二乙基氨基甲烷膦酸酯 、
(5'-Trifluoromethyl-2'-pyridyloxy)-3,4-dinitrobenzene 在
silica gel 、
ethyl acetate n-hexane 作用下,
以
甲苯 为溶剂,
反应 12.0h,
以affording 9.8 g (48.7% of theory) of the title compound with a melting point of 74°-76° C.的产率得到2-Nitro-5-(5'-trifluoromethyl-2'-pyridyloxy)-phenylaminomethylphosphonic acid diethyl ester