Production of alkaloid dimers using ferric ion
US4778885A · kind A · utility
4Cited by
3References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 1986 |
| Grant date | Oct 18, 1988 |
| Priority date | — |
| Expiry date | Sep 18, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D519/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Alkaloid dimers are formed by coupling vindoline and catharanthine in the presence of ferric ion. The predominant products are 3',4'-anhydrovinblastine and vinblastine when reaction conditions are selected appropriately.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.