UNE METHODE SIMPLE ET RAPIDE DE PREPARATION DES ANHYDRIDES D'ACIDES CARBOXYLIQUES A PARTIR DE LEURS CHLORURES D'ACIDES, AVEC CATALYSE PAR TRANSFERT DE PHASE

Article abstract of DOI:10.1016/S0040-4039(00)88297-0

Symmetrical anhydrides of carboxylic acids were readily obtained, and in high yields under phase transfer conditions, i.e. by reacting the appropriate acid chloride in toluene solution (containing 0.1 eq. of n-Bu4N⁺ Cl^-), with 20percent aqueous sodium hydroxide solution.