英文同义词
Ethylidenebisphosphonic acid tetraethyl ester;P,P,P′,P′-Tetraethyl P,P′-ethylidenebis[phosphonate];Phosphonic acid, ethylidenebis-, tetraethyl ester;Phosphonic acid, ethylidenedi-, tetraethyl ester;Phosphonic acid, P,P′-ethylidenebis-, P,P,P′,P′-tetraethyl ester;Tetraethyl ethane-1,1-bisphosphonate;Tetraethyl ethylidenebisphosphonate