乙烯基磷酸二乙酯

diethyl (α-hydroxymethyl)vinylphosphonate

[5,5-bis(diethoxyphosphoryl)-1,4-dihydropyrazol-3-yl]-phenylmethanone

1-[dichloromethyl(ethoxy)phosphoryl]oxyethane

4-(2-diethoxyphosphorylethenyl)-1,2-dimethoxybenzene