Pristinaymcinia or virginiamycin derivatives and their preparation
US5304642A · kind A · utility
2Cited by
4References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 2, 1992 |
| Grant date | Apr 19, 1994 |
| Priority date | — |
| Expiry date | Jul 2, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07K7/06
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
This invention relates to a process for preparing synergistic derivatives of formula (I), in which Y is hydrogen or dimethylamino, from pristinamycin I.sub.A or from virginiamycin, via a Mannich base, followed by elimination of the amine introduced. ##STR1##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.