Title:
【発明の名称】シンキ 1 アルフア - ヒドロキシステロイドノ セイホウ
Document Type and Number:
Japanese Patent JPS584553
Kind Code:
B2
Abstract:
1 alpha -Oxysteroid of the formula wherein R1 is methyl or ethyl, R2 and R3 each are hydrogen or alkanoyl of 1-8 carbon atoms, and R4 is hydrogen or hydrocarbon of 1-4 carbon atoms, ARE PROGESTESTIONALLY ACTIVE AND USEFUL IN ORAL CONTRACEPTIVE AND MENOPAUSAL COMPOSITIONS.
Inventors:
KAARU PETSUORUTO
BARUTERU ERUGERU
BARUTERU ERUGERU
Application Number:
JP12523675A
Publication Date:
January 26, 1983
Filing Date:
October 17, 1975
Export Citation:
Assignee:
SCHERING AG
International Classes:
A61K31/56; C07J1/00; C12P33/00; C12P33/06; (IPC1-7): C12P33/06; C07J1/00
Attorney, Agent or Firm:
Toshio Yano
Next Patent: ブレーキ用空圧作動器