Heterocyclopolyaromatics, XI: Synthesis, Lithiation, and Oxidative Coupling of 1,3,5-Tri(1-pyrazolyl)benzene
The title compound 3b, prepared from 1,3,5-tribromobenzene and pyrazole (90percent), has been monolithiated at the benzene ring by 1 mol n-butyllithium quantitatively.Oxidative coupling of fivefold lithiated 3b with O2 afforded a disubstituted cyclohexaar
Lexy, Herbert,Kauffmann, Thomas
p. 2755 - 2759
(2007/10/02)
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