发明名称 |
Asymmetric reaction catalyst and method for preparing optically active compound using the same |
摘要 |
An asymmetric reaction catalyst is obtained by mixing a pentavalent niobium compound and an optically active triol or tetraol having a binaphthol structure of R or s configuration, and the triol is represented by the following formula: wherein, Y is divalent hydrocarbon and R1 is a hydrogen atom, a halogen atom, a trifluoromethyl group, or an alkyl group or alkoxy group having at most 4 carbons.
|
申请公布号 |
US7910762(B2) |
申请公布日期 |
2011.03.22 |
申请号 |
US20090567936 |
申请日期 |
2009.09.28 |
申请人 |
JAPAN SCIENCE AND TECHNOLOGY AGENCY |
发明人 |
KOBAYASHI SHU;ISHITANI HARURO;YAMASHITA YASUHIRO |
分类号 |
C07F9/00;B01J31/22;B01J31/26;C07B53/00;C07B61/00;C07C15/42;C07C213/04;C07C221/00;C07C225/06;C07C327/22;C07D307/54;C07D333/24 |
主分类号 |
C07F9/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|