Title:
コンバージェント法を用いるビタミンD誘導体の製造方法
Document Type and Number:
Japanese Patent JP5248115
Kind Code:
B2
Abstract:
There are provided a novel process for producing [{(5Z,7E)-(1S,3R,20S)-1,3-dihydroxy-9,10-secopregna-5,7,10(19),16-tetraen-20-yl}oxy]-N-(2,2,3,3,3-pentafluoropropyl)acetamide, which process is shown in the following reaction scheme:
an intermediate useful for carrying out the process, and a process for producing the intermediate.
Inventors:
Kunio Ogasawara
Takeshi Emura
Akira Kawase
Koji Takano
Keisuke Yamamoto
Yoshiaki Kato
Takeshi Emura
Akira Kawase
Koji Takano
Keisuke Yamamoto
Yoshiaki Kato
Application Number:
JP2007548032A
Publication Date:
July 31, 2013
Filing Date:
December 04, 2006
Export Citation:
Assignee:
Chugai Pharmaceutical Co., Ltd.
International Classes:
C07C401/00; C07C35/32; C07C231/04; C07C235/06; C07B61/00
Domestic Patent References:
| JPH10265453A | 1998-10-06 |
Foreign References:
| WO2001096293A1 | 2001-12-20 |
Attorney, Agent or Firm:
Shinjiro Ono
Kazuo Shamoto
Yasushi Kobayashi
Akio Chiba
Hiroyuki Tomita
Takashi Nakata
Kazuo Shamoto
Yasushi Kobayashi
Akio Chiba
Hiroyuki Tomita
Takashi Nakata