Disodium bisethylphenyltriaminotriazine stilbenedisulfonate
time:2012-10-01 09:27:25,count:0

Disodium bisethylphenyltriaminotriazine stilbenedisulfonate
Alias
Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-(ethylamino)-6-(phenylamino)-1,3,5- -triazin-2-yl)amino)-, disodium salt
C.I. Fluorescent Brightener 208
Category
Zwitterionic surfactants-Amino sulfonic acid
CAS No.
24565-13-7
Molecular Formula & Molecular Weight
Molecular Formula: C36H34N12Na2S2O6
Molecular Weight: 840.84
Structural Formula
Properties
Appearance: solid.
Solubility: soluble in water.
Stability: stable.
Risk: irritation, irritation to skin, eye.
Animal toxicology[1]: rat oral LD50: >5000mg/Kg;
rat skin LD50: > 4000mg/Kg;
rabbit skin LD50: >1100mg/Kg.
Ecology: May be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent UV absorbing, dispersing, antistatic abilities.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
Actives*, %, ≥
95
 
*: should be marked on molecular weight.
Major Uses
Use as fluorescent brighteners widely.
Use as UV absorbing agent.
UV absorbing agent in personal care products.
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/:24565-13-7
Update: 20131024(1);

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