Patent · US Expired

Novel 11 .beta.-alkynylphenyl-10-nor-steroids

US4912097A · kind A · utility

19Cited by
3References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 30, 1987
Grant dateMar 27, 1990
Priority date
Expiry dateApr 30, 2007

Classification

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

Abstract

Novel 11.beta.-alkynylphenyl-19-nor-steroids of the formula ##STR1## wherein R.sub.1 is alkynyl of 2 to 8 carbon atoms optionally substituted with at least one member of the group consisting of --OH halogen, trialkylsilyl of 1 to 6 alkyl carbon atoms, alkoxy and alkylthio of 1 to 6 carbon atoms and dialkylamino of 1 to 6 alkyl carbon atoms having remarkably antiprogestomimetic and antiglucocorticoidal activity.

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