WO1994026695A1 - Nouveaux derives du lupane, leur preparation et les compositions pharmaceutiques qui les contiennent - Google Patents
Nouveaux derives du lupane, leur preparation et les compositions pharmaceutiques qui les contiennent Download PDFInfo
- Publication number
- WO1994026695A1 WO1994026695A1 PCT/FR1994/000532 FR9400532W WO9426695A1 WO 1994026695 A1 WO1994026695 A1 WO 1994026695A1 FR 9400532 W FR9400532 W FR 9400532W WO 9426695 A1 WO9426695 A1 WO 9426695A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- acid
- oyl
- temperature
- region
- general formula
- Prior art date
Links
- 150000002654 lupanes Chemical class 0.000 title claims abstract description 23
- 238000002360 preparation method Methods 0.000 title claims abstract description 6
- 239000008194 pharmaceutical composition Substances 0.000 title claims description 5
- -1 N-méthyl carbamoyl Chemical group 0.000 claims abstract description 29
- 150000003839 salts Chemical class 0.000 claims abstract description 14
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims abstract description 13
- 125000003917 carbamoyl group Chemical group [H]N([H])C(*)=O 0.000 claims abstract description 6
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 5
- 125000003545 alkoxy group Chemical group 0.000 claims abstract description 3
- 239000000203 mixture Substances 0.000 claims description 42
- 239000002253 acid Substances 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 13
- 150000003254 radicals Chemical group 0.000 claims description 13
- 150000001412 amines Chemical class 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000002671 adjuvant Substances 0.000 claims description 4
- 230000000840 anti-viral effect Effects 0.000 claims description 4
- 239000003085 diluting agent Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 125000005843 halogen group Chemical group 0.000 claims description 3
- WCYWZMWISLQXQU-UHFFFAOYSA-N methyl Chemical compound [CH3] WCYWZMWISLQXQU-UHFFFAOYSA-N 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- 230000002519 immonomodulatory effect Effects 0.000 claims description 2
- 229960004963 mesalazine Drugs 0.000 claims description 2
- 230000000845 anti-microbial effect Effects 0.000 claims 1
- 241000700605 Viruses Species 0.000 abstract description 10
- 208000030507 AIDS Diseases 0.000 abstract description 5
- XQFRJNBWHJMXHO-RRKCRQDMSA-N IDUR Chemical compound C1[C@H](O)[C@@H](CO)O[C@H]1N1C(=O)NC(=O)C(I)=C1 XQFRJNBWHJMXHO-RRKCRQDMSA-N 0.000 abstract description 5
- 208000015181 infectious disease Diseases 0.000 abstract description 5
- 238000011282 treatment Methods 0.000 abstract description 5
- 229910052736 halogen Inorganic materials 0.000 abstract 1
- 150000002367 halogens Chemical class 0.000 abstract 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 abstract 1
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 abstract 1
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 117
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 84
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 75
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 69
- 230000002829 reductive effect Effects 0.000 description 62
- 239000000243 solution Substances 0.000 description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 47
- 239000012153 distilled water Substances 0.000 description 44
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 39
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 38
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 36
- 239000000047 product Substances 0.000 description 36
- 239000007787 solid Substances 0.000 description 36
- 239000000377 silicon dioxide Substances 0.000 description 35
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 28
- 239000011541 reaction mixture Substances 0.000 description 21
- 238000003756 stirring Methods 0.000 description 20
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 19
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 18
- 239000003480 eluent Substances 0.000 description 18
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 17
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 15
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 15
- 239000012074 organic phase Substances 0.000 description 15
- 238000004587 chromatography analysis Methods 0.000 description 14
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 14
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 12
- 238000002844 melting Methods 0.000 description 12
- 230000008018 melting Effects 0.000 description 12
- 239000002904 solvent Substances 0.000 description 12
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 12
- 238000001914 filtration Methods 0.000 description 11
- 241000725303 Human immunodeficiency virus Species 0.000 description 9
- 239000008346 aqueous phase Substances 0.000 description 8
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 8
- 235000019341 magnesium sulphate Nutrition 0.000 description 8
- WBKFWQBXFREOFH-UHFFFAOYSA-N dichloromethane;ethyl acetate Chemical compound ClCCl.CCOC(C)=O WBKFWQBXFREOFH-UHFFFAOYSA-N 0.000 description 7
- 102100034343 Integrase Human genes 0.000 description 6
- 108010092799 RNA-directed DNA polymerase Proteins 0.000 description 6
- 229910021529 ammonia Inorganic materials 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 239000000725 suspension Substances 0.000 description 6
- 239000002585 base Substances 0.000 description 5
- 230000000120 cytopathologic effect Effects 0.000 description 5
- 238000010992 reflux Methods 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 4
- 206010061598 Immunodeficiency Diseases 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- IJOOHPMOJXWVHK-UHFFFAOYSA-N chlorotrimethylsilane Chemical compound C[Si](C)(C)Cl IJOOHPMOJXWVHK-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- NPZTUJOABDZTLV-UHFFFAOYSA-N hydroxybenzotriazole Substances O=C1C=CC=C2NNN=C12 NPZTUJOABDZTLV-UHFFFAOYSA-N 0.000 description 4
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 4
- CTSLXHKWHWQRSH-UHFFFAOYSA-N oxalyl chloride Chemical compound ClC(=O)C(Cl)=O CTSLXHKWHWQRSH-UHFFFAOYSA-N 0.000 description 4
- 238000004809 thin layer chromatography Methods 0.000 description 4
- NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical compound CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 description 3
- QIXJVAGZPJKDGY-UHFFFAOYSA-N 3-bromo-5-methoxycarbonylbenzoic acid Chemical compound COC(=O)C1=CC(Br)=CC(C(O)=O)=C1 QIXJVAGZPJKDGY-UHFFFAOYSA-N 0.000 description 3
- CWHIYJICTFINJV-UHFFFAOYSA-N COC(=O)C1=CC(NC(=O)OC(C)(C)C)=CC(C(O)=O)=C1 Chemical compound COC(=O)C1=CC(NC(=O)OC(C)(C)C)=CC(C(O)=O)=C1 CWHIYJICTFINJV-UHFFFAOYSA-N 0.000 description 3
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 3
- 208000007514 Herpes zoster Diseases 0.000 description 3
- SJRJJKPEHAURKC-UHFFFAOYSA-N N-Methylmorpholine Chemical compound CN1CCOCC1 SJRJJKPEHAURKC-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 3
- 150000001413 amino acids Chemical class 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- WGLUMOCWFMKWIL-UHFFFAOYSA-N dichloromethane;methanol Chemical compound OC.ClCCl WGLUMOCWFMKWIL-UHFFFAOYSA-N 0.000 description 3
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000002401 inhibitory effect Effects 0.000 description 3
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical compound [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002609 medium Substances 0.000 description 3
- 235000011837 pasties Nutrition 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 125000006239 protecting group Chemical group 0.000 description 3
- 239000012429 reaction media Substances 0.000 description 3
- 239000012047 saturated solution Substances 0.000 description 3
- 229910052938 sodium sulfate Inorganic materials 0.000 description 3
- 235000011152 sodium sulphate Nutrition 0.000 description 3
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 2
- ASOKPJOREAFHNY-UHFFFAOYSA-N 1-Hydroxybenzotriazole Chemical compound C1=CC=C2N(O)N=NC2=C1 ASOKPJOREAFHNY-UHFFFAOYSA-N 0.000 description 2
- PJUPKRYGDFTMTM-UHFFFAOYSA-N 1-hydroxybenzotriazole;hydrate Chemical compound O.C1=CC=C2N(O)N=NC2=C1 PJUPKRYGDFTMTM-UHFFFAOYSA-N 0.000 description 2
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 2
- YOETUEMZNOLGDB-UHFFFAOYSA-N 2-methylpropyl carbonochloridate Chemical compound CC(C)COC(Cl)=O YOETUEMZNOLGDB-UHFFFAOYSA-N 0.000 description 2
- UQXNEWQGGVUVQA-UHFFFAOYSA-N 8-aminooctanoic acid Chemical compound NCCCCCCCC(O)=O UQXNEWQGGVUVQA-UHFFFAOYSA-N 0.000 description 2
- 206010001513 AIDS related complex Diseases 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000701022 Cytomegalovirus Species 0.000 description 2
- ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 description 2
- 208000009889 Herpes Simplex Diseases 0.000 description 2
- 208000029462 Immunodeficiency disease Diseases 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 2
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- LOUPRKONTZGTKE-WZBLMQSHSA-N Quinine Chemical compound C([C@H]([C@H](C1)C=C)C2)C[N@@]1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OC)C=C21 LOUPRKONTZGTKE-WZBLMQSHSA-N 0.000 description 2
- 239000012979 RPMI medium Substances 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 2
- WGQKYBSKWIADBV-UHFFFAOYSA-N benzylamine Chemical compound NCC1=CC=CC=C1 WGQKYBSKWIADBV-UHFFFAOYSA-N 0.000 description 2
- 239000002775 capsule Substances 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- XSBQKJDXFXLJLS-UHFFFAOYSA-N dimethyl 5-[(2-methylpropan-2-yl)oxycarbonylamino]benzene-1,3-dicarboxylate Chemical compound COC(=O)C1=CC(NC(=O)OC(C)(C)C)=CC(C(=O)OC)=C1 XSBQKJDXFXLJLS-UHFFFAOYSA-N 0.000 description 2
- ODCCJTMPMUFERV-UHFFFAOYSA-N ditert-butyl carbonate Chemical compound CC(C)(C)OC(=O)OC(C)(C)C ODCCJTMPMUFERV-UHFFFAOYSA-N 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 206010014599 encephalitis Diseases 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 230000007813 immunodeficiency Effects 0.000 description 2
- 238000011534 incubation Methods 0.000 description 2
- 239000003701 inert diluent Substances 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- 239000002198 insoluble material Substances 0.000 description 2
- NKMDIWKRKQFYPH-VIUFNMEASA-N lupane Chemical compound C1CCC(C)(C)[C@@H]2CC[C@@]3(C)[C@]4(C)CC[C@@]5(C)CC[C@@H](C(C)C)[C@@H]5[C@H]4CC[C@@H]3[C@]21C NKMDIWKRKQFYPH-VIUFNMEASA-N 0.000 description 2
- 235000019359 magnesium stearate Nutrition 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- OMWQHVRUXLRZRC-UHFFFAOYSA-N methyl 3-amino-2-hydroxybenzoate Chemical compound COC(=O)C1=CC=CC(N)=C1O OMWQHVRUXLRZRC-UHFFFAOYSA-N 0.000 description 2
- LOCJPOYKBUUVKU-UHFFFAOYSA-N methyl 3-amino-4-chlorobenzoate Chemical compound COC(=O)C1=CC=C(Cl)C(N)=C1 LOCJPOYKBUUVKU-UHFFFAOYSA-N 0.000 description 2
- DSHBGNPOIBSIOQ-UHFFFAOYSA-N methyl 4-amino-2-chlorobenzoate Chemical compound COC(=O)C1=CC=C(N)C=C1Cl DSHBGNPOIBSIOQ-UHFFFAOYSA-N 0.000 description 2
- UFKIEWLFIQETME-UHFFFAOYSA-N methyl 5-amino-2-chlorobenzoate;hydrochloride Chemical compound Cl.COC(=O)C1=CC(N)=CC=C1Cl UFKIEWLFIQETME-UHFFFAOYSA-N 0.000 description 2
- DDIZAANNODHTRB-UHFFFAOYSA-N methyl p-anisate Chemical compound COC(=O)C1=CC=C(OC)C=C1 DDIZAANNODHTRB-UHFFFAOYSA-N 0.000 description 2
- VMGAPWLDMVPYIA-HIDZBRGKSA-N n'-amino-n-iminomethanimidamide Chemical class N\N=C\N=N VMGAPWLDMVPYIA-HIDZBRGKSA-N 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- NQDJXKOVJZTUJA-UHFFFAOYSA-N nevirapine Chemical compound C12=NC=CC=C2C(=O)NC=2C(C)=CC=NC=2N1C1CC1 NQDJXKOVJZTUJA-UHFFFAOYSA-N 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000000546 pharmaceutical excipient Substances 0.000 description 2
- 239000008363 phosphate buffer Substances 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 230000003449 preventive effect Effects 0.000 description 2
- 238000011321 prophylaxis Methods 0.000 description 2
- WGYKZJWCGVVSQN-UHFFFAOYSA-N propylamine Chemical compound CCCN WGYKZJWCGVVSQN-UHFFFAOYSA-N 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000008247 solid mixture Substances 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- UCSJYZPVAKXKNQ-HZYVHMACSA-N streptomycin Chemical compound CN[C@H]1[C@H](O)[C@@H](O)[C@H](CO)O[C@H]1O[C@@H]1[C@](C=O)(O)[C@H](C)O[C@H]1O[C@@H]1[C@@H](NC(N)=N)[C@H](O)[C@@H](NC(N)=N)[C@H](O)[C@H]1O UCSJYZPVAKXKNQ-HZYVHMACSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000003826 tablet Substances 0.000 description 2
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 2
- 229960002555 zidovudine Drugs 0.000 description 2
- HBOMLICNUCNMMY-XLPZGREQSA-N zidovudine Chemical compound O=C1NC(=O)C(C)=CN1[C@@H]1O[C@H](CO)[C@@H](N=[N+]=[N-])C1 HBOMLICNUCNMMY-XLPZGREQSA-N 0.000 description 2
- ACWNTJJUZAIOLW-BWXYOZBYSA-N (1r,3as,5ar,5br,7ar,9s,11ar,11br,13ar,13br)-9-acetyloxy-5a,5b,8,8,11a-pentamethyl-1-prop-1-en-2-yl-1,2,3,4,5,6,7,7a,9,10,11,11b,12,13,13a,13b-hexadecahydrocyclopenta[a]chrysene-3a-carboxylic acid Chemical compound C1C[C@H](OC(C)=O)C(C)(C)[C@@H]2CC[C@@]3(C)[C@]4(C)CC[C@@]5(C(O)=O)CC[C@@H](C(=C)C)[C@@H]5[C@H]4CC[C@@H]3[C@]21C ACWNTJJUZAIOLW-BWXYOZBYSA-N 0.000 description 1
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- HDMHBHNRWDNNCD-UHFFFAOYSA-N 1-[(2-hydroxyethoxy)methyl]-6-(phenylsulfanyl)thymine Chemical compound OCCOCN1C(=O)NC(=O)C(C)=C1SC1=CC=CC=C1 HDMHBHNRWDNNCD-UHFFFAOYSA-N 0.000 description 1
- SOFNZMRISCENSZ-UHFFFAOYSA-N 2-bromo-4,5-dimethyl-1,3-thiazole Chemical compound CC=1N=C(Br)SC=1C SOFNZMRISCENSZ-UHFFFAOYSA-N 0.000 description 1
- SLRMQYXOBQWXCR-UHFFFAOYSA-N 2154-56-5 Chemical compound [CH2]C1=CC=CC=C1 SLRMQYXOBQWXCR-UHFFFAOYSA-N 0.000 description 1
- ZCRNIIJXDRYWDU-UHFFFAOYSA-N 3-(methoxycarbonyl)-5-nitrobenzoic acid Chemical compound COC(=O)C1=CC(C(O)=O)=CC([N+]([O-])=O)=C1 ZCRNIIJXDRYWDU-UHFFFAOYSA-N 0.000 description 1
- BYHMLZGICSEKIY-UHFFFAOYSA-N 3-amino-2-methylbenzoic acid Chemical compound CC1=C(N)C=CC=C1C(O)=O BYHMLZGICSEKIY-UHFFFAOYSA-N 0.000 description 1
- DMGFVJVLVZOSOE-UHFFFAOYSA-N 3-amino-4-chlorobenzoic acid Chemical compound NC1=CC(C(O)=O)=CC=C1Cl DMGFVJVLVZOSOE-UHFFFAOYSA-N 0.000 description 1
- XKFIFYROMAAUDL-UHFFFAOYSA-N 3-amino-4-methylbenzoic acid Chemical compound CC1=CC=C(C(O)=O)C=C1N XKFIFYROMAAUDL-UHFFFAOYSA-N 0.000 description 1
- BHCZVQVKEQQOAN-UHFFFAOYSA-N 3-fluoro-4-methoxycarbonylbenzoic acid Chemical compound COC(=O)C1=CC=C(C(O)=O)C=C1F BHCZVQVKEQQOAN-UHFFFAOYSA-N 0.000 description 1
- QIDDQSOTPRNKSX-UHFFFAOYSA-N 4-ethoxycarbonyl-3-fluorobenzoic acid Chemical compound CCOC(=O)c1ccc(cc1F)C(O)=O QIDDQSOTPRNKSX-UHFFFAOYSA-N 0.000 description 1
- GVCFFVPEOLCYNN-UHFFFAOYSA-N 5-amino-2-chlorobenzoic acid Chemical compound NC1=CC=C(Cl)C(C(O)=O)=C1 GVCFFVPEOLCYNN-UHFFFAOYSA-N 0.000 description 1
- FPQMGQZTBWIHDN-UHFFFAOYSA-N 5-fluoroanthranilic acid Chemical compound NC1=CC=C(F)C=C1C(O)=O FPQMGQZTBWIHDN-UHFFFAOYSA-N 0.000 description 1
- VASKZFMOJFLZDZ-UHFFFAOYSA-N 5-phenyl-1h-tetrazol-1-ium;bromide Chemical compound [Br-].[NH2+]1N=NN=C1C1=CC=CC=C1 VASKZFMOJFLZDZ-UHFFFAOYSA-N 0.000 description 1
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- ACWNTJJUZAIOLW-UHFFFAOYSA-N Acetylbetulinsaeure Natural products C1CC(OC(C)=O)C(C)(C)C2CCC3(C)C4(C)CCC5(C(O)=O)CCC(C(=C)C)C5C4CCC3C21C ACWNTJJUZAIOLW-UHFFFAOYSA-N 0.000 description 1
- GUBGYTABKSRVRQ-XLOQQCSPSA-N Alpha-Lactose Chemical compound O[C@@H]1[C@@H](O)[C@@H](O)[C@@H](CO)O[C@H]1O[C@@H]1[C@@H](CO)O[C@H](O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-XLOQQCSPSA-N 0.000 description 1
- 239000005711 Benzoic acid Substances 0.000 description 1
- 201000004569 Blindness Diseases 0.000 description 1
- 108091003079 Bovine Serum Albumin Proteins 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 0 CCCCC(N)=* Chemical compound CCCCC(N)=* 0.000 description 1
- QAUQPRYMZDBCMU-UHFFFAOYSA-N CCOC(=O)C1=C(C=CC(=C1)F)N.Cl Chemical compound CCOC(=O)C1=C(C=CC(=C1)F)N.Cl QAUQPRYMZDBCMU-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 201000006082 Chickenpox Diseases 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 235000001258 Cinchona calisaya Nutrition 0.000 description 1
- 206010011831 Cytomegalovirus infection Diseases 0.000 description 1
- XBPCUCUWBYBCDP-UHFFFAOYSA-N Dicyclohexylamine Chemical compound C1CCCCC1NC1CCCCC1 XBPCUCUWBYBCDP-UHFFFAOYSA-N 0.000 description 1
- BXZVVICBKDXVGW-NKWVEPMBSA-N Didanosine Chemical compound O1[C@H](CO)CC[C@@H]1N1C(NC=NC2=O)=C2N=C1 BXZVVICBKDXVGW-NKWVEPMBSA-N 0.000 description 1
- 238000002965 ELISA Methods 0.000 description 1
- LVGKNOAMLMIIKO-UHFFFAOYSA-N Elaidinsaeure-aethylester Natural products CCCCCCCCC=CCCCCCCCC(=O)OCC LVGKNOAMLMIIKO-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 208000001688 Herpes Genitalis Diseases 0.000 description 1
- 208000004898 Herpes Labialis Diseases 0.000 description 1
- 241000701044 Human gammaherpesvirus 4 Species 0.000 description 1
- 241000713772 Human immunodeficiency virus 1 Species 0.000 description 1
- 241000243251 Hydra Species 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- ROHFNLRQFUQHCH-YFKPBYRVSA-N L-leucine Chemical compound CC(C)C[C@H](N)C(O)=O ROHFNLRQFUQHCH-YFKPBYRVSA-N 0.000 description 1
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 description 1
- ROHFNLRQFUQHCH-UHFFFAOYSA-N Leucine Natural products CC(C)CC(N)C(O)=O ROHFNLRQFUQHCH-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- KDXKERNSBIXSRK-UHFFFAOYSA-N Lysine Natural products NCCCCC(N)C(O)=O KDXKERNSBIXSRK-UHFFFAOYSA-N 0.000 description 1
- 239000004472 Lysine Substances 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- NQTADLQHYWFPDB-UHFFFAOYSA-N N-Hydroxysuccinimide Chemical compound ON1C(=O)CCC1=O NQTADLQHYWFPDB-UHFFFAOYSA-N 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 206010067152 Oral herpes Diseases 0.000 description 1
- 239000005662 Paraffin oil Substances 0.000 description 1
- 229930182555 Penicillin Natural products 0.000 description 1
- JGSARLDLIJGVTE-MBNYWOFBSA-N Penicillin G Chemical compound N([C@H]1[C@H]2SC([C@@H](N2C1=O)C(O)=O)(C)C)C(=O)CC1=CC=CC=C1 JGSARLDLIJGVTE-MBNYWOFBSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 101710149951 Protein Tat Proteins 0.000 description 1
- 206010038910 Retinitis Diseases 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- XNKLLVCARDGLGL-JGVFFNPUSA-N Stavudine Chemical compound O=C1NC(=O)C(C)=CN1[C@H]1C=C[C@@H](CO)O1 XNKLLVCARDGLGL-JGVFFNPUSA-N 0.000 description 1
- 229930006000 Sucrose Natural products 0.000 description 1
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 1
- 206010046980 Varicella Diseases 0.000 description 1
- WREGKURFCTUGRC-POYBYMJQSA-N Zalcitabine Chemical compound O=C1N=C(N)C=CN1[C@@H]1O[C@H](CO)CC1 WREGKURFCTUGRC-POYBYMJQSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 125000004423 acyloxy group Chemical group 0.000 description 1
- WOZSCQDILHKSGG-UHFFFAOYSA-N adefovir depivoxil Chemical compound N1=CN=C2N(CCOCP(=O)(OCOC(=O)C(C)(C)C)OCOC(=O)C(C)(C)C)C=NC2=C1N WOZSCQDILHKSGG-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 125000004183 alkoxy alkyl group Chemical group 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 230000000798 anti-retroviral effect Effects 0.000 description 1
- 239000004599 antimicrobial Substances 0.000 description 1
- 239000002246 antineoplastic agent Substances 0.000 description 1
- 239000003903 antiretrovirus agent Substances 0.000 description 1
- 238000003149 assay kit Methods 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- OJHAHQJRQIOCFK-UHFFFAOYSA-N azane;chloroform;methanol Chemical compound N.OC.ClC(Cl)Cl OJHAHQJRQIOCFK-UHFFFAOYSA-N 0.000 description 1
- 230000000721 bacterilogical effect Effects 0.000 description 1
- RQPZNWPYLFFXCP-UHFFFAOYSA-L barium dihydroxide Chemical compound [OH-].[OH-].[Ba+2] RQPZNWPYLFFXCP-UHFFFAOYSA-L 0.000 description 1
- 229910001863 barium hydroxide Inorganic materials 0.000 description 1
- UPABQMWFWCMOFV-UHFFFAOYSA-N benethamine Chemical compound C=1C=CC=CC=1CNCCC1=CC=CC=C1 UPABQMWFWCMOFV-UHFFFAOYSA-N 0.000 description 1
- 235000010233 benzoic acid Nutrition 0.000 description 1
- FVWJYYTZTCVBKE-ROUWMTJPSA-N betulin Chemical class C1C[C@H](O)C(C)(C)[C@@H]2CC[C@@]3(C)[C@]4(C)CC[C@@]5(CO)CC[C@@H](C(=C)C)[C@@H]5[C@H]4CC[C@@H]3[C@]21C FVWJYYTZTCVBKE-ROUWMTJPSA-N 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 150000001718 carbodiimides Chemical class 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000004113 cell culture Methods 0.000 description 1
- 230000003833 cell viability Effects 0.000 description 1
- 238000002512 chemotherapy Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- OEYIOHPDSNJKLS-UHFFFAOYSA-N choline Chemical compound C[N+](C)(C)CCO OEYIOHPDSNJKLS-UHFFFAOYSA-N 0.000 description 1
- 229960001231 choline Drugs 0.000 description 1
- LOUPRKONTZGTKE-UHFFFAOYSA-N cinchonine Natural products C1C(C(C2)C=C)CCN2C1C(O)C1=CC=NC2=CC=C(OC)C=C21 LOUPRKONTZGTKE-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229940110456 cocoa butter Drugs 0.000 description 1
- 235000019868 cocoa butter Nutrition 0.000 description 1
- 238000013270 controlled release Methods 0.000 description 1
- 239000012228 culture supernatant Substances 0.000 description 1
- 238000009109 curative therapy Methods 0.000 description 1
- 230000001120 cytoprotective effect Effects 0.000 description 1
- 230000001085 cytostatic effect Effects 0.000 description 1
- 231100000433 cytotoxic Toxicity 0.000 description 1
- 230000001472 cytotoxic effect Effects 0.000 description 1
- 230000003013 cytotoxicity Effects 0.000 description 1
- 231100000135 cytotoxicity Toxicity 0.000 description 1
- 229960002887 deanol Drugs 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- LHUZAYREVYDAGJ-UHFFFAOYSA-N dichloromethane;ethyl acetate;methanol Chemical compound OC.ClCCl.CCOC(C)=O LHUZAYREVYDAGJ-UHFFFAOYSA-N 0.000 description 1
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 1
- NCRFSIQSCLJDIC-UHFFFAOYSA-N dimethyl 2-fluorobenzene-1,4-dicarboxylate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C(F)=C1 NCRFSIQSCLJDIC-UHFFFAOYSA-N 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000012972 dimethylethanolamine Substances 0.000 description 1
- ZZVUWRFHKOJYTH-UHFFFAOYSA-N diphenhydramine Chemical group C=1C=CC=CC=1C(OCCN(C)C)C1=CC=CC=C1 ZZVUWRFHKOJYTH-UHFFFAOYSA-N 0.000 description 1
- MGHPNCMVUAKAIE-UHFFFAOYSA-N diphenylmethanamine Chemical compound C=1C=CC=CC=1C(N)C1=CC=CC=C1 MGHPNCMVUAKAIE-UHFFFAOYSA-N 0.000 description 1
- 229940042399 direct acting antivirals protease inhibitors Drugs 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 238000001952 enzyme assay Methods 0.000 description 1
- LVGKNOAMLMIIKO-QXMHVHEDSA-N ethyl oleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OCC LVGKNOAMLMIIKO-QXMHVHEDSA-N 0.000 description 1
- 229940093471 ethyl oleate Drugs 0.000 description 1
- 239000012894 fetal calf serum Substances 0.000 description 1
- 210000003754 fetus Anatomy 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 201000004946 genital herpes Diseases 0.000 description 1
- ZDXPYRJPNDTMRX-UHFFFAOYSA-N glutamine Natural products OC(=O)C(N)CCC(N)=O ZDXPYRJPNDTMRX-UHFFFAOYSA-N 0.000 description 1
- 125000005456 glyceride group Chemical group 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 125000004969 haloethyl group Chemical group 0.000 description 1
- PWSKHLMYTZNYKO-UHFFFAOYSA-N heptane-1,7-diamine Chemical compound NCCCCCCCN PWSKHLMYTZNYKO-UHFFFAOYSA-N 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- BLNWTAHYTCHDJH-UHFFFAOYSA-O hydroxy(oxo)azanium Chemical compound O[NH+]=O BLNWTAHYTCHDJH-UHFFFAOYSA-O 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- QRXWMOHMRWLFEY-UHFFFAOYSA-N isoniazide Chemical compound NNC(=O)C1=CC=NC=C1 QRXWMOHMRWLFEY-UHFFFAOYSA-N 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000008101 lactose Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- CJPLEFFCVDQQFZ-UHFFFAOYSA-N loviride Chemical compound CC(=O)C1=CC=C(C)C=C1NC(C(N)=O)C1=C(Cl)C=CC=C1Cl CJPLEFFCVDQQFZ-UHFFFAOYSA-N 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- MYWUZJCMWCOHBA-VIFPVBQESA-N methamphetamine Chemical compound CN[C@@H](C)CC1=CC=CC=C1 MYWUZJCMWCOHBA-VIFPVBQESA-N 0.000 description 1
- 229940098779 methanesulfonic acid Drugs 0.000 description 1
- 125000004184 methoxymethyl group Chemical group [H]C([H])([H])OC([H])([H])* 0.000 description 1
- IOUBMFSWJJVNTE-UHFFFAOYSA-N methyl 3-amino-4-chlorobenzoate;hydrochloride Chemical compound Cl.COC(=O)C1=CC=C(Cl)C(N)=C1 IOUBMFSWJJVNTE-UHFFFAOYSA-N 0.000 description 1
- DJLFOMMCQBAMAA-UHFFFAOYSA-N methyl 4-amino-3-methoxybenzoate Chemical compound COC(=O)C1=CC=C(N)C(OC)=C1 DJLFOMMCQBAMAA-UHFFFAOYSA-N 0.000 description 1
- ALYQFGBPEGLBLW-UHFFFAOYSA-N methyl 4-amino-5-chloro-2-methoxybenzoate Chemical compound COC(=O)C1=CC(Cl)=C(N)C=C1OC ALYQFGBPEGLBLW-UHFFFAOYSA-N 0.000 description 1
- LBNPBOFVHYOPIB-UHFFFAOYSA-N methyl 5-amino-2-chlorobenzoate Chemical compound COC(=O)C1=CC(N)=CC=C1Cl LBNPBOFVHYOPIB-UHFFFAOYSA-N 0.000 description 1
- MXUHMQZOATZRIK-UHFFFAOYSA-N methyl 5-amino-2-hydroxybenzoate Chemical compound COC(=O)C1=CC(N)=CC=C1O MXUHMQZOATZRIK-UHFFFAOYSA-N 0.000 description 1
- 238000007069 methylation reaction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229960000689 nevirapine Drugs 0.000 description 1
- 235000008390 olive oil Nutrition 0.000 description 1
- 239000004006 olive oil Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 150000002895 organic esters Chemical class 0.000 description 1
- QQOXBFUTRLDXDP-UHFFFAOYSA-N p-Aminosalicylic acid methyl ester Chemical compound COC(=O)C1=CC=C(N)C=C1O QQOXBFUTRLDXDP-UHFFFAOYSA-N 0.000 description 1
- 238000007911 parenteral administration Methods 0.000 description 1
- 229940049954 penicillin Drugs 0.000 description 1
- 239000000137 peptide hydrolase inhibitor Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 239000006187 pill Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000035935 pregnancy Effects 0.000 description 1
- 229940121649 protein inhibitor Drugs 0.000 description 1
- 239000012268 protein inhibitor Substances 0.000 description 1
- UBQKCCHYAOITMY-UHFFFAOYSA-N pyridin-2-ol Chemical class OC1=CC=CC=N1 UBQKCCHYAOITMY-UHFFFAOYSA-N 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 229960000948 quinine Drugs 0.000 description 1
- WTTIBCHOELPGFK-LBPRGKRZSA-N r82150 Chemical compound C1N(CC=C(C)C)[C@@H](C)CN2C(=S)NC3=CC=CC1=C32 WTTIBCHOELPGFK-LBPRGKRZSA-N 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- BOLDJAUMGUJJKM-LSDHHAIUSA-N renifolin D Natural products CC(=C)[C@@H]1Cc2c(O)c(O)ccc2[C@H]1CC(=O)c3ccc(O)cc3O BOLDJAUMGUJJKM-LSDHHAIUSA-N 0.000 description 1
- 239000003419 rna directed dna polymerase inhibitor Substances 0.000 description 1
- 229960004889 salicylic acid Drugs 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000008174 sterile solution Substances 0.000 description 1
- 239000008223 sterile water Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 229960005322 streptomycin Drugs 0.000 description 1
- 125000000547 substituted alkyl group Chemical group 0.000 description 1
- 239000005720 sucrose Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000000829 suppository Substances 0.000 description 1
- 208000010648 susceptibility to HIV infection Diseases 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- 125000001412 tetrahydropyranyl group Chemical group 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 238000002054 transplantation Methods 0.000 description 1
- 125000005270 trialkylamine group Chemical group 0.000 description 1
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000002221 trityl group Chemical group [H]C1=C([H])C([H])=C([H])C([H])=C1C([*])(C1=C(C(=C(C(=C1[H])[H])[H])[H])[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
- 239000003981 vehicle Substances 0.000 description 1
- 230000003612 virological effect Effects 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C237/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups
- C07C237/02—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atoms of the carboxamide groups bound to acyclic carbon atoms of the carbon skeleton
- C07C237/22—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atoms of the carboxamide groups bound to acyclic carbon atoms of the carbon skeleton having nitrogen atoms of amino groups bound to the carbon skeleton of the acid part, further acylated
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P37/00—Drugs for immunological or allergic disorders
- A61P37/02—Immunomodulators
- A61P37/04—Immunostimulants
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C235/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms
- C07C235/40—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of rings other than six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C235/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms
- C07C235/42—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton
- C07C235/44—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton with carbon atoms of carboxamide groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring
- C07C235/50—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton with carbon atoms of carboxamide groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom of a hydrocarbon radical substituted by nitrogen atoms not being part of nitro or nitroso groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C235/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms
- C07C235/42—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton
- C07C235/44—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton with carbon atoms of carboxamide groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring
- C07C235/58—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton with carbon atoms of carboxamide groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring with carbon atoms of carboxamide groups and singly-bound oxygen atoms, bound in ortho-position to carbon atoms of the same non-condensed six-membered aromatic ring
- C07C235/60—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton with carbon atoms of carboxamide groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring with carbon atoms of carboxamide groups and singly-bound oxygen atoms, bound in ortho-position to carbon atoms of the same non-condensed six-membered aromatic ring having the nitrogen atoms of the carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C271/06—Esters of carbamic acids
- C07C271/08—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
- C07C271/26—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a six-membered aromatic ring
- C07C271/28—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a six-membered aromatic ring to a carbon atom of a non-condensed six-membered aromatic ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2603/00—Systems containing at least three condensed rings
- C07C2603/56—Ring systems containing bridged rings
- C07C2603/90—Ring systems containing bridged rings containing more than four rings
Definitions
- the present invention relates to lupane derivatives, of general formula:
- R 1 and R 2 are hydroxy or acyloxy and R 3 is in particular methyl. These derivatives are useful in the field of anticancer agents.
- R ' is a hydrogen atom or an alkyl radical
- X represents a carbamoyl, N-methyl carbamoyl, aminocarbonyl or N-methylaminocarbonyl radical
- y is a substituted phenylene radical of general formula:
- R 1 and R 2 which are identical or different, represent hydrogen or halogen atoms or alkyl, alkyloxy or nitro radicals, at least one being other than hydrogen,
- R ° and R °° identical or different are hydrogen atoms or alkyl radicals (it being understood that each unit -CRoR °° is not necessarily identical to the previous one) and, n is an integer from 6 to 12, m is an integer from 0 to 2 and p is an integer from 0 to 2 and are such that m + n + p is between 6 and 12, as well as their pharmaceutically acceptable salts when they exist, exhibit a cytoprotective effect cells infected with an HIV virus (Human Immunodeficiency Virus) as well as an activity inhibiting the production of reverse transcriptase of an HIV virus.
- HIV virus Human Immunodeficiency Virus
- the alkyl radicals are straight or branched and contain 1 to 4 carbon atoms and that the halogen atoms can be chosen from fluorine, chlorine, bromine and iodine .
- the products of general formula (I) have stereoisomeric forms, it is also understood that the stereoisomeric forms and their mixtures also come within the scope of the present invention.
- the lupane derivative of general formula (I) can be obtained from a lupane derivative of general formula:
- R °, R °°, m and p are defined as above and R "'is defined as above.
- the hydroxy radicals of the lupane derivative of general formula (IV) are preferably protected by radicals compatible which can be set up and removed without touching the rest of the molecule.
- R ' is a hydrogen atom
- the protective groups can be chosen from the radicals described by TW GREENE, Protective Groups in Organic Synthesis, J. WILEY-Interscience Publication (1991) or by Me OMIE, Protective Groups in Organic Chemistry, Plenum Press (1973) . It is in particular advantageous to use protective radicals which can be eliminated simultaneously. We will choose radicals which can be eliminated in neutral, basic or acidic medium.
- the hydroxy radicals can be protected in the ester state (formyloxy, acetoxy, isbutbut, trichloroacetyloxy, phenoxyacetyloxy, benzyloxy); in this case, the elimination is carried out by hydrolysis in a basic medium, in particular in the presence of soda at a temperature of between 10 and 50 ° C.
- Protection can also be carried out in the ketone state, in the form of carbonate by a radical —COOR a in which R a is an alkyl or benzyl radical optionally substituted or else by a trialkylsilyl radical; the acid protective rafts can be chosen from alkyl (methyl, ethyl, t.butyl), substituted alkyl (trichlorethyl, haloethyl, p.
- toluenesulfonyl-ethyl benzyl, benzyl substituted by a nitro radical, benzhydryl, triphenylmethyl, benzyloxymethyl ...), alkyloxyalkyl (methoxymethyl), tetrahydropyranyl or trimethylsilyl.
- the reaction is carried out according to the usual methods of condensation of an amine on an acid.
- an acid acceptor such as an organic nitrogenous base (trialcoylamine, pyridine, N-methyl-morpholine, d ⁇ aza-1,8 b ⁇ cyclo [5.4.0] undecene-7, diaza1,5 bicyclo [4.3.0] nonene-5 for example) in an organic solvent such as a chlorinated solvent (dichloromethane, dichlorethane, chloroform for example) or an amide (dimethylformamide for example).
- a condensing agent such as a carbodiimide (dicyclohexylcarbodnmide, 1- (3-dimethylaminopropyl) -3-ethylcarbodnmide hydrochloride for example) and optionally ment in the presence of a catalyst such as N-hydroxybenzotriazole or N-hydroxysuccinimide, at a temperature between -20 and 40 ° C.
- a condensing agent such as a carbodiimide (dicyclohexylcarbodnmide, 1- (3-dimethylaminopropyl) -3-ethylcarbodnmide hydrochloride for example)
- a catalyst such as N-hydroxybenzotriazole or N-hydroxysuccinimide
- the condensation of the drain of general formula (Va) is preferably carried out from the hydrochloride of the amine. It is generally carried out on the acid chloride or on an activated ester.
- the acid derived from lupane, of general formula (IVa) can be prepared by the action of an amino acid of general formula:
- the reaction of the amino acid on the chloride of lupen-20 (29) oic-28 acid of general formula (VII) is carried out according to the usual methods which do not alter the rest of the molecule.
- the operation is carried out in particular in the presence of an organic nitrogenous base such as a trialkylamine (triethylamine for example) in an organic solvent such as a chlorinated solvent (chloroform, 1,2-dichloroethane, dichloromethane) or in tetrahydrofuran or in a mixture of these solvents, at a temperature between 15 and 30 ° C.
- the acid chloride of the lupane derivative of general formula (VII) can be prepared according to known methods. For example, the reaction is carried out by the action of oxalyl chloride or thionyl chloride, in a chlorinated solvent such as chloroform, dichloroethane or dichloromethane.
- the amino acid of general formula (VI) can be prepared as described below in the examples.
- the amine derived from lupane, of general formula (IVb), for which R '' 'is a hydrogen atom, can be prepared from a lupane derivative of general formula (VII), by the action of a diamine of general formula:
- the derivatives (IVb) for which R '' 'is a methyl radical can be obtained by N-methylation of the product of general formula (IVb) for which R' '' is a hydrogen atom, according to the method of A. KATRITSKY , J. Chem. Soc. Perkin Trans. I, 2539 (1987).
- the products of general formula (Va) or (Vb) can be prepared according to or by analogy with the methods described below in the examples.
- the new lupane derivatives of general formula (I) can be purified if necessary by physical methods such as crystallization or chromatography.
- the preparation is carried out by means of chiral derivatives of general formula (Va) or (Vb). It is understood that when it is desired to obtain a chiral intermediate, the separation is carried out according to the usual methods which do not affect the rest of the molecule, such as for example chromatography on a chiral phase, or by conversion of the racemic mixture into diastereoisomers and separation by crystallization or chromatography.
- the products according to the invention can be converted into metal salts or into addition salts with a nitrogenous base according to the methods known per se.
- These salts can be obtained by the action of a metal base (for example alkaline or alkaline earth), ammonia or an amine on a product according to the invention, in an appropriate solvent.
- the salt formed precipitates after optional concentration of the solution; it is separated by filtration.
- salts with alkali metals sodium, potassium, lithium
- alkaline earth metals magnesium, calcium
- the ammonium salt the salts of nitrogenous bases (ethanolamine, diethanolamine, trimethylamine , triethylamine, methylamine, propylamine, dusopropylamine, NN-dimethylethanolamine, benzylamine, dicyclohexylamine, N-benzylphenethylamine, NN'-dibenzylethylenediamine, diphenylenediamine, benzhydrylamine, quinine, choline, argiinne, lysine, leucine).
- nitrogenous bases ethanolamine, diethanolamine, trimethylamine , triethylamine, methylamine, propylamine, dusopropylamine, NN-dimethylethanolamine, benzylamine, dicyclohexylamine, N-benzylphenethylamine, NN'-dibenzylethylenediamine,
- the new lupane derivatives according to the present invention are particularly useful for the prophylaxis and treatment of AIDS (acquired immunodeficiency syndrome) and associated syndromes [ARC (AIDS related complex)].
- prophylaxis we mean the treatment of subjects who have been exposed to HIV viruses, in particular asymptomatic HIV-positive people who are at risk of developing the disease in the months or years to come after primary infection.
- the products according to the invention which are inhibitors of the cytopathogenic effect of HIV and inhibitors of the production of reverse transcriptase in cell culture at concentrations devoid of cytotoxic or cytostatic effect, are of particular interest. It has also been demonstrated that the products according to the invention are active for the treatment of conditions in which viruses of the herpes family are involved.
- Herpes family is indeed the cause of many ailments, some of which can be very serious. It includes Herpes simplex, varicella-zoster, cytomegalovirus and Epstein-Barr virus. Herpes simplex can range from mild forms like cold sores to more serious forms like genital herpes and can even cause life-threatening encephalitis. Varicella zoster is the virus responsible for chickenpox and shingles, it can also cause more serious conditions including encephalitis.
- Cytomegalovirus infections are generally asymptomatic in healthy subjects, but can become the cause of serious ophthalmic infections (retinitis) which can lead to blindness, morbidity and mortality in immunocompromised subjects (patients with AIDS or any other immunodeficiency, for example after organ transplantation or after cancer chemotherapy). Cytomegalovirus is also responsible for severe clinical manifestations for the fetus or the newborn in the case of a primary infection during pregnancy or during the transfusion of seropositive blood to a seronegative newborn.
- 125 ⁇ l of a suspension of CEM cells (8 ⁇ 10 4 cells per ml) are then added to RPMI medium containing 10% fetal calf serum, 100 IU / ml of penicillin, 100 ⁇ g / ml of streptomycin and 2 ⁇ moles / ml of glutamine and the microplates are incubated for one hour at 37 ° C., under an atmosphere containing 5% carbon dioxide. For each concentration, the test is divided into two parts: one part (3 wells) on infected cells, for determining the antiviral activity and the other part (3 wells) on non-infected cells, to determine the cytotoxicity of the products.
- the first series is then infected with HIV-1 (100 ⁇ l per well of a suspension of LAV-1-BRU virus containing 200-300 TCID50) while the other series receives 100 ⁇ l of RPMI medium as defined above. After 5 days of incubation, 100 ⁇ l of cells are removed to measure cell viability [determined according to a modification of the technique described by R. PAUWELS et al., J. VIROL. Meth., 20, 309-321 (1988)]. 10 ⁇ l of a solution containing 7 mg of MTT [3- (4, 5-dimethyl 2-thiazolyl bromide) -2,5-phenyltetrazolium bromide] per ml of isotonic phosphate buffer are added to this sample.
- the protection rate (in%) of a given product is determined from the optical densities (OD) by the formula:
- the inhibitory concentration 50% is determined.
- the protection rate provided by the products according to the invention is between 20 and 100%.
- the 50% inhibitory concentration of the products according to the invention is between 0.05 and 50 ⁇ g / ml when it can be determined.
- the technique used consists in measuring the cytopathogenic effect of the virus and its protection by using products of general formula (I).
- the antiviral activity is assessed by measuring the EC 50 (concentration necessary to inhibit 50% of the cytopathogenic effect induced by the virus).
- the reaction mixture is concentrated under reduced pressure (2.7 kPa) at a temperature in the region of 45 ° C.
- 25 cm 3 of ethyl acetate are added.
- the insoluble material is filtered and rinsed with a total of 25 cm of ethyl acetate.
- the filtrate is concentrated to dryness under reduced pressure (2.7 kPa) at a temperature in the region of 45 ° C.
- the solid obtained (1.06 g) is chromatographed on a column 4 cm in diameter and 40 cm high in silica (0.02-0.045 mm) eluted with a mixture of dichloromethane and ethyl acetate 95: 5 (in volumes), collecting 25 cm 3 fractions.
- the first 35 fractions are eliminated, and the eluent is replaced by a mixture of dichloromethane and ethyl acetate 90:10 (by volume), collecting fractions of 25 cm 3 .
- the fractions containing the product are combined and concentrated under reduced pressure (2.7 kPa) at a temperature in the region of 40 ° C.
- reaction mixture is stirred for 15 hours at a temperature in the region of 20 ° C.
- the reaction mixture is acidified to a pH close to 2 using 5N hydrochloric acid and then 50 cm of distilled water are added.
- the solid is separated by filtration and rinsed with 50 cm 3 in total of distilled water and then air dried.
- the solid is suspended in 20 cm 3 of distilled water, filtered and rinsed with 50 cm 3 in total of distilled water and then dried under reduced pressure (2.7 kPa) at a temperature in the region of 40 ° C.
- N- (3 ⁇ -acetoxylup-20 (29) -èn-28-oyl) -8-am ⁇ nooctano ⁇ que acid can be prepared as follows:
- the residue is chromatographed on a silica column (0.02-0.045 mm) eluted with a mixture of cyclohexane and ethyl acetate (60-40 by volume).
- the fractions containing the product are combined and concentrated to dryness under reduced pressure (2.7 kPa) at a temperature in the region of 35 ° C.
- the methyl 5-amino-2-chlorobenzoate can be obtained in the following way: To 100 cm 3 of methanol cooled to a temperature close to -20 ° C., add in 1 minute, 1.5 cm 3 of thionyl chloride. Stirring is continued for 5 minutes at a temperature in the region of -20 ° C., then added
- Ethyl 2-am ⁇ no-5-fluorobenzoate can be obtained in the following manner:
- the reaction mixture is concentrated under reduced pressure (2.7 kPa) at a temperature in the region of 45 ° C.
- 50 cm 3 of ethyl acetate are added.
- the insoluble material is filtered and rinsed with a total of 50 cm 3 of ethyl acetate.
- the filtrate is concentrated to dryness under reduced pressure (2.7 kPa) at a temperature in the region of 45 ° C.
- the solid obtained (2.07 g) is chromatographed on a silica column (0.02-0.045 mm) eluted with a mixture of dichloromethane and ethyl acetate 93: 7 (by volume).
- Methyl 3-amino-4-chlorob nzoate can be obtained in the following manner:
- the mixture is brought to a temperature in the region of 20 ° C. and then concentrated to dryness under reduced pressure (2.7 kPa) at a temperature close to 20 ° C.
- the solid obtained (2.25 g) is taken up in 50 cm 3 of diethyl ether, filtered, rinsed with 40 cm total of diethyether and then dried under atmospheric pressure. 2.09 g of methyl 3-amino-4-chlorobenzoate hydrochloride are thus obtained in the form of a white solid.
- the hydrochloride is dissolved in a mixture of 50 cm 3 of distilled water, 5 cm 3 of 2N sodium hydroxide and 50 cm 3 of ethyl acetate.
- the aqueous phase is decanted, the aqueous phase is extracted by 25 cm 3 of ethyl acetate.
- the combined organic phases are dried over magnesium sulfate and then concentrated to dryness under reduced pressure (2.7 kPa) at a temperature in the region of 35 ° C. 1.71 g of methyl 3-amino-4-chlorobenzoate are thus obtained.
- the solution is stirred for 12 hours at a temperature in the region of 20 ° C and then the solvent is removed under reduced pressure (2.7 kPa) at a temperature in the region of 40 ° C.
- the residue obtained (4.5 g) is chromatographed on a column 6 cm in diameter containing 240 g of silica (0.02-0.045 mm), eluted with a mixture of methylene chloride, ethyl acetate and methanol 9-9-1 by volume, collecting 75 cm fractions.
- the first 7 fractions are eliminated; the following 43 are combined and concentrated under reduced pressure (2.7 kPa) at a temperature in the region of 40 ° C.
- the residue obtained (650 mg) is chromatographed on a column 3.5 cm in diameter containing 115 g of silica (0.02-0.045 mm), eluted with a mixture of methanol and ethyl acetate 1-19 in volumes by collecting 50 cm 3 fractions.
- the first 3 fractions are eliminated; the next 4 are combined and concentrated under reduced pressure (2.7 kPa) at a temperature in the region of 40 ° C.
- 570 mg are thus obtained which are purified again by chromatography (column 3.5 cm in diameter, 100 g of silica (0.02-0.045 mm), eluent: ethyl acetate, volume of the fractions: 75 cm 3 ).
- the first 19 fractions are eliminated; the following 31 are combined and concentrated under reduced pressure
- the solution is stirred for 12 hours at a temperature in the region of 20 ° C and then the solvent is removed under reduced pressure (2.7 kPa) at a temperature in the region of 40 ° C.
- 50 cm 3 of distilled water and 50 cm 3 of ethyl acetate are added.
- the organic phase is extracted and the aqueous phase is exhausted with 75 cm 3 in total of ethyl acetate.
- the organic extracts are combined, dried over anhydrous magnesium sulfate and concentrated to dryness under reduced pressure (2.7 kPa) at a temperature in the region of 40 ° C.
- the residue obtained (1.6 g) is chromatographed on a column 5 cm in diameter containing 210 g of silica (0.02-0.045 mm), eluted with a mixture of methylene chloride and ethyl acetate 19-1 in volumes by collecting fractions of 75 cm3.
- the first 67 fractions are eliminated; the following 63 are combined and concentrated under reduced pressure (2.7 kPa) at a temperature in the region of 40 ° C.
- the organic phase is then dried over sodium sulfate and concentrated to dryness under reduced pressure (2.7 kPa) at a temperature in the region of 40 ° C.
- the residue obtained is chromatographed on a silica column (0.02-0.045 mm) eluted with dichloromethane.
- the 120 fractions of 2 cm 3 are eliminated and the eluent is replaced by a mixture of dichloromethane and ethyl acetate (8: 2) (by volume).
- the fractions containing the product are combined and concentrated under reduced pressure (2.7 kPa) at a temperature in the region of 40 ° C.
- reaction mixture is acidified to a fold close to 2 using 4 cm 3 of hydrochloric acid
- N- (3 ⁇ -acetoxylup-20 (29) -èn-28-oyl) -1,7-diaminoheptane can be obtained in the following manner: 1000 cm 3 of a solution in dichloromethane of 3 ⁇ -acetoxylup chloride 20 (29) -en-28-oyl (prepared from 30 g of 3 ⁇ -acetoxylup-20 (29) -en-28-oic acid) are added dropwise in approximately 10 hours to a solution of 46, 8 g of 1,7-diaminoheptane in
- 3 ⁇ -acetoxylup-20 (29) -en-28-oyl chloride is prepared according to J. PROVITA and A. VYSTRCIL, Collect. Czech. Chem. Commun., 41, 1200 (1976).
- 3 ⁇ -acetoxylu ⁇ -20 (29) -èn-28-oyl] -8-aminooctanoic acid can be obtained as described in Example 1.
- Methyl 4-amino-2-hydroyybenzoate can be prepared according to DJ Drain, DD Martin, BW Mitchell, DE Seymour and FS Spnng, J. Chem. Soc, 1498-1503 (1949).
- Methyl 4-amino-2-chlorobenzoate can be prepared according to M. Rubin, U.C. Marks, II.Wishinsky and A. Lanzilotti, J. Am.Chem. Soc., 68, 623-24 (1946).
- Example 12
- Methyl 3-amino-2-hydroxybenzoate can be prepared according to A. Einborn and B. Pfyl J. Liebig's Ann. Chem., 311, 34-73 (1900).
- 3 ⁇ -acetoxylup-20 (29) -en-28-oyl] -8-aminooctanoic acid can be obtained as described in Example 1.
- Methyl 5-amino-2-hydroyybenzoate can be prepared according to F. Wessely, K. Benedikt and II. Benger, Monat. Chem., 80, 197-201 (1949).
- Example 14
- the organic phase is then dried over magnesium sulfate and concentrated to dryness under reduced pressure (2.7 kPa) at a temperature in the region of 40 ° C.
- the residue obtained (1.1 g) is chromatographed on a silica column (0.02 - 0.045 mm) eluted with a mixture of chloroform, methanol and ammonia 24-6-1 (by volume). The fractions containing the product are combined and concentrated under reduced pressure (2.7 kPa) at a temperature in the region of 40 ° C.
- N- (3 ⁇ -acetoxylup-20 (29) -èn-28-oyl) -1,7-d ⁇ aminoheptane can be obtained as described in Example 9.
- N- (3 ⁇ -acetoxylup-20 (29) -èn-28-oyl) -1,7-d ⁇ aminoheptane can be obtained as described in Example 9.
- 3-Bromo-5-methoxycarbonylbenzoic acid can be prepared in the manner below.
- a suspension of 5 g of methyl 3-bromo ⁇ sophthalate in 20 cm 3 of a 0.50 N solution of barium hydroxide is stirred for 20 hours at a temperature in the region of 20 ° C.
- the solid is filtered, washed with 5 cm 3 of methanol and then treated with 20 cm 3 of 4N hydrochloric acid.
- the aqueous phase is extracted with 40 cm 3 of diethyl ether.
- the combined organic phases are washed with 40 cm 3 of distilled water, dried over magnesium sulfate, then evaporated under reduced pressure (2.7 kPa) at a temperature in the region of 40 ° C.
- N- (3 ⁇ -acetoxylup-20 (29) -èn-28-oyl) -1,7-diaminoheptane can be obtained as described in Example 9.
- 3-fluoro-4-methoxycarbonylbenzoic acid can be prepared in the following manner:
- a solution of 2.5 g of dimethyl fluoro terephthalate and 11.8 cm 3 of 1N sodium hydroxide in 30 cm 3 of methanol is carried for 90 min. at a temperature close to reflux.
- the reaction medium cooled to a temperature in the region of 25 ° C, is acidified with 12 cm 3 of 1N hydrochloric acid.
- the white solid formed is filtered, washed with 100 cm 3 of distilled water and then dissolved in 100 cm 5 of ethyl acetate.
- the organic phase is dried over magnesium sulphate, then evaporated under reduced pressure (2.7 kPa) at a temperature in the region of 40 ° C.
- the residue obtained (520 mg) is recrystallized successively from 1,2-d ⁇ chloroethane and from water.
- 3- (t-butyloxycarbonylamino) -5-methoxycarbonylbenzoic acid can be prepared as follows: A solution of 2 g of methyl 3- (t-butyloxycarbonylamino) -5-methoxycarbonylbenzoate and 428 mg of potassium hydroxide in a mixture of 40 cm 3 of methanol and 5 cm 3 of dimethylformamide is stirred for 20 hours at a temperature in the region of 25 ° C and then for 20 hours at a temperature in the region of 50 ° C.
- the suspension obtained is extracted using 200 cm 3 of ethyl acetate.
- the organic phase is washed with 200 cm 3 of distilled water.
- the organic phase is dried over magnesium sulfate, then evaporated under reduced pressure (2.7 kPa) at a temperature in the region of 40 ° C.
- the residue obtained (3.4 g) is chromatographed on a silica column (0.02 - 0.045 mm) eluted with a mixture of dichloromethane and methanol 9: 1 (by volume).
- the present invention also relates to pharmaceutical compositions containing at least one product of general formula (I) optionally in the form of a salt, in the pure state or in the form of a combination with one or more compatible and pharmaceutically acceptable diluents or adjuvants , or with another agent intended for the treatment of AIDS, an antiviral, immunomodulatory or antimicrobial agent.
- a product of general formula (I) optionally in the form of a salt, in the pure state or in the form of a combination with one or more compatible and pharmaceutically acceptable diluents or adjuvants , or with another agent intended for the treatment of AIDS, an antiviral, immunomodulatory or antimicrobial agent.
- composition according to the invention is capable of keeping cells infected with an IIIV virus alive and therefore of reducing the progression to AIDS or of reducing its severity in subjects already infected by reducing the mortality of the infected cells.
- the compositions can be used orally, parenterally or rectally.
- compositions can be used for curative or preventive purposes in subjects having an immunodeficiency and / or infected with an HIV virus.
- constitution of these compositions will be adapted to the particular case of the digestive tract of the immunocompromised.
- compositions for oral administration tablets, pills, capsules, powders or granules can be used.
- the active product according to the invention is mixed with one or more inert diluents or adjuvants, such as sucrose, lactose or starch.
- compositions can include substances other than diluents, for example a lubricant such as magnesium stearate or a coating intended for controlled release.
- a lubricant such as magnesium stearate or a coating intended for controlled release.
- compositions for oral administration pharmaceutically acceptable solutions, suspensions, emulsions, syrups and elixirs containing inert diluents such as water or paraffin oil can be used.
- inert diluents such as water or paraffin oil
- These compositions can also include substances other than diluents, for example wetting, sweetening or flavoring products.
- compositions for parenteral administration can be sterile solutions or emulsions.
- solvent or vehicle propylene glycol, a polyethylene glycol, vegetable oils, in particular olive oil, injectable organic esters, for example ethyl oleate, can be used.
- compositions can also contain adjuvants, in particular wetting agents, isotonizers, emulsifiers, dispersants and stabilizers.
- Sterilization can be done in several ways, for example using a bacteriological filter, by irradiation or by heating. They can also be prepared in the form of sterile solid compositions which can be dissolved at the time of use in sterile water or any other sterile injectable medium.
- compositions for rectal administration are suppositories or rectal capsules, which contain, in addition to the active principle, excipients such as cocoa butter, semi-synthetic glycerides or polyethylene glycols.
- excipients such as cocoa butter, semi-synthetic glycerides or polyethylene glycols.
- the doctor will determine the dosage he considers most appropriate based on preventive or curative treatment, depending on age, weight, degree of infection and other factors specific to the subject to be addressed. Generally, the doses are between 10 and 100 mg / kg orally for an adult.
- the present invention also relates to combinations consisting of one or more lupane derivatives of general formula (I), and / or where appropriate their salts, and of another active principle known for its anti-retrovirus activity, optionally in the presence pharmaceutically acceptable excipients.
- the anti-retrovirus agents which can be combined are chosen from agents which are compatible and inert with respect to the lupane derivative of general formula (I). Without limitation, these agents are chosen from reverse transcriptase inhibitors [zidovudine (AZT), didanosine (DDI), dideoxycytidine (DDC), TIBO, nevirapine, PMEA, D4T, pyridones, ⁇ -APA, HEPT ...] , among protease inhibitors [such as RO 31-8959 or A 77003], or among tat protein inhibitors [such as RO 24-7429, for example).
- reverse transcriptase inhibitors zidovudine (AZT), didanosine (DDI), dideoxycytidine (DDC), TIBO, nevirapine, PMEA, D4T, pyridones, ⁇ -APA, HEPT ...
- protease inhibitors such as RO 31-8959 or A 77003
- Active product tablets having the following composition are prepared according to the usual technique:
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Steroid Compounds (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6525050A JPH08509968A (ja) | 1993-05-11 | 1994-05-06 | 新規ルパン誘導体、その製造およびそれを含む医薬組成物 |
EP94916260A EP0698008A1 (fr) | 1993-05-11 | 1994-05-06 | Nouveaux derives du lupane, leur preparation et les compositions pharmaceutiques qui les contiennent |
AU67879/94A AU6787994A (en) | 1993-05-11 | 1994-05-06 | Novel lupane derivatives, their preparation and pharmaceutical compositions containing same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9305619A FR2705094B1 (fr) | 1993-05-11 | 1993-05-11 | Nouveaux dérivés du lupane, leur préparation et les compositions pharmaceutiques qui les contiennent. |
FR93/05619 | 1993-05-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1994026695A1 true WO1994026695A1 (fr) | 1994-11-24 |
Family
ID=9446985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR1994/000532 WO1994026695A1 (fr) | 1993-05-11 | 1994-05-06 | Nouveaux derives du lupane, leur preparation et les compositions pharmaceutiques qui les contiennent |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0698008A1 (fr) |
JP (1) | JPH08509968A (fr) |
AU (1) | AU6787994A (fr) |
CA (1) | CA2162702A1 (fr) |
FR (1) | FR2705094B1 (fr) |
WO (1) | WO1994026695A1 (fr) |
ZA (1) | ZA943201B (fr) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998034603A1 (fr) * | 1997-02-11 | 1998-08-13 | Regents Of The University Of Minnesota | Utilisation de la betuline et d'analogues dans le traitement de l'infection par herpesvirus |
EP0943620A2 (fr) * | 1998-03-18 | 1999-09-22 | Dabur Research Foundation | Dérivés de l'acide bétulinique pour inhibition de la croissance des cancers |
US6048847A (en) * | 1997-09-30 | 2000-04-11 | Dabur Research Foundation | Use of betulinic acid and its derivatives for inhibiting cancer growth and a method of monitoring this |
US6214814B1 (en) | 1998-03-18 | 2001-04-10 | Dabur Research Foundation | Use of betulinic acid derivatives for inhibiting cancer growth |
US6228850B1 (en) | 1997-09-30 | 2001-05-08 | Dabur Research Foundation | Antiangiogenic activity of betulinic acid and its derivatives |
US6369101B1 (en) | 1999-02-26 | 2002-04-09 | Regents Of The University Of Minnesota | Therapeutic method to treat herpes virus infection |
WO2003059883A1 (fr) * | 2002-01-11 | 2003-07-24 | Meiji Seika Kaisha, Ltd. | Derives d'acide (4-oxopiperidine-1-yl) et leur procede de preparation |
US6670345B1 (en) | 1997-09-30 | 2003-12-30 | Dabur Research Foundation | Betulinic acid derivatives for inhabiting cancer growth and process for the manufacture of betulinic acid |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6124362A (en) * | 1998-07-17 | 2000-09-26 | The Procter & Gamble Company | Method for regulating hair growth |
US6482857B1 (en) | 1998-07-17 | 2002-11-19 | The University Of Texas Southwestern Medical Center | Compositions which contain triterpenes for regulating hair growth |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01143832A (ja) * | 1987-12-01 | 1989-06-06 | Toa Nenryo Kogyo Kk | 制癌剤 |
-
1993
- 1993-05-11 FR FR9305619A patent/FR2705094B1/fr not_active Expired - Lifetime
-
1994
- 1994-05-06 WO PCT/FR1994/000532 patent/WO1994026695A1/fr not_active Application Discontinuation
- 1994-05-06 JP JP6525050A patent/JPH08509968A/ja active Pending
- 1994-05-06 AU AU67879/94A patent/AU6787994A/en not_active Abandoned
- 1994-05-06 CA CA002162702A patent/CA2162702A1/fr not_active Abandoned
- 1994-05-06 EP EP94916260A patent/EP0698008A1/fr not_active Withdrawn
- 1994-05-09 ZA ZA943201A patent/ZA943201B/xx unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01143832A (ja) * | 1987-12-01 | 1989-06-06 | Toa Nenryo Kogyo Kk | 制癌剤 |
Non-Patent Citations (2)
Title |
---|
DATABASE WPI Week 8929, Derwent World Patents Index; AN 89-204083 * |
SUSAN BUDAVARI ET. AL.: "The Merck Index", 1989, MERCK & CO, RAHWAY., U.S.A. * |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998034603A1 (fr) * | 1997-02-11 | 1998-08-13 | Regents Of The University Of Minnesota | Utilisation de la betuline et d'analogues dans le traitement de l'infection par herpesvirus |
US6048847A (en) * | 1997-09-30 | 2000-04-11 | Dabur Research Foundation | Use of betulinic acid and its derivatives for inhibiting cancer growth and a method of monitoring this |
US6228850B1 (en) | 1997-09-30 | 2001-05-08 | Dabur Research Foundation | Antiangiogenic activity of betulinic acid and its derivatives |
US6670345B1 (en) | 1997-09-30 | 2003-12-30 | Dabur Research Foundation | Betulinic acid derivatives for inhabiting cancer growth and process for the manufacture of betulinic acid |
EP0943620A2 (fr) * | 1998-03-18 | 1999-09-22 | Dabur Research Foundation | Dérivés de l'acide bétulinique pour inhibition de la croissance des cancers |
EP0943620A3 (fr) * | 1998-03-18 | 2001-02-07 | Dabur Research Foundation | Dérivés de l'acide bétulinique pour inhibition de la croissance des cancers |
US6214814B1 (en) | 1998-03-18 | 2001-04-10 | Dabur Research Foundation | Use of betulinic acid derivatives for inhibiting cancer growth |
US6369101B1 (en) | 1999-02-26 | 2002-04-09 | Regents Of The University Of Minnesota | Therapeutic method to treat herpes virus infection |
WO2003059883A1 (fr) * | 2002-01-11 | 2003-07-24 | Meiji Seika Kaisha, Ltd. | Derives d'acide (4-oxopiperidine-1-yl) et leur procede de preparation |
Also Published As
Publication number | Publication date |
---|---|
JPH08509968A (ja) | 1996-10-22 |
FR2705094A1 (fr) | 1994-11-18 |
ZA943201B (en) | 1995-01-16 |
FR2705094B1 (fr) | 1995-08-04 |
EP0698008A1 (fr) | 1996-02-28 |
AU6787994A (en) | 1994-12-12 |
CA2162702A1 (fr) | 1994-11-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0542622A1 (fr) | Nouveaux dérivés du lupane, leur préparation et les compositions pharmaceutiques qui les contiennent | |
EP0951473B1 (fr) | Derive de cyclosporine, sa preparation et les compositions pharmaceutiques qui le contiennent | |
FR2757521A1 (fr) | Nouveaux derives de cyclosporine, leur preparation et les compositions pharmaceutiques qui les contiennent | |
FR2757522A1 (fr) | Derives de cyclosporine, leur preparation et les compositions pharmaceutiques qui les contiennent | |
EP0202157B1 (fr) | Amino-2 thiazoles N-substitués, leur procédé de préparation et leur application en thérapeutique | |
FR2840302A1 (fr) | Derives d'isoindolones, procede de preparation et intermediaire de ce procede a titre de medicaments et compositions pharmaceutiques les renfermant | |
WO1999064419A1 (fr) | Derives du pyrrole, leur preparation et les compositions pharmaceutiques qui les contiennent | |
WO1994026695A1 (fr) | Nouveaux derives du lupane, leur preparation et les compositions pharmaceutiques qui les contiennent | |
EP0946555A1 (fr) | Derives du pyrrole, leur preparation et les compositions pharmaceutiques qui les contiennent | |
EP1355887A1 (fr) | Derives d'acyclonucleosides pyrimidiniques, leur procede de preparation et leur utilisation | |
EP1701974A2 (fr) | Nouveaux derives du 2-hydroxytetrahydrofuranne et leur application a titre de medicaments | |
FR2705097A1 (fr) | Nouveaux dérivés du lupane, leur préparation et les compositions pharmaceutiques qui les contiennent. | |
EP0520016B1 (fr) | Derives de l'uree, leur preparation et les medicaments les contenant | |
EP0533827B1 (fr) | Nouveaux derives de l'oxazole, leur preparation et les compositions pharmaceutiques qui les contiennent | |
FR2757059A1 (fr) | Nouvelle application therapeutique des derives du pyrrole | |
FR2539417A1 (fr) | Nouveaux pyrrolo-1, 2 heterocycles, leur preparation et les medicaments qui les contiennent | |
WO2007045761A1 (fr) | Derives d'amidine et leurs applications a titre de medicament | |
FR2677477A1 (fr) | Nouveaux derives de l'oxazole leur preparation, leur utilisation et les compositions pharmaceutiques qui les contiennent. | |
FR2677355A1 (fr) | Nouveaux derives de l'oxazole, leur preparation et les compositions pharmaceutiques qui les contiennent. | |
FR2508040A1 (fr) | Derives de proline, leur procede de preparation et medicament les contenant | |
WO1982003860A1 (fr) | Derives de l'acide 1,4-thiazane-carboxylique, leurs preparation et utilisation ainsi que les compositions contenant ces derives | |
EP0233801A1 (fr) | Nouveaux amides substitués, leur préparation et les compositions pharmaceutiques qui les contiennent | |
WO2007101937A1 (fr) | Composition contenant des derives d'amidine ou de carboxamide et des steroides a titre de medicament | |
FR2818641A1 (fr) | Nouveaux derives de 1,1-dioxo-2h-1,2-benzothiazine 3-carboxamides, leur procede de preparation et les compositions pharmaceutiques que les contiennent | |
EP0437382A1 (fr) | Nouveaux dérivés de la thymidine leur préparation et les compositions qui les contiennent |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AU BB BG BR BY CA CN CZ FI HU JP KP KR KZ LK LV MG MN MW NO NZ PL RO RU SD SK UA US UZ VN |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): AT BE CH DE DK ES FR GB GR IE IT LU MC NL PT SE BF BJ CF CG CI CM GA GN ML MR NE SN TD TG |
|
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 1994916260 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2162702 Country of ref document: CA |
|
ENP | Entry into the national phase |
Ref document number: 1995 545836 Country of ref document: US Date of ref document: 19951113 Kind code of ref document: A |
|
WWP | Wipo information: published in national office |
Ref document number: 1994916260 Country of ref document: EP |
|
WWW | Wipo information: withdrawn in national office |
Ref document number: 1994916260 Country of ref document: EP |