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Sandoz AG
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Sandoz AG
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Priority claimed from CH405463Aexternal-prioritypatent/CH427848A/en
Application filed by Sandoz AGfiledCriticalSandoz AG
Publication of ES298095A1publicationCriticalpatent/ES298095A1/en
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Abstract
"Procedure for obtaining new heterocyclic compounds" of general formula I **(See formula)** wherein one of the two substituents R1 and R2 signifies a hydrogen atom or a hydroxy radical and the other signifies a hydrogen atom and R3 signifies a hydrogen atom or a lower alkyl radical and R4 signifies a lower alkyl radical, characterized by that a compound of general formula II is reacted, **(See formula)** where R3 has the meaning indicated above and R5 means a hydrogen atom, a hydroxy radical or a glucoside radical, with an aliphatic alcohol of general formula III, R4OH III where R4 has the meaning indicated above, in the presence of an inorganic acid or a strong organic acid and when R5 signifies a hydrogen atom or a hydroxy radical, in the presence of a Lewis acid. (Machine-translation by Google Translate, not legally binding)
ES0298095A1963-03-291964-03-28Procedure for the obtaining of new heterocyclic compounds (Machine-translation by Google Translate, not legally binding)
ExpiredES298095A1
(en)
Procedure for the preparation of substitute di-N-oxido- (1,4) 2-methyl-3-amidino-quinoxalinas. (Machine-translation by Google Translate, not legally binding)
A method for preparing new secondary and terciary indoliletilamines and salts of themselves. (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of epoxide derivatives of 4 (5'dibenzo (a, e) cicloeptatrienil) piperidina (Machine-translation by Google Translate, not legally binding)