THERMAL ELECTROCYCLIC RING-OPENING OF CYCLOBUTENES - SUBSTITUENTS WITH COMPLEMENTARY CONROTATORY PREFERENCES INDUCE HIGH STEREOSELECTIVITY

被引:21
作者
HAYES, R [1 ]
INGHAM, S [1 ]
SAENGCHANTARA, ST [1 ]
WALLACE, TW [1 ]
机构
[1] UNIV SALFORD,DEPT CHEM & APPL CHEM,SALFORD M5 4WT,LANCS,ENGLAND
关键词
D O I
10.1016/0040-4039(91)80660-X
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The thermal transformation of cis-disubstituted cyclobutenes into conjugated (Z,E)-dienes is stereoselective when the electronic and, to a lesser degree, steric effects of the substituents induce complementary conrotatory preferences at the reaction termini.
引用
收藏
页码:2953 / 2954
页数:2
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