Title:
TRANSITION METAL COMPLEX HAVING DIPHOSPHINE COMPLEX AS LIGAND
Document Type and Number:
WIPO Patent Application WO/2004/050667
Kind Code:
A1
Abstract:
A transition metal complex having 2,2’-bis[bis(3,5-di-tert-butyl-4-methoxyphenyl)phosphino]-1,1’-binaphthyl as a ligand. The presence of the transition metal complex in the reaction system of an asymmetric reaction system allows the preparation of an objective compound having an objective absolute configuration with improved efficiency.
Inventors:
GOTO MITSUTAKA (JP)
YAMANO MITSUHISA (JP)
KAWAGUCHI SHINJI (JP)
YAMANO MITSUHISA (JP)
KAWAGUCHI SHINJI (JP)
Application Number:
PCT/JP2003/015536
Publication Date:
June 17, 2004
Filing Date:
December 04, 2003
Export Citation:
Assignee:
TAKEDA CHEMICAL INDUSTRIES LTD (JP)
GOTO MITSUTAKA (JP)
YAMANO MITSUHISA (JP)
KAWAGUCHI SHINJI (JP)
GOTO MITSUTAKA (JP)
YAMANO MITSUHISA (JP)
KAWAGUCHI SHINJI (JP)
International Classes:
C07D263/58; C07D307/28; C07F9/50; (IPC1-7): C07F9/50; C07F15/00; C07D301/26; C07D303/40; C07D307/28; C07C231/18; C07C233/47
Domestic Patent References:
| WO2003048174A1 | 2003-06-12 |
Foreign References:
| EP1254885A1 | 2002-11-06 | |||
| JP2002363160A | 2002-12-18 |
Other References:
See also references of EP 1568701A4
Attorney, Agent or Firm:
Takahashi, Shuichi c/o Osaka Plant of TAKEDA CHEMICAL INDUSTRIES LTD. (17-85, Jusohonmachi 2-chome, Yodogawa-k, Osaka-shi Osaka, JP)
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