共 67 条
Synthesis of new alkoxy/sulfonate-substituted carbene precursors derived from [2.2]paracyclophane and their application in the asymmetric arylation of aldehydes
被引:29
作者:
Duan, Wenzeng
[1
]
Ma, Yudao
[1
]
Qu, Bo
[1
]
Zhao, Lei
[1
]
Chen, Jianqiang
[1
]
Song, Chun
[1
]
机构:
[1] Shandong Univ, Dept Chem, Jinan 250100, Peoples R China
基金:
中国国家自然科学基金;
关键词:
N-HETEROCYCLIC CARBENES;
OLEFIN METATHESIS CATALYSTS;
CONJUGATE ADDITION;
ARYLBORONIC ACIDS;
GRIGNARD-REAGENTS;
IMIDAZOLIUM SALTS;
ARYL CHLORIDES;
LIGANDS;
COMPLEXES;
DERIVATIVES;
D O I:
10.1016/j.tetasy.2012.09.001
中图分类号:
O61 [无机化学];
学科分类号:
070301 ;
081704 ;
摘要:
A series of novel planar chiral alkoxy/sulfonate-substituted carbene precursors have been designed and synthesized. They were used as N-heterocyclic carbene ligands in the Rh-catalyzed asymmetric addition of arylboronic acids to aromatic aldehydes, affording chiral diarylmethanols with high yields and moderate enantioselectivities. (C) 2012 Elsevier Ltd. All rights reserved.
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页码:1369 / 1375
页数:7
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