2-(3,5-Di-<i>tert</i>-amyl-2-hydroxyphenyl)benzotriazole , >98.0% , 25973-55-1

Synonym(s):
2-(2H -Benzotriazol-2-yl)-4,6-bis(1,1-dimethylpropyl)phenol;2-(2-Hydroxy-3,5-di-tert -amylphenyl)-2H -benzotriazole;2-(3′,5′-Di-tert -amyl-2′-hydroxyphenyl)benzotriazole;2-(3,5-Di-tert -amyl-2-hydroxyphenyl)-2H -benzotriazole;2-[2-Hydroxy-3,5-bis(1,1-dimethylpropyl)phenyl]-2H -benzotriazole

CAS NO.：25973-55-1

Empirical Formula: C22H29N3O

Molecular Weight: 351.49

MDL number: MFCD00134707

EINECS: 247-384-8

PRODUCT Properties

• Melting point: 80-83°C
• Boiling point: 469.1±55.0 °C(Predicted)
• Density: 1.08±0.1 g/cm3(Predicted)
• vapor pressure: 0Pa at 20℃
• storage temp.: -20°C Freezer
• solubility: DMSO (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly, Sonicated)
• form: Solid
• pka: 8.85±0.50(Predicted)
• color: Off-White to Pale Yellow
• InChI: InChI=1S/C22H29N3O/c1-7-21(3,4)15-13-16(22(5,6)8-2)20(26)19(14-15)25-23-17-11-9-10-12-18(17)24-25/h9-14,26H,7-8H2,1-6H3
• InChIKey: ZMWRRFHBXARRRT-UHFFFAOYSA-N
• SMILES: C1(O)=C(C(C)(C)CC)C=C(C(C)(C)CC)C=C1N1N=C2C=CC=CC2=N1
• LogP: 7.3 at 25℃
• CAS DataBase Reference: 25973-55-1(CAS DataBase Reference)
• EPA Substance Registry System: 2-(2H-Benzotriazol-2-yl)-4,6-di-tert-pentylphenol (25973-55-1)

Description and Uses

UV-328 (2-(2H-Benzotriazol-2-yl)-4,6-ditertpentylphenol) is a chemical compound that belongs to the phenolic benzotriazoles. It is a UV filter that is used as an antioxidant for plastics.

2-(2H-Benzotriazol-2-yl)-4,6-di-tert-pentylphenol is an ultraviolet light absorber (UVA) of the hydroxyphenylbenzotriazole class, which imparts outstanding light stability to plastics and other organic substrates.

Safety

• Symbol(GHS): GHS08
• Signal word: Warning
• Hazard statements: H373-H413
• Precautionary statements: P273-P314
• Hazard Codes: Xi,Xn
• Risk Statements: 36/37/38-53-48/22
• Safety Statements: 26-36-61-22-53
• WGK Germany: 2
• HS Code: 2933.99.8290
• Hazardous Substances Data: 25973-55-1(Hazardous Substances Data)