Title:
PROCESS FOR PREPARING 3BETA- ACYLOXYCHOLESTA-5,7-DIENES
Document Type and Number:
Japanese Patent JPS51133261
Kind Code:
A
Abstract:
PURPOSE: To separate 3β-acyloxycholesta-5,7-dienes, which are useful as synthetic intermediates for vitamin D3, easily by specific treatment from their mixed isomers.
Inventors:
WAKABAYASHI TOSHIO
TAKESHITA TOORU
ISHIMOTO SACHIO
TAKESHITA TOORU
ISHIMOTO SACHIO
Application Number:
JP5726275A
Publication Date:
November 18, 1976
Filing Date:
May 16, 1975
Export Citation:
Assignee:
TEIJIN LTD
International Classes:
C07J9/00; (IPC1-7): C07J9/00