ethyl 3-(diethoxyphosphorylmethyl)-1,2-oxazole-5-carboxylate

2,2-dichloro-2-diethoxyphosphorylacetaldehyde

3-(diethoxyphosphorylmethyl)-5-phenyl-1,2-oxazole

4-diethoxyphosphoryl-2-(dimethylamino)but-2-enenitrile

三乙基4-膦酰巴豆酸酯