Benzophenone-9
time:2012-10-01 09:07:43,count:0

Benzophenone-9
Alias
2,2'-Dihydroxy-4,4'-dimethoxy-5,5'-disulfobenzophenone, disodium salt
Benzenesulfonic acid, 3,3'-carbonylbis(4-hydroxy-6-methoxy-, disodium salt
Category
Anionic surfactants-Sulfonate
CAS No.
76656-36-5
Molecular Formula & Molecular Weight
Molecular Formula: C15H12Na2S2O11
Molecular Weight: 478.36
Structural Formula
Properties
Appearance: powder.
Solubility: soluble in water.
Stability: stable.
Risk: irritation, irritation to skin, eye.
Ecology: May be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent anti-photoaging, dispersing abilities.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
Actives*, %, ≥
95
 
*: should be marked on molecular weight.
Major Uses
UV absorbing agent in personal care products.
UV absorbing agent in paint. can improve anti-photoaging effect of film.
UV absorbing agent in polymers, resins, plastics, leather, fiber.
Use as photosensitizer.
Manufacturers
 
Update: 20131025(1);

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