Thermal migration of an ethynyl group from one benzene ring to another by reversible vinylidene C H insertion

LT Scott, A Necula

Index: Scott, Lawrence T.; Necula, Atena Tetrahedron Letters, 1997 , vol. 38, # 11 p. 1877 - 1880

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Citation Number: 37

Abstract

Download full text in 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. ... Evidence is presented for the high temperature opening of a 5-membered ring by extrusion of a carbene (the reverse of a CH bond insertion), which results in the net thermal migration of an ethynyl group from one benzene ring to another. ... The title reaction has been found ...