ethyl 2-dibutylphosphorylacetate

ethyl 2-[butyl(ethoxy)phosphoryl]acetate

乙基(二苯基磷酰)乙酸酯

ethyl 2-[ethoxy(phenyl)phosphoryl]acetate

ethyl 2-(4-methyl-2-oxo-1,3,2λ⁵-dioxaphosphinan-2-yl)acetate