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《Fine Chemical Intermediates》 2006-03
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Synthesis of 4-Chlorobutyryl Chloride

NIU Yu-lan,LI Ming,DUAN Hai-long(Department of Chemical Engineering,College of NorthChina Institute of Technology,Taiyuan 030008,China)  
The synthesis of 4-chlorobutyryl chloride was described using γ-butyroctone as material,anhydrous zinc chloride as the catalyst and thionyl chloride as chloridum.The reaction principle is expounded,and the main factors affecting the reaction are investigated.Optimal conditions were obtained as follow:reaction temperature is 55℃,reaction time 22 h and percent amount of catalyst 3%~5%.The yield of the product is 82.7% under the optimal conditions.
【CateGory Index】: TQ225.22
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