Molecular Structure of Tinopal CBS (CAS NO. 27344-41-8):

IUPAC Name: Disodium 2-[(Z)-2-[4-[4-[(Z)-2-(2-sulfonatophenyl)ethenyl]phenyl]phenyl]ethenyl]benzenesulfonate 
Molecular Formula:C₂₈H₂₀Na₂O₆S₂
Molecular Weight:562.564340 g/mol
Density:1.414
Polar Surface Area: 125.5 Å²
EINECS:248-421-0
Product Categories of Tinopal CBS (CAS NO. 27344-41-8): Biphenyl & Diphenyl ether;Stilbenes

EPA Genetic Toxicology Program. Reported in EPA TSCA Inventory.

Mildly toxic by ingestion. A skin and severe eye irritant. Experimental reproductive effects. When heated to decomposition it emits toxic fumes of SO_x and Na₂O.

  Tinopal CBS with cas registry number of 27344-41-8 is also called Benzenesulfonic acid, 2,2'-((1,1'-biphenyl)-4,4'-diyldi-2,1-ethenediyl)bis-, disodium salt ; Benzenesulfonic acid, 2,2'-((1,1'-biphenyl)-4,4'-diyldi-2,1-ethenediyl)bis-, sodium salt (1:2) ; Benzenesulfonic acid, 2,2'-(4,4'-biphenylylenedivinylene)di-, disodium salt ; Disodium 4,4'-bis(2-sulfostyryl)biphenyl ; Disodium 4,4'-bis-((4-anilino-6-(N-methyl-2-hydroxyethylamino)-1,3,5-triazin-2-yl)amino)stilbene-2,2'-disulfonate ; Disodium 2,2'-((1,1'-biphenyl)-4,4'-diyldivinylene)bis(benzenesulphonate) ; FBA 351 ; Stilbene 3 ; Tinopal CBS-X . It is used to white synthetic detergent, soap, to bleach cotton, linen and silk wool, nylon and paper.