Patent ID: 6359147
Filing Date: 2002-03-19
Classification: B01J,C07C,C07D,C08G

Abstract:
In a process for reacting a first component selected from the group consisting of:(a) an aziridine, (b) an oxetane, and (c) an oxirane, with a second component selected from the group consisting of:(i) a carboxylic acid, (ii) an anhydride, (iii) an imide, (iv) a lactone, and (v) a carbonate ester, provided that where said first component is an oxirane, said second component is not a carboxylic acid, anhydride, or imide, the improvement comprising carrying out said reaction in the presence of a catalytically effective amount of a Cr+3 carboxylate catalyst selected from the group consisting of C3-C60, substituted and unsubstituted, straight and branch-chained, alkyl, aryl, and aralkyl carboxylate Cr+3 salts.