Treatment of the 4,5-diphenyl-2H-imidazoles (1a-e) with alkyl iodides gives novel 1H+,2H-imidazolium salts (2) and (3).The metho-salt (2) N-methyl protons are readily exchanged for deuterium, and anions formed by the action of base give, with m
Katritzky, Alan R.,Borja, Susana Bravo,Marquet, Jorge,Sammes, Michael P.
p. 2065 - 2069
(2007/10/02)
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