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机构地区:[1]上海应用技术学院现代教育中心,上海200235 [2]上海应用技术学院化学工程系,上海200235
出 处:《化学世界》2009年第6期364-366,共3页Chemical World
基 金:上海市教育委员会发展基金资助项目(050Z13)
摘 要:在无水碳酸钾存在下,N,N-二甲基甲酰胺为溶剂,由2-氯乙酰甲胺和4-苯氧基苯酚反应,制备了N-甲基-2-(4-苯氧基苯氧基)乙酰胺。而后,以乙腈和四氯化碳为混合溶剂,磺酰氯和N-甲基-2-(4-苯氧基苯氧基)乙酰胺反应,得到目的产物。着重考察了反应温度、反应时间、物料摩尔比对目的产物收率的影响。从而确定了产物的合成工艺条件为:反应温度40℃,反应时间5 h,n[N-甲基-2-(4-苯氧基苯氧基)乙酰胺]∶n(磺酰氯)=1∶1.4;在此条件下,产物的收率达80%以上。经IR、MS1、H NMR确定为N-甲基-2-[4-(4-氯苯氧基)苯氧基]乙酰胺。N-Methyl-2-(4-phenoxyphenoxy) acetamide was synthesized from 4-phenoxyphenol and 2- chloroacetyl methylamine with DMF as solvent and potassium carbonate as catalyst. Then it was reacted with sulfuryl chloride using acetonitrile and carbon tetrachloride as organic solvent to get N-methyl-2-[4- (4-chlorophenoxy)phenoxy] acetamide. The effect of reaction temperature, reaction time, mole ratio of N- methyl-2-(4-phenoxyphenoxy) acetamide to sulfuryl chloride on yield of N-methyl-2-[4-(4-chlorophenoxy) phenoxy] acetamide were investigated. The optimized conditions obtained were: reaction temperature 40℃, reaction time 5h, n[N-methyl-2-(4-phenoxyphenoxy) acetamide-] :n(sulfuryl chloride)=1:1.4. The yield of N-methyl-2-[-4-(4-chlorophenoxy)phenoxyl]acetamide was about 80%. The structure of N- methyl-2-[4- (4-chlorophenoxy) phenoxy] acetamide was characterized by IR, MS, ^1H NMR.
关 键 词:2-氯乙酰甲胺 N-甲基-2-(4-苯氧基苯氧基)乙酰胺 N-甲基-2-[4-(4-氯苯氧基)苯氧基]乙酰胺 氯化
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