Patent · US Expired

3-Keto-19-nor-.DELTA..sup.4,9 -steroids

US4540686A · kind A · utility

22Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 8, 1984
Grant dateSep 10, 1985
Priority date
Expiry dateJun 8, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07J71/001
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel 3-keto-19-nor-.DELTA..sup.4,9 -steroids of the formula ##STR1## possessing a remarkable antiglucocorticoidal activity.

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