Title:
ジホスフィン配位子およびそれを用いた遷移金属錯体
Document Type and Number:
Japanese Patent JP5252921
Kind Code:
B2
Abstract:
The present invention provides a novel ligand represented by the following formula and a novel transition metal complex having the ligand, which shows superior enantioselectivity and catalytic efficiency, particularly high catalyst activity, in various asymmetric synthesis reactions. A transition metal complex having, as a ligand, a compound represented by the formula
wherein R 4 is a hydrogen atom or a C 1-6 alkyl group optionally having substituent(s), and R 5 and R 6 are each a C 1-6 alkyl group optionally having substituent(s), or the formula
is a group represented by the formula
wherein ring B is a 3- to 8-membered ring optionally having substituent (s).
Inventors:
Mitsuhisa Yamano
Mitsutaka Goto
Kawaguchi Shinji
Masatoshi Yamada
Junichi Kawakami
Mitsutaka Goto
Kawaguchi Shinji
Masatoshi Yamada
Junichi Kawakami
Application Number:
JP2007536595A
Publication Date:
July 31, 2013
Filing Date:
September 20, 2006
Export Citation:
Assignee:
Takeda GmbH
International Classes:
C07F9/50; B01J31/24; C07F1/08; C07F9/572; C07F15/00; C07F15/04; C07B53/00
Domestic Patent References:
| JP2004513950A | 2004-05-13 | |||
| JP2003231691A | 2003-08-19 | |||
| JP2004513950A | 2004-05-13 |
Other References:
JPN6012019046; Ｓｐｅｃｔｒｏｃｈｉｍｉｃａ Ａｃｔａ Ｐａｒｔ Ａ Ｖｏｌ．５６， Ｎｏ．５, ｐ．８４１-８５０ （２０００）．
JPN6012019046; Ｓｐｅｃｔｒｏｃｈｉｍｉｃａ Ａｃｔａ Ｐａｒｔ Ａ Ｖｏｌ．５６， Ｎｏ．５, ｐ．８４１-８５０ （２０００）．
JPN6012019046; Ｓｐｅｃｔｒｏｃｈｉｍｉｃａ Ａｃｔａ Ｐａｒｔ Ａ Ｖｏｌ．５６， Ｎｏ．５, ｐ．８４１-８５０ （２０００）．
Attorney, Agent or Firm:
Takashima Ichi