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Sandoz AG
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Sandoz AG
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Priority claimed from CH711565Aexternal-prioritypatent/CH452510A/en
Application filed by Sandoz AGfiledCriticalSandoz AG
Publication of ES322454A1publicationCriticalpatent/ES322454A1/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Process for the preparation of indane derivatives of formula I, ** (See formula) ** wherein A means a direct bond or a methylene radical, R 1 signifies a hydrogen atom or a methyl radical, R 2 signifies a hydrogen atom, a hydroxy or methoxy radical, and one of R 3 and R 5 together with R 4 forms a trimethylenic chain , while the remaining symbol means a hydrogen atom, characterized in that a compound of the general formula IV is reduced, ** (See formula) ** wherein R1, R3, R4 and R5 have the meanings indicated above, and R'2 signifies a hydrogen atom or a methoxy radical, when a compound IV is used in which R'2 signifies a methoxy radical and it is desired to produce a compound I wherein R2 means a hydroxy radical, the methoxy radical is dissociated. (Machine-translation by Google Translate, not legally binding)
ES0322454A1965-05-141966-01-31Procedure for the preparation of indian derivatives. (Machine-translation by Google Translate, not legally binding)
ExpiredES322454A1
(en)