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改进顺-[2-(2,4-二氯苯基)-2-(1H-咪唑基-1-甲基)-1,3-二氧戊环-4-]对甲苯磺酸酯的合成工艺
引用本文:李海波,赵肖玉,马燕如,徐正. 改进顺-[2-(2,4-二氯苯基)-2-(1H-咪唑基-1-甲基)-1,3-二氧戊环-4-]对甲苯磺酸酯的合成工艺[J]. 华西药学杂志, 2007, 22(6): 645-647
作者姓名:李海波  赵肖玉  马燕如  徐正
作者单位:1. 第三军医大学药学院,重庆,400038
2. 四川大学华西药学院,四川,成都,610041
摘    要:目的 改进酮康唑的重要中间体顺-[2-(2,4-二氯苯基)-2-(1H-咪唑基-1-甲基)-1,3-二氧戊环-4-]对甲苯磺酸酯的合成工艺.方法 以间二氯苯为原料,经过傅-克酰基化、甘油环合、溴代、苯甲酰化、异构体分离、咪唑烷基化、水解、对甲苯磺酰化等八步反应合成目标产物.结果 合成的目标化合物的熔点和核磁共振氢谱与相关文献一致,总收率为19.1%.结论 改进后的合成工艺条件温和,操作简便,适用于放大制备.

关 键 词:抗真菌药  酮康唑  顺-[2-(2,4-二氯苯基)-2-(1H-咪唑基-1-甲基)-1,3-二氧戊环-4-]对甲苯磺酸酯  合成  改进  氯苯基  咪唑基  甲基  二氧戊环  对甲苯磺酸酯  合成工艺条件  synthesis  Improvement  放大制备  操作  总收率  文献  相关  磁共振氢谱  熔点  化合物  结果  目标  反应合成
文章编号:1006-0103(2007)06-0645-03
收稿时间:2007-05-01

Improvement of synthesis of cis-[2-(2,4-Dicholoro-phenyl)-2-(1H-imidazole-1-ylmethyl)-1,3-dioxolane-4-yl]methyl P-toluenesulfonate
LI Hai-bo,ZHAO Xiaoy-u,MA Yan-ru,XU Zheng. Improvement of synthesis of cis-[2-(2,4-Dicholoro-phenyl)-2-(1H-imidazole-1-ylmethyl)-1,3-dioxolane-4-yl]methyl P-toluenesulfonate[J]. West China Journal of Pharmaceutical Sciences, 2007, 22(6): 645-647
Authors:LI Hai-bo  ZHAO Xiaoy-u  MA Yan-ru  XU Zheng
Abstract:OBJECTIVE To synthesize intermediate of Ketoconazole,cis-[2-(2,4-Dicholoro-phenyl)-2-(1H-imidazole-1yl-methyl)-1,3-dioxolane-4-yl] methyl p-toluenesulfonate.METHODS Target compound was synthesized by steps of Friedel-crafts acylation,glycerol cyclization,bromination,acylation,isomeric separation,imidazole alkylation,hydrolysis and acylation.RESULTS Chemical structure of the title compound and the intermediates was confirmed by 1HNMR.Total yield was 19.1%.CONCLUSION This method has the advantages of milder reaction condition,simpler scale-up.It can be applicable to large-scale preparation.
Keywords:Antifungal drug  Ketoconazole  cis-[2-(2  4-Dicholoro-phenyl)-2-(1H-imidazole-1-yl-methyl)-1  3-dioxolane-4-yl]methyl p-toluenesulfonate  Synthesis
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