Process for the preparation of symmetrical and asymmetrical carbonates of the general formula I
by reaction of alcohols of the general formula II and alkyl or aryl halides of the general formula III,
R—OH II
R′—HAL III
with carbon dioxide and caesium carbonate at room temperature in dipolar aprotic solvents.
通过在二极性非质子溶剂中,在室温下将一般式II的醇和一般式III的烷基或芳基卤化物与
二氧化碳和
铯碳酸盐反应,制备一般式I的对称和非对称
碳酸酯的过程。