Organic letters

Benzannulation from Alkyne without Metallic Catalysts at Room Temperature to 100° C

T Jin, F Yang, Y Yamamoto

Index: Jin, Tienan; Yang, Fan; Yamamoto, Yoshinori Organic Letters, 2010 , vol. 12, # 2 p. 388 - 390

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Citation Number: 13

Abstract

An efficient, novel metal-catalyst-free aminobenzannulation of 2-(prop-2-ynyl)(oxo) benzenes 1 with various dialkylamines 2 afforded a variety of 2-aminonaphthalenes 3 in good to excellent yields under mild reaction conditions at room temperature to 100° C (at most).

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