2,2-DIMETHYL-4-PHENYLOXAZOLIDINE AND 2,2-DIMETHYL-4,5-DIPHENYLIMIDAZOLIDINE AS NEW CHIRAL AUXILIARIES - APPLICATIONS TO ASYMMETRIC NITRILE OXIDE CYCLOADDITIONS

被引:35
作者
KANEMASA, S [1 ]
ONIMURA, K [1 ]
WADA, E [1 ]
TANAKA, J [1 ]
机构
[1] KYUSHU UNIV,INTERDISCIPLINARY GRAD SCH ENGN SCI,DEPT MOLEC SCI & TECHNOL,KASUGA,FUKUOKA 816,JAPAN
关键词
D O I
10.1016/S0957-4166(00)80018-X
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Asymmetric dipolar cycloadditions of a nitrile oxide to the acrylamide derivatives of two new chiral auxiliaries, (R)-2,2-dimethyl-4-phenyloxazolidines and (S,S)-2,2-dimethyl-4,5-diphenylimidazolidine, show satisfactorily high diastereoselectivities (up to 91%).
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页码:1185 / 1188
页数:4
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