Primycin salts
US5023242A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 31, 1988 |
| Grant date | Jun 11, 1991 |
| Priority date | — |
| Expiry date | Oct 31, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07H17/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to salts of primycin formed with an organic acid--preferably a C.sub.1-16 aliphatic carboxylic acid, a halogenated carboxylic acid, an aliphatic dicarboxylic acid, an aromatic carboxylic acid, a substituted aromatic carboxylic acid or an organic sulfonic acid--or an inorganic acid--preferably a hydrohalogenic acid. There is further on provided a process for the preparation of new primycin salts which comprises reacting a suspension of primycin sulfate formed with an aliphatic alcohol containing 1-4 carbon atoms with a barium salt. The new primycin salts of the present invention possess excellent antibiotic properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.