diethyl [(4-cyano-5-ethoxymethyleneamino-3-methylsulfanyl-pyrazol-1-yl)-benzyl]phosphonate 、
2,4-二氯苯氧乙酰肼 以
乙二醇甲醚 为溶剂,
以92%的产率得到diethyl {[2-(2,4-dichlorophenyoxy)methyl-9-methylsulfanyl-pyrazolo[4,3-e]-1,2,4-triazolo[1,5-c]pyrimidin-7-yl]-benzyl}phosphonate