mp  >**0°C (dec.) 
density  1.**4 
CAS DataBase Reference *********8(CAS DataBase Reference) 
EPA Substance Registry System Benzenesulfonic acid, 2,2'-([1,1'-biphenyl]- 4,4'-diyldi*2,*-ethenediyl) bis-, disodium salt(*********8) 

 
Safety Information 

 
MSDS Information  

 
Fluorescent Brightener **1 Usage And Synthesis 
Chemical Properties Greenish Yellow Solid 
Usage A fluorescent whitening agent used for household goods. The structure of a photodegradation product of 4,4'-Bis(*-sulfostyryl)biphenyl Na salt was determined to be *-(*-Formylphenyl)stilbene*2'-sulfon ic acid, which was biodegradable.