Title:
ステロイド化合物の製造法
Document Type and Number:
Japanese Patent JP4926071
Kind Code:
B2
Abstract:
The present invention relates to a process for production of a steroid compound having a partial structure represented by Formula (2) by oxidizing a steroid compound having a partial structure represented by Formula (1), without the need of any special apparatus, in a safe and economical manner, with less adverse affect on environment, in a simple and high efficient manner. Specifically, the invention relates to a process for producing a steroid compound having a partial structure of ring A and ring B of the steroid skeleton represented by Formula (2):
wherein R represents a hydrogen atom or C 1-6 alkyl group,
comprising the step of reacting a steroid compound having a partial structure of ring A and ring B of the steroid skeleton represented by Formula (1):
wherein R is the same as above;
with a catalytic amount of copper halide in the presence of oxygen.
Inventors:
Kuniaki Tatsuta
Kazuo Maruhashi
Shino Yano
Kazuo Maruhashi
Shino Yano
Application Number:
JP2007542636A
Publication Date:
May 09, 2012
Filing Date:
October 26, 2006
Export Citation:
Assignee:
SRI International
International Classes:
C07J1/00; B01J23/44; C07B61/00
Domestic Patent References:
| JP2001525855A | 2001-12-11 |
Foreign References:
| US20050090477A1 | 2005-04-28 | |||
| US3859365A | 1975-01-07 |
Attorney, Agent or Firm:
Patent Business Corporation Saegusa International Patent Office