sodium diethyl phosphite 、
氯甲基三氮唑 以
乙腈 为溶剂,
反应 16.0h,
以yields 19.1 g (56.5%) of diethyl (1H-1,2,4-triazol-1-yl)methylphosphonate in the form of a colourless oil with a boiling point of 120°-129° C./0.053 mb的产率得到1H-1,2,4-triazol-1-ylphosphonic acid diethyl ester