ES431885A1 - Procedure for the preparation of vincamine from 16-epivincamine. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the preparation of vincamine from 16-epivincamine. (Machine-translation by Google Translate, not legally binding)
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Especialidades Latinas Medicamentos Universales SA
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Especialidades Latinas Medicamentos Universales SA
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VINCAMINE PREPARATION PROCEDURE FROM 16-EPIVINCAMINE characterized in that they are mixed in a l6-epivincamine solvent, with a product of formula R1 R2 R3 R4 N + OH- in which the groups R1 R2 R3 R4 are identical or different and represent an alkyl radical of 1 to 4 carbon atoms, an aryl radical or an aralkyl radical, in which the alkyl part has from 1 to 3 carbon atoms. This solution is allowed to stand and the vincamine is extracted from said reaction medium. (Machine-translation by Google Translate, not legally binding)
ES431885A1974-11-131974-11-13Procedure for the preparation of vincamine from 16-epivincamine. (Machine-translation by Google Translate, not legally binding)
ExpiredES431885A1
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