STEREOSELECTIVE INTRAMOLECULAR RADICAL-ADDITION OF POLYHALOACETYL FUNCTIONS TO 2-OXAZOLONES - A FACILE SYNTHESIS OF STATINE AND ITS 2,2-DICHLORO AND 2,2-DIFLUORO ANALOGS

被引:34
作者
YAMAMOTO, T
ISHIBUCHI, S
ISHIZUKA, T
HARATAKE, M
KUNIEDA, T
机构
[1] KUMAMOTO UNIV,FAC PHARMACEUT SCI,KUMAMOTO 862,JAPAN
[2] YOSHITOMI RES LABS,FUKUOKA 871,JAPAN
关键词
D O I
10.1021/jo00060a006
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Intramolecular Ru(II)-catalyzed cyclization of 3-[[(1S,2R)-2-[(polyhaloacetoxy)ethoxy]-1-apocam-phanyl]carbonyl]-2-oxazolones results in the exclusive formation of the 12-membered cycloadducts with complete diastereoselectivity, thus providing a new synthetic route to enantiomerically pure statine analogues including dichloro and difluoro derivatives.
引用
收藏
页码:1997 / 1998
页数:2
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