[3-(dimethylamino)-2-(dimethylazaniumylidenemethyl)prop-2-enylidene]-dimethylazanium,diperchlorate

三甲基膦酰基乙酸酯

2-二氯磷酰乙酰基氯化物

(2-ethoxy-2-oxoethyl)phosphonic acid

ethyl 2-dichlorophosphorylacetate