α-三唑基频呐酮的纯化方法  

The Methode of Purification of α-Triazolylpinacolone

作　　者：李煜昶[1] 

机构地区：[1]天津南开大学元素有机化学研究所

出　　处：《农药》1997年第7期16-17,共2页Agrochemicals

摘　　要：α－三唑基频呐酮粗品与浓硝酸作用生成α－三唑基频呐酮的硝酸盐，该盐在有机溶剂中用氢氧化钠分解，分离有机相，浓缩，得到纯度为９９１２％的α－三唑基频呐酮，回收率为９６７５％。The croude α-triazolylpinacolone was reacted with concentrated nitric acid to form nitrate of α-triazolylpinacolone which was decomposed with sodium hydroxide in organic solvent and concentrated to give the α-triazolylpinacolone with the purity of 99.12% and the recovery of 96.75%.

关 键 词：三唑基频呐酮 成盐 硝酸 分离 浓缩 农药 中间体 

分 类 号：TQ450.4[化学工程—农药化工] TQ252.6