FREMGANGSMAATE FOR FREMSTILLING AV VINCAMIN, APOVINCAMIN ELLER DESOKSYVINCAMIN

Vincaminic acid derivatives of formula (A) (A) useful in treating cerebral insufficiency, are prepared by reacting 1-ethyl-2,3,4,6,7,12-hexahydroindolo[2,3-a]quinolizine with the 2,4-DNP hydrazone of ethyl or methyl bromopyruvate followed by (i) reduction of the C=N bond and (ii) simultaneous cycliz...

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Bibliographische Detailangaben

1. Verfasser:	ROSSEY, GUY
Format:	Patent
Sprache:	nor
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC CHEMISTRY PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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