综述了毒死蜱及其中间体3，5，6 三氯吡啶2 酚（I）合成方法，重点介绍了吡啶氯化法生产I，分析了各种路线的利弊及工业化的前景。

Several preparation ways of chlorpyrifos and its key intermidate 3,5,6trichloro2pyridinone(I) have been summarized. Its emphasis on introduce the chlorination of pyridine to producing I.

youdao

综述了毒死蜱及其中间体3，5，6 三氯吡啶2 酚（I）合成方法，重点介绍了吡啶氯化法生产I，分析了各种路线的利弊及工业化的前景。

Several preparation ways of chlorpyrifos and its key intermidate 3,5,6trichloro2pyridinone(I) have been summarized. Its emphasis on introduce the chlorination of pyridine to producing I.

youdao