石蜡在丁二酰丁二酸二甲酯合成中的应用  

Application of Paraffin in the Synthesis of Dimethyl Succinate

作　　者：王淑梅 崔北文 王灿蓥 王书山 王朝聘 WANG Shu-mei;CUI Bei-wen;WANG Can-ying;WANG Shu-shan;WANG Chao-pin(Caike Chemical(Cangzhou)Co.,Ltd.,Cangzhou 061600,China;Hebei Caike Chemical Co.,Ltd.,Cangzhou 061600,China;Hebei Dye and Pigment Intermediate Engineering Technology Research Center,Cangzhou 061600,China;Hebei Province-Accredited Enterprise Technology Centers,Cangzhou 061600,China)

机构地区：[1]彩客化学(沧州)有限公司,河北沧州061600 [2]河北彩客化学股份有限公司,河北沧州061600 [3]河北省染料与颜料中间体工程技术研究中心,河北沧州061600 [4]河北省认定企业技术中心,河北沧州061600

出　　处：《化工管理》2021年第22期156-157,共2页Chemical Engineering Management

摘　　要：文章介绍了一种以高沸点石蜡为溶剂,在该溶剂中使丁二酸二甲酯和甲醇钠进行缩合反应,来制备丁二酰丁二酸二甲酯的新的合成方法。通过对石蜡的用量、反应温度、反应时间、投料比例等条件进行优化,最终实验缩合收率85%以上,石蜡回收率95%以上。In this paper,a new synthesis method of dimethyl succinate by condensation reaction of dimethyl succinate with sodium methoxide in high boiling point paraffin was introduced.By optimizing the amount of paraffin,reaction temperature,reaction time and feed proportion,the final condensation yield was over 85%and the recovery rate of paraffin was over 95%.

关 键 词：丁二酰丁二酸二甲酯 石蜡 溶剂 缩合 

分 类 号：TQ62[化学工程—精细化工]