气-质联机对嗪草酮原药及其主要杂质的分析  

GC-MS analysis of metribuzin technical and its main impurities

作　　者：刘伟[1] 吴文君[2] 

机构地区：[1]农业部农药质量监督检验测试中心,西安710003 [2]西北农林科技大学,陕西杨凌712100

出　　处：《农药》2006年第9期614-615,617,共3页Agrochemicals

摘　　要：采用气相色谱-质谱(GC-MS)联用对嗪草酮原药主成分及主要杂质进行分析,结合嗪草酮原药合成工艺,确定了3个主要杂质的结构和含量。同时利用杂质结构对嗪草酮的合成新方法进行验证。Gas chromatography-mass spectroscopy analysis was conducted on the primary ingredient of metribuzin technical as well as its primary impurities, in conjunction with metribuzin synthesis methodology. The structures and contents of three main impurities of metrihuzin were identified, and these structures were used in validating a new method of metribuzin synthesis.

关 键 词：嗪革酮 气-质联用 杂质 合成方法 

分 类 号：TQ450.7[化学工程—农药化工]