UV-326 3896-11-5

Category :	Catalyst and Auxiliary
CAS NO :	3896-11-5
EC NO :	223-445-4
MF :	C₁₇H₁₈ClN₃O
MW :	315.7973
Packing :	Net 25kg cartons with inner plastic bag.
Product description :	a) Appearance: slightly yellowish powder b) Melting Point: 137~142°C c) Content(HPLC): 99% Min. d) Transmittance:460nm≥95% 500nm≥97% e) Ash:0.1% Max. f) Loss on drying:0.5% Max. UV-326 is a benzotriazole type UV absorber. It has a high absorption in the wavelength of 290~400nm. It is also efficient for the light stabilization of polyvinyl chloride, unsaturated polyurethane, polystyrene,polycarbonate,coatings and lacquers.
Synonyms :	UV-326;2-(5-Chloro-2H-benzotriazol-2-yl)-6-tert-butyl-p-cresol(OH=1);Ultraviolet absorbent UV-326;UV 326;Bumetrizole;2-(2'-Hydroxy-3'-t-butyl-5'-methylphenyl)-5-chlorobenzotriazole;
Molecular Structure :

UV-326

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