Reactions of Organic Anions, 163 Reactions of Nitrobenzophenones with Carbanions Containing Leaving Groups. Vicarious Nucleophilic Substitution of Hydrogen …

…, D Dziewońska??Baran, J Goliński

Index: Makosza, Mieczyslaw; Baran, Janusz; Dziewonska-Baran, Danuta; Golinski, Jerzy Liebigs Annalen der Chemie, 1989 , p. 825 - 832

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Abstract

Abstract Carbanions containing leaving groups at the carbanion center react with nitrobenzophenones by two general pathways: addition to the carbonyl group which results in the Darzens or Wittig-Horner reaction and/or addition to the nitroaromatic ring resulting in the vicarious nuclephilic substitution of hydrogen. The former pathway dominates for p- nitrobenzophenone, and the vicarious nuclephilic substitution is the major process for o- ...