Patent · US Expired

Preparation methods of diterpene lactone compounds and application of the same to antifertility

US5430054A · kind A · utility

17Cited by
0References
19Claims
0Family size

Assignees

Inventors

Key dates

Filing dateDec 18, 1990
Grant dateJul 4, 1995
Priority date
Expiry dateDec 18, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D493/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention provides methods of preparing a male antifertility agent composed of a diterpene lactone compound obtained from plants of the genus Tripterygium, the diterpene lactone compounds obtained from that method, and the use of the compounds as an antifertility agent.

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