新型抗氧剂3426的合成及工艺优化  

Synthesis and Process Optimization of New Antioxidant 3426

作　　者：郭俊麟 佟喜旺 王盟 于丽颖[1] 宁波 GUO Junlin;TONG Xiwang;WANG Meng;YU Liying;NING Bo(Colloge of Chemical and Pharmaceutical Engineering,Jilin Institute of Chemical Technology,Jilin 132022,China;Jilin Institute of Industrial Technicians,Jilin 132021,China)

机构地区：[1]吉林化工学院化学与制药工程学院,吉林吉林132022 [2]吉林工业技师学院,吉林吉林132003

出　　处：《吉林化工学院学报》2019年第11期5-8,46,共5页Journal of Jilin Institute of Chemical Technology

基　　金：吉林化工学院重大科技项目(2018023)

摘　　要：以2,2′-亚甲基双(4-甲基-6-叔丁基苯酚)(简称抗氧剂2246)、丙酰氯为反应原料,三乙胺为缚酸剂,采用二氯甲烷为反应溶剂,直接合成2-(2-羟基-3-叔丁基-5-甲基苄基)-4-甲基-6-叔丁基苯基丙酸酯(简称抗氧剂3426)的方法.探讨了摩尔比n(抗氧剂2246)n(丙酰氯)、反应时间、反应温度对反应产率的影响,本合成方法绿色环保,溶剂可以循环使用,符合绿色化学理念.This article discussed with 2,2’-methylene double(4-methyl-6-tertiary butyl phenol)referred to as the antioxidants,(antioxidant 2246)reaction,propionyl chloride as raw materials,triethylamine as the bound acid agent,using dichloromethane as solvent,the direct synthesis of 2-(2-hydroxy-3-tert-butyl-5-methyl benzyl)-4-methyl-6-tert-butyl phenyl propionate(hereinafter referred to as antioxidant 3426)method.The effects of molar ratio n(antioxidant 2246)n(propionyl chloride),reaction time and reaction temperature on the yield were studied.The synthesis method is green and the solvent can be recycled,in line with the concept of green chemistry.

关 键 词：抗氧剂3426 丙酰氯 三乙胺 

分 类 号：TQ314.24[化学工程—高聚物工业]