Title:
13-シス-レチノイン酸の製造方法
Document Type and Number:
Japanese Patent JP4418048
Kind Code:
B2
Abstract:
A process for the synthesis of 13-cis-retinoic acid with high purity and stability, without using heavy metals at any steps, starting from vinyl-beta-ionol prepared from ionone and vinyl magnesium halides.
Inventors:
Angelou Magione Grato
Application Number:
JP13890999A
Publication Date:
February 17, 2010
Filing Date:
May 19, 1999
Export Citation:
Assignee:
LABORATORI MAG S.p.A.
International Classes:
A61K31/20; A61K31/202; C07C403/20; A61K31/203; A61P17/10; C07C51/00; C07C51/353; C07C57/03; C07C
Domestic Patent References:
| JP6306047A | ||||
| JP10036343A | ||||
| JP2172997A | ||||
| JP1093570A | ||||
| JP59116263A |
Attorney, Agent or Firm:
Akio Miyazaki
Ishibashi Masayuki
Masaaki Ogata
Katsuhiro Ito
Ishibashi Masayuki
Masaaki Ogata
Katsuhiro Ito