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Expired
Application number
GB36263/58A
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BASF Schweiz AG
Original Assignee
Ciba AG
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Application filed by Ciba AGfiledCriticalCiba AG
Publication of GB837840ApublicationCriticalpatent/GB837840A/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
The invention comprises alkyl reserpate esters of the genral formula <FORM:0837840/IV (b)/1> (wherein R1, R2 and R3 are each an alkyl group of from 1-5 carbon atoms) salts thereof and their preparation by esterifying the corresponding alkyl reserpate with a benzoic acid of formula <FORM:0837840/IV (b)/2> or a functional acid derivative thereof. A detailed example illustrates the preparation of O - (31 - methoxy - 41 - ethoxycarbonyloxy - 51 nitro-benzoyl) reserpic acid methyl ester.
GB36263/58A1957-11-141958-11-11Reserpic acid esters and salts thereof and process for their manufacture
ExpiredGB837840A
(en)