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WO1991008196A3 - Procede de preparation d'arylethanolamines a partir de precurseurs d'aminocarbinol - Google Patents

Procede de preparation d'arylethanolamines a partir de precurseurs d'aminocarbinol Download PDF

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Publication number
WO1991008196A3
WO1991008196A3 PCT/US1990/006511 US9006511W WO9108196A3 WO 1991008196 A3 WO1991008196 A3 WO 1991008196A3 US 9006511 W US9006511 W US 9006511W WO 9108196 A3 WO9108196 A3 WO 9108196A3
Authority
WO
WIPO (PCT)
Prior art keywords
alkyl
formulae
optically active
substituted
arylethanolamines
Prior art date
Application number
PCT/US1990/006511
Other languages
English (en)
Other versions
WO1991008196A2 (fr
Inventor
Sami Y Kalliney
Mariano V Ruggeri
Original Assignee
Schering Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schering Corp filed Critical Schering Corp
Publication of WO1991008196A2 publication Critical patent/WO1991008196A2/fr
Publication of WO1991008196A3 publication Critical patent/WO1991008196A3/fr

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C213/00—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Procédé de préparation d'un mélange racémique contenant des quantités approximativement équimolaires de stéréo-isomères de la formule (I), ou leurs sels, dans laquelle R?1, R2, R3, R4, R5 et R6¿ représentent indépendamment hydrogène, alkyle, alkyle substitué, aryle, aryle substitué, hétérocyclique aromatique ou hétérocyclique aromatique substitué, ou une fraction salicylamide, à condition que R1 ne représente pas hydrogène, alkyle ou alkyle substitué, ou leurs sels, dans laquelle R?7, R8 et R9¿ représentent indépendament n'importe laquelle des valeurs de R?1, R2, R3, R4, R5 et R6¿, comprenant les étapes consistant (a) à mettre en contact un composé optiquement actif de la formule (II) ci-décrite, (b) à chauffer la résine contenant les composés de la formule (II) à une température efficace pour produire le mélange racémique de la formule (I); et (c) à récupérer les composés de la formule (I) de la résine.
PCT/US1990/006511 1989-11-17 1990-11-15 Procede de preparation d'arylethanolamines a partir de precurseurs d'aminocarbinol WO1991008196A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US43882689A 1989-11-17 1989-11-17
US438,826 1995-05-11

Publications (2)

Publication Number Publication Date
WO1991008196A2 WO1991008196A2 (fr) 1991-06-13
WO1991008196A3 true WO1991008196A3 (fr) 1991-08-08

Family

ID=23742186

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US1990/006511 WO1991008196A2 (fr) 1989-11-17 1990-11-15 Procede de preparation d'arylethanolamines a partir de precurseurs d'aminocarbinol

Country Status (2)

Country Link
AU (1) AU7166991A (fr)
WO (1) WO1991008196A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4137581A1 (de) * 1991-11-15 1993-05-19 Degussa Verfahren zur chemischen racemisierung von 5-monosubstituierten hydantoinen, vorrichtung zur durchfuehrung des verfahrens und verwendung der hydantoine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2536360A (en) * 1949-11-25 1951-01-02 Du Pont Racemization of lysine
US4066755A (en) * 1969-07-08 1978-01-03 Allen & Hanburys Limited Phenylaminoethanol derivatives for treating hypertension
US4096186A (en) * 1974-06-29 1978-06-20 Teijin Limited Process for racemizing optically active amino compounds

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2536360A (en) * 1949-11-25 1951-01-02 Du Pont Racemization of lysine
US4066755A (en) * 1969-07-08 1978-01-03 Allen & Hanburys Limited Phenylaminoethanol derivatives for treating hypertension
US4096186A (en) * 1974-06-29 1978-06-20 Teijin Limited Process for racemizing optically active amino compounds

Also Published As

Publication number Publication date
AU7166991A (en) 1991-06-26
WO1991008196A2 (fr) 1991-06-13

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