4,4'-bis[2-(2-Sulfophenyl)ethenyl]-1,1'-biphenyl

4'-bis2-(2-sulfophenyl)ethenyl-1,1'-biphenyl ; 4,4'-bis(2-sulfostyryl)-1,1'-biphenyl ; 4,4'-bis[2-(2-sulfophenyl)ethenyl]biphenyl ; 27344-41-8 (di-hydrochloride salt) ; 2,2'-[(4,4'-biphenylylene)bisvinylene]bis(benzenesulfonic acid) ; fluorescent brightener 351 ; c.i. 482200 ; 2,2'-(4,4'-biphenylylenebisvinylene)bisbenzenesulfonic acid ; cbs (fluorescent brightener) ; einecs 254-121-0