For instance, in the above case the methyl ethyl phenylmalonate may be accompanied by the products formed by ester-interchange reactions, namely the dimethyl and diethyl phenylmalonates.

• 比如在上面的例子中，甲基乙基苯基丙二酸酯伴随有酯交换反应形成的产品，也就是二甲基苯基丙二酸酯和二乙基苯基丙二酸酯。