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阿尼芬净侧链的制备
Preparation of anidulafungin side chain
【摘要】 以4-溴苯酚、溴代正戊烷为起始原料,经加成、硼代、偶联、水解、酯化共5步反应得到阿尼芬净侧链,其结构经过1H-NHR、MS等分析测试技术进行确认。得出的最佳合成工艺:以硼代产物为原料、Pd(dppf)Cl2为催化剂来进行偶联反应,得到的对戊氧基三联苯甲酸(Ⅳ)与羟基苯并三唑反应制备目标产物活性酯。该合成阿尼芬净侧链工艺总收率达到50.8%。
【Abstract】 Taking 4-bromophenol and bromo-n-pentane as starting materials, anidulafungin side chain was obtained through five steps of addition, boron generation, coupling, hydrolysis and esterification, which structure was confirmed by 1 H-NHR, MS and other analytical testing techniques. The obtained optimum synthesis process is the active esters is prepared by coupling reaction of P-pentoxytribenzoic acid Ⅳ with hydroxybenzotriazole using boron product as raw material and Pd(dppf)Cl2 as catalyst. The total yield of the synthesis process of anidulafungin side chain reachs 50.8%.
- 【文献出处】 煤炭与化工 ,Coal and Chemical Industry , 编辑部邮箱 ,2019年03期
- 【分类号】TQ460.6
- 【被引频次】1
- 【下载频次】112