摘要
研究了用磷钨酸为催化剂，以苯作带水剂，由对羟基苯甲酸、无水乙醇合成对羟基苯甲酸乙酯，并考察了诸因素对收率的影响。找出了最佳的反应条件。
Abstract Synthesis of ethyl p-hydroxybenzoate in presence of phospho-tungstic acid catalyst and azeotropism of benzol has been studied and the optimum reaction conditions have been determined.
出处
《化学工程师》
CAS
1998年第4期9-9,13,共2页
Chemical Engineer
