Tetrahedron letters

Highly functionalised carbenes and cyclopropenes from tetrahalocycylopropanes

MS Baird

Index: Al-Dulayymi, Juma'a; Baird, Mark S. Tetrahedron Letters, 1988 , vol. 29, # 47 p. 6147 - 6148

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Citation Number: 14

Abstract

Abstract 1, 2-Dehalogenation of tetrachlorocyclopropanes (2, X= Cl, OMe, NPr i 2, Ph) and (4, X= OMe) by methyl lithium leads to dichlorocyclopropenes (3, X= Cl, OMe, NPr i 2, Ph) and the carbene (6) respectively; in contrast, the dibromyclopropane (4, X= Cl) is converted