Patent · US Expired

9.beta.,11.beta.-Epoxy-5.beta.-corticoids

US4318853A · kind A · utility

18Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 31, 1980
Grant dateMar 9, 1982
Priority date
Expiry dateJan 31, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07J71/0015
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

17.alpha.-Acyloxy-5.alpha.-pregnanes (I) and 17.alpha.-acyloxy-5.alpha.-pregnanes (IV) have an excellent activity split providing high topical anti-inflammatory activity with very low systemic side effects.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.