C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/237.3
C07D 519/04 (2006.01)
Patent
CA 1060891
Abstract of the Disclosure Vincadioline, a novel indole-dihydroindole alkaloid, is obtained in small quantities from Vinca rosea. This com- pound is active as an antimitotic. The process for preparing vincadioline comprises preparing an extract of the leaves of Vinca rosea, extracting the dimeric alkaloid into a water- immiscible solvent, precipitating the dimeric alkaloid as the sulfate salt and separating the vincadioline by high pressure chromatography.
225299
Cullinan George J.
Jones William E.
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