diethyl [N-(4-methoxyphenyl)amino](phenyl)methylphosphonate

2-ethoxy-5-methyl-1,3,2-oxathiaphospholene

N,1-bis(diethoxyphosphoryl)-1-phenylmethanamine

苯甲酸酐

phosphorous acid diethyl ester 2,2,2-trichloro-1-propoxy-ethyl ester