2-(2h-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol

Basic Information

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CAS Number

3147-75-9

Molecular Formula

C20H25N3O

Molecular Weight

323.44 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Basic Physical Properties

Melting Point

106-108 °C

Boiling Point

471.8°C at 760 mmHg

Density

1.1

Flash Point

239.2°C

Refractive Index

1.584

SMILES

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CC(C)(C)CC(C)(C)C1=CC(N2N=C3C=CC=CC3=N2)=C(O)C=C1

InChI

InChI=1S/C20H25N3O/c1-19(2,3)13-20(4,5)14-10-11-18(24)17(12-14)23-21-15-8-6-7-9-16(15)22-23/h6-12,24H,13H2,1-5H3

InChIKey

IYAZLDLPUNDVAG-UHFFFAOYSA-N

LogP

4.8399000000000045

Topological Polar Surface Area

50.94 Å²

Hydrogen Bond Donor/Acceptor

1 / 4

Complexity

417

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Synonyms & References

English

2-(2H-Benzo[d][1,2,3]triazol-2-yl)-4-(2,4,4-trimethylpentan-2-yl)phenol
Octrizole
2-benzotriazol-2-yl-4-(1,1,3,3-tetramethylbutyl)phenol
2-(2-Hydroxy-5-tert-octylphenyl)benzotriazole
UV-329
2-(2'-Hydroxy-5'-(1,1,3,3-tetramethylbutyl)phenyl)benzotriazole
Cyasorb 5411
Tinuvin 5411
Primesorb5411
2-(2'-Hydroxy-5'-tert-Octyl Phenyl)-Benzotriazolel
BHSORB-329
2-(2'-hydroxy-5-tert-octylphenyl) benzotriazole
2-(2'-HYDROXY-5'-TERT-OCTYLLPHENYL)BENZOTRIAZOLE
2-(2'-HYDROXY-5'-TERT-OCTYL PHENYL) BENZOTRIAZOLE
EUSORB 323
TINUVIN 329
UV absorber-329
2-(2H-Benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol
2-(2-Hydroxy-5-tert-octylphenyl)benzotriazole Standard
2-Benzotriazolyl-4-tert-octylphenol
Benzotriazole UV 329
Cyasorb UV 5411
ThasorbUv329
UV ABSORBER 329
UV Absorber UV-329
UV ABSORBERS 5411

MDL Number

MFCD00013338

Customs Code

2933990090

FAQ

What is 2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol (CAS: 3147-75-9)?

2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol (CAS: 3147-75-9) is a UV-absorbing compound with the chemical formula C19H23N3O. It combines a benzotriazole ring and a branched alkyl group to provide photostability and protection against ultraviolet radiation, making it valuable in applications requiring light resistance.

What are the main uses of 2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol (CAS: 3147-75-9)?

This compound is primarily used as a UV stabilizer in plastics, coatings, and sunscreens. Its applications extend to pharmaceuticals for protecting active ingredients from degradation and in research for studying photoprotective mechanisms. It also finds use in industrial materials to enhance durability under sunlight exposure.

Is 2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol (CAS: 3147-75-9) safe?

2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol (CAS: 3147-75-9) is generally considered safe when handled according to standard chemical safety protocols. It has low toxicity but should be used with protective measures like gloves and ventilation. Safety standards such as OSHA and REACH ensure its responsible application in various industries.

How should 2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol (CAS: 3147-75-9) be stored?

Store 2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol (CAS: 3147-75-9) in a cool, dry place below 25°C, away from light. Use airtight, dark-colored containers to maintain stability and prevent degradation. Avoid exposure to moisture and air to ensure long-term preservation of its chemical properties.