UV-320 CAS 3846-71-7

CAS: 3846-71-7

Molecular Formula: C20H25N3O

Molecular Weight: 323.43

EINECS: 223-346-6

Synonyms: 4,6-Di-tert-butyl-2-(2H-benzotriazole-2-yl)phenol; HDBB; 2-Benzotriazole-2-yl-4; 6-di-tert-butylphenol; 3,5-Dibutylhy-2-droxyphenylbenzoChemicalbooktriazole; 2-(3,5-Di-t-butyl-2-hydroxyphenyl)benzotriazole

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What is UV-320 CAS 3846-71-7?

UV-320 molecular formula is C20H25N3O, molecular weight is 323.43, soluble in chloroform, methanol, UV-320 general storage conditions of 2-8°C. UV-320 is a light yellow crystalline powder with a high efficiency light stabilizer.

Specification

Item	Specification
Melting point	152-154°C
Boiling point	444.0±55.0 °C(Predicted)
Density	1.10±0.1 g/cm3(Predicted)
Acidity coefficient (pKa)	9.41±0.48(Predicted)
Flash point	215°C

Application

UV-320 is a highly efficient light stabilizer, widely used in plastics and other organic matter, including unsaturated polyester, PVC, PVC plastic, etc., in polyurethane, polyamide, synthetic fibers, especially in the application of polyester, epoxy resin.