Patent · US Expired

9-Dihydroniddamycin A compounds and related 3-(O)-esters and the process for their preparation

US3932383A · kind A · utility

0Cited by
2References
24Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 3, 1974
Grant dateJan 13, 1976
Priority date
Expiry dateJun 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.