Synonyms: 4,4'-Stilbenediol,a,a'-diethyl-, bis(dihydrogen phosphate) (7CI,8CI);4,4'-Stilbenediol, a,a'-diethyl-, diphosphate (6CI);Phenol, 4,4'-(1,2-diethyl-1,2-ethenediyl)bis-, bis(dihydrogen phosphate) (9CI);a,b-Diethylstilbestrol 4,4'-bisphosphate