Contrasting reactivity in Lewis acid-promoted reactions of thio- and silyl-allenes with 1,4-benzoquinones

被引：13

作者：

Engler, TA

Agrios, K

Reddy, JP

Iyengar, R

机构：

[1] Department of Chemistry, University of Kansas, Lawrence

来源：

TETRAHEDRON LETTERS | 1996年 / 37卷 / 03期

关键词：

D O I：

10.1016/0040-4039(95)02164-7

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

In Ti(IV)-promoted reactions with 2-methoxy-1,4-benzoquinones 3, thioallenes I give 2+2 and/or 3+2 products via attack on a C=C moiety of the quinone, whereas silylallene 2 gives products derived from attack on a carbonyl group of the quinone.

引用

页码：327 / 330

页数：4

共 24 条

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