4, 4′-Spirodichroman-2-ones as unexpected products from the condensation of resorcinols and dimethyl acetonedicarboxylate

IP Dubovik, MM Garazd, VP Khilya

Index: Dubovik; Garazd; Khilya Chemistry of Heterocyclic Compounds, 2007 , vol. 43, # 3 p. 277 - 281

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Citation Number: 3

Abstract

Abstract As a result of the reaction of resorcinols with dimethyl acetonedicarboxylate under the conditions of the Pechmann reaction derivatives of 4, 4′-spirodichroman-2-one were isolated as anomalous condensation products. Their structure was demonstrated by spectral