A simple TLC method for monitoring the synthetic process of 3-bromo-ethyl levulinate is reported,and the reaction condition is optimized.

• 用薄层色谱法监测溴素溴化乙酰丙酸乙酯生成3-溴乙酰丙酸乙酯的反应过程,优化了反应条件,方法简单,快速,准确。