Tetrahedron letters

Ti (NMe 2) 4-catalyzed Markovnikov hydroamination of alkynes in the presence of N-heterocyclic carbenes and LiN (SiMe 3) 2

K Takaki, S Koizumi, Y Yamamoto, K Komeyama

Index: Takaki, Ken; Koizumi, Sadayuki; Yamamoto, Yuta; Komeyama, Kimihiro Tetrahedron Letters, 2006 , vol. 47, # 41 p. 7335 - 7337

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Citation Number: 20

Abstract

Intermolecular hydroamination of alkynes catalyzed by Ti (NMe2) 4 was much improved with N-heterocyclic carbenes and LiN (SiMe3) 2, by which high Markovnikov selectivity was attained for the coupling of nearly all alkynes and amines.