Patent · US Expired

Process for the preparation of diindole alkaloids or of the acid addition salts thereof

US4070358A · kind A · utility

0Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 22, 1976
Grant dateJan 24, 1978
Priority date
Expiry dateOct 22, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D519/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process is disclosed for the separation and recovery of vinblastine and leurosine from a mixture of diindole alkaloids obtained by extraction of the plant, Vinca rosea L.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.