Azoles, 26. - Vicarious Nucleophilic Substitution of Hydrogen in Nitropyrazole Derivatives
4-Nitropyrazoles 1a-1c and 1g-1j react with the carbanion derived from chloromethyl p-tolyl sulfone (2) to give products of the vicarious nucleophilic substitution (VNS) of hydrogen at position 5.The presence of a second nitro group at position 3 (1c) or
Bernard, Marek K.,Makosza, Mieczyslaw,Szafran, Barbara,Wrzeciono, Urszula
p. 545 - 550
(2007/10/02)
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