ASYMMETRIC-SYNTHESIS OF SPIROCYCLIC PYRROLIDINES AND TETRAHYDROFURANS BY CHIRAL ALDOL REACTIONS AND PHENYLTHIO MIGRATION

被引:20
作者
CHIBALE, K [1 ]
WARREN, S [1 ]
机构
[1] UNIV CAMBRIDGE,CHEM LAB,LENSFIELD RD,CAMBRIDGE CB2 1EW,ENGLAND
关键词
D O I
10.1016/0040-4039(91)80244-Z
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Highly enantioselective aldol reactions of the boron enolate of (S)-N-propionyl-4-(phenylmethyl)-2-oxazolidinone with alpha-phenylthio cycloalkanecarbaldehydes were achieved. Cyclisation of the chiral phenylthio sulphonamide and diols gave the title compounds in excellent yields and enantiomeric excess.
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页码:6645 / 6648
页数:4
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