ACCELERATION OF A DIPOLAR CLAISEN REARRANGEMENT BY HYDROGEN-BONDING TO A SOLUBLE DIARYL UREA

被引:40
作者
CURRAN, DP
KUO, LH
机构
[1] Department of Chemistry, University of Pittsburgh, Pittsburgh, Pennsylvania
基金
美国国家科学基金会;
关键词
D O I
10.1016/00404-0399(50)1394-W
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The Claisen rearrangement of 6-methoxy allyl vinyl ether is catalyzed by a soluble diaryl urea, and evidence is presented that the urea stabilizes a dipolar transition state by hydrogen bonding.
引用
收藏
页码:6647 / 6650
页数:4
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