Adsorption and recovery of rifamycin B and rifamycin S using basic ion exchange resins
US4402877A · kind A · utility
0Cited by
3References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 9, 1982 |
| Grant date | Sep 6, 1983 |
| Priority date | — |
| Expiry date | Aug 9, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D498/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The use of basic ion exchange resins to adsorb rifamycin B or rifamycin S from dilute solutions containing rifamycin B or rifamycin S is disclosed. The rifamycin B or rifamycin S may be recovered from the resin by desorption with a suitable desorbing solvent system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.