Patent · US Expired

16,17-Seco-delta 4,9(10) and -delta 4,9(10),11 steroids

US3969412A · kind A · utility

0Cited by
2References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 22, 1974
Grant dateJul 13, 1976
Priority date
Expiry dateNov 22, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2603/26
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The novel 16,17-secoestra-4,9(10)-diene, 16,17-secoestra-4,9(10),11-triene, 16,17-secogona-4,9(10)-diene and 16,17-secogona-4,9(10)-triene compounds and the 14.beta.-isomers thereof useful as antiandrogenic agents, and methods for their preparation.

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