Title:
PROCESS FOR PREPARING STEROID
Document Type and Number:
Japanese Patent JPS53111053
Kind Code:
A
Abstract:
The present invention discloses a process for the production of -androsta-4,9(11)-diene-3,17-dione-type compounds from 9 alpha -hydroxyandrostenedione-type compounds by forming a sulfinate ester at C9 followed by desulfination.
Inventors:
KENESU POORU SEFUAADO
Application Number:
JP2041778A
Publication Date:
September 28, 1978
Filing Date:
February 25, 1978
Export Citation:
Assignee:
UPJOHN CO
International Classes:
C07J1/00; C07J31/00; (IPC1-7): C07J1/00