Chemical Communications 2002-05-07

Nickel-catalyzed regioselective carbocyclization of ortho-halophenyl ketones with propiolates: an efficient route to disubstituted indenols.

Dinesh Kumar Rayabarapu, Chien-Hong Cheng

Index: Chem. Commun. (Camb.) (9) , 942-3, (2002)

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Abstract

Carbocylization of o-halophenyl ketones with propiolates in the presence of Ni(dppe)Br2 and Zn powder in acetonitrile at 80 degrees C afforded the corresponding 2,3-disubstituted indenols.