Keto-enol tautomerizing of ethyl acetoacetate was studied by UV.It was conformed that the content of enol ethyl acetoacetate decreased with the increasing polarity of solvents.

本外光谱为手段研究乙酰乙酸乙酯的酮-烯醇式变异构现象;所得结果证实其烯醇式含量随溶的增加而减少。