Chemistry Letters

The Carboxylation of Active Methylene Compounds with Carbon Dioxide in the Presence of 18-Crown-6 and Potassium Carbonate.

K Chiba, H Tagaya, S Miura, M Karasu

Index: Chiba, Koji; Tagaya, Hideyuki; Miura, Syunji; Karasu, Masa Chemistry Letters, 1992 , # 6 p. 923 - 926

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Citation Number: 14

Abstract

Active methylene compounds were carboxylated with the reagent system, 18-crown-6, potassium carbonate and carbon dioxide, in dimethyl sulfoxide at room temperature and atmospheric presssure. The concentration of the carbonate ion is important for carboxylation.

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