邻苯二甲酸二烯丙酯的合成

Fine Chemicals(2011)

Cited 23|Views200
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Abstract
以烯丙醇和邻苯二甲酸酐为原料,合成了邻苯二甲酸二烯丙酯,并用IR1、HNMR对邻苯二甲酸二烯丙酯进行了结构表征。系统研究了烯丙醇和邻苯二甲酸酐的摩尔比、对甲苯磺酸用量、阻聚剂种类及用量、带水剂用量对反应的影响,得到的较佳反应条件(以邻苯二甲酸酐0.1 mol计),即:醇酐摩尔比2.4∶1,对甲苯磺酸0.8 g,4-羟基-2,2,6,6-四甲基哌啶氮氧自由基0.32 g,甲苯35 mL,在回流条件下反应至无水生成,在该条件下产物收率可达96.5%。
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Key words
phthalic anhydride,functional materials,allyl alcohol,cyclohexane,diethyl phthalate,p-methylbenzenesulfonic acid,synthesis,diallyl phthalate
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