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3-(4-甲磺酰基)苯基-2-环己基-2-丁烯酸-γ-内酯的合成
Synthesis of 3-[4-(methylsulfonyl)phenyl]-2-cyclohexyl-2-crotonolactone
【摘要】 目的 设计并合成了标题化合物。方法 以对甲磺酰基苯乙酮为原料,经溴代、缩合和环合三步反应合成了产物。结果 总收率为 82. 5%,中间体和产物经核磁共振谱和质谱确证。结论 成功地合成了设计的化合物,而且摸索了反应条件,使反应具有时间短,收率高等优点。
【Abstract】 OBJECTIVE To modify the structure of Rofecoxib(COX-2 inhibitor) and synthesize the title compound.METHOD The title compound was synthesized from p-methylsulfonyl-acetophenone via bromination ,condensation and cyclization.RESULTS The total yield amounted to 82.5%. The structures were characterized by MS and 1H-NMR.CONCLUSION The new compound is synthesized and its process is improved with high yield and shortening reaction time.
【关键词】 溴化;
罗非昔布;
JTE-522;
NS-398;
环合反应;
【Key words】 bromination; rofecoxib; JTE-522; NS-398; cyclization;
【Key words】 bromination; rofecoxib; JTE-522; NS-398; cyclization;
【基金】 上海市高等学校青年科学基金的资助(编号为 01QN87)
- 【文献出处】 中国现代应用药学 ,The Chinese Journal of Modern Applied Pharmacy , 编辑部邮箱 ,2005年01期
- 【分类号】TQ463
- 【下载频次】85