9-Dihydroniddamycin A compounds and related 3-(O)-esters and the process for their preparation
US3932383A · kind A · utility
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24Claims
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Key dates
| Filing date | Jun 3, 1974 |
| Grant date | Jan 13, 1976 |
| Priority date | — |
| Expiry date | Jun 3, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07H17/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Covers 9-dihydroniddamycin A compounds and related 3-(O)-esters, which are active antimicrobial agents, and the process for their preparation. These compounds are represented by the general formula: ##SPC1## Wherein R.sub.1 is hydrogen, HCO (formyl), CH.sub.3 CO (acetyl), C.sub.2 H.sub.5 CO (propionyl) or C.sub.3 H.sub.7 CO (butyryl); R.sub.2 is hydrogen or equal to R.sub.1 and R.sub.3 is CHO or CH(OCH.sub.3).sub.2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.