The isobaric vapor-liquid equilibrium data of ethyl 3-hydroxybutyrate-ethyl crotonate-ethanol system and of the related three binary systems were determined at 101.

• 在汽液双循环玻璃平衡釜中测定3-羟基丁酸乙酯、巴豆酸乙酯、乙醇的二元及三元体系的等压汽液平衡数据,用积分法对其进行了热力学一致性检验。