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UV-326

Identification

Name

 

Bumetrizole

Synonyms

 

2-(3-tert-Butyl-2-hydroxy-5-methylphenyl)-5-chloro-2H-benzotriazole; 2-(5-Chloro-2H-benzotriazol-2-yl)-6-(1,1-dimethylethyl)-4-methylphenol

Chinese Names

 

紫外线吸收剂 UV326; 2'-(2'-羟基-3'-叔丁基-5'-甲基苯基)-5-氯苯并三唑

Molecular Structure

 

Bumetrizole, 2-(3-tert-Butyl-2-hydroxy-5-methylphenyl)-5-chloro-2H-benzotriazole, 2-(5-Chloro-2H-benzotriazol-2-yl)-6-(1,1-dimethylethyl)-4-methylphenol CAS #: 3896-11-5

 

Molecular Formula

 

C17H18ClN3O

Molecular Weight

 

315.80

CAS Registry Number

 

3896-11-5

EINECS

 

223-445-4

 

 

 

Properties

 

Appearance

 

Light yellow powder

Purity

 

99%min

Melting point

 

138-141

 

 

 

Safety Data

 

Hazard Symbols

 

symbol   Xi    Details

Risk Codes

 

R36/37/38    Details

Safety Description

 

S26;S36    Details

 

Safety Data

 

Unsaturated Polyester

 

0.2-0.5wt% based on polymer weight

Rigid PVC

 

0.2-0.5wt% based on polymer weight

Plasticized PVC

 

0.1-0.3wt% based on polymer weight

Polyurethane

 

0.2-1.0wt% based on polymer weight

Polyamide

 

0.2-0.5wt% based on polymer weight

 

 
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