535753

2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol

powder

• Synonym(e): 2-(2-Hydroxy-3,5-di-α-cumylphenyl)-2H -benzotriazole, 2-(2-Hydroxy-3,5-dicumyl)benzotriazole, 2-(2H -Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol, 2-(2H -Benzotriazol-2-yl)-4,6-bis(1-methyl-l-phenylethyl)phenol, 2-(3′,5′-Bis(α,α-dimethylbenzyl)-2′-hydroxyphenyl)benzotriazole, 2-(Benzotriazol-2-yl)-4,6-bis(2-phenylpropan-2-yl)phenol, 2-[2-Hydroxy-3,5-bis(α,α-dimethylbenzyl)phenyl]-2H -benzotriazole
• Empirische Formel (Hill-System): C₃₀H₂₉N₃O
• CAS-Nummer: 70321-86-7
• Molekulargewicht: 447.57
• EG-Nummer: 274-570-6
• MDL-Nummer: MFCD00134705
• UNSPSC-Code: 12162002
• PubChem Substanz-ID: 24878100
• NACRES: NA.23

Eigenschaften

• Form: powder
• Qualitätsniveau: 100
• Verlust: 1.0 wt. % volatility, 264°C
• mp (Schmelzpunkt): 139-143 °C (lit.)
• Löslichkeit: H₂O: insoluble <0.04 ppm at 20 °C; toluene: 20 wt. % at 20 °C; methylene chloride: 34 wt. % at 20 °C; chloroform: 35 wt. % at 20 °C
• SMILES String: CC(C)(c1ccccc1)c2cc(c(O)c(c2)C(C)(C)c3ccccc3)-n4nc5ccccc5n4
• InChI: 1S/C30H29N3O/c1-29(2,21-13-7-5-8-14-21)23-19-24(30(3,4)22-15-9-6-10-16-22)28(34)27(20-23)33-31-25-17-11-12-18-26(25)32-33/h5-20,34H,1-4H3
• InChIKey: OLFNXLXEGXRUOI-UHFFFAOYSA-N

Beschreibung

Anwendung

Low volatile benzotriazole UV light absorber and stabilizer.
Imparts outstanding light stability for polymers processed at high temperatures such as polycarbonate, polyesters, polyacetal, polyamides, polyphenylene sulfide, polyphenylene oxide, aromatic copolymers, thermoplastic polyurethane and polyurethane fibers also highly effective for polyvinylchloride, styrene homo- and copolymers.

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 1
• Flammpunkt (°F): 383.0 °F - closed cup
• Flammpunkt (°C): 195 °C - closed cup
• Persönliche Schutzausrüstung: dust mask type N95 (US), Eyeshields, Gloves