发明名称 |
Enantioselective lewis acid catalysts of the early transition metals |
摘要 |
Optionally active Lewis acid catalysts of the early transition metals which are useful in the catalysis of asymmetric additions have been prepared. The catalyst complexes comprise an alkoxide of a group IV or group V metal and an optically active trialkanolamine or dialkanolamine ligand.
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申请公布号 |
US5231203(A) |
申请公布日期 |
1993.07.27 |
申请号 |
US19910693896 |
申请日期 |
1991.05.01 |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
NUGENT, JR., WILLIAM A. |
分类号 |
B01J31/18;B01J31/22;C07C215/12 |
主分类号 |
B01J31/18 |
代理机构 |
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主权项 |
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地址 |
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