Basic

CAS No.	3864-99-1
Product Name	2,4-Di-tert-butyl-6-(5-chloro-2H-benzotriazol-2-yl)phenol
Synonyms	2,4-di-tert-butyl-6-(5-chlorobenzotriazol-2-yl)phenol; Ultraviolet Absorbent UV-327; Dibutylhydroxyphenylchlorobenzotriazole; 2-(3,5-Di-tert-butyl-2-hydroxyphenyl)-5-chloro-2H-benzotriazole; UV-327; 2-(2'-Hydroxy-3',5'-di-tert-butylphenyl)-5-chlorobenzotriazole; 2-(2'-Hydroxy-3',5'-di-tert-Butyl Phenyl)-5-Chloro Benzotriazole; BHSORB-327; UV absorber-327; UV absorber UV-327; Ultraviolet absorberUV-327; 4,6-Di-tert-butyl-2-(5-chloro-2H-benzotriazol-2-yl)-phenol; UV 327; 2-(2'-Hydroxy-3',5'-di-t-butylphenyl)-5-chlorobenzotriazole; Chloro(Di-Tert-Butyl-HydroxyPhenyl)-Benzotriazole
Molecular Formula	C20H24ClN3O
Molecular Weight	357.8771

Physical property

Density	1.18g/cm3
Melting point	150-158℃
Boiling point	469.2°C at 760 mmHg
Flash point	237.6°C
Refractive index	1.596

Hazard Symbols	Xi:Irritant;
Risk Codes	R36/37/38:;
Safety Description	S26:; S36:;