Tetrahedron Letters

Copper (II)–acid catalyzed cyclopropanation of 1, 3-dienamides by electrophilic activation of α-aryl diazoesters

E Tayama, K Horikawa, H Iwamoto, E Hasegawa

Index: Tayama, Eiji; Horikawa, Kouki; Iwamoto, Hajime; Hasegawa, Eietsu Tetrahedron Letters, 2014 , vol. 55, # 19 p. 3041 - 3044

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Citation Number: 4

Abstract

Download PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... Copper(II)–acid catalyzed cyclopropanation of electron-rich alkenes, such as 1,3-dienamides, with α-aryl diazoesters are described. The reaction could be performed without rare metal catalysts, excess substrate, or the need for the slow addition of the diazoesters.

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