2-(2H-Benzotriazol-2-yl)-4-methylphenol

Basic Information

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CAS Number

2440-22-4

Molecular Formula

C13H11N3O

Molecular Weight

225.25 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Basic Physical Properties

Melting Point

125.5-129.5 °C

Boiling Point

bp10 225°

Flash Point

54°C

Refractive Index

1.5600 (estimate)

SMILES

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CC1=CC(N2N=C3C=CC=CC3=N2)=C(O)C=C1

InChI

InChI=1S/C13H11N3O/c1-9-6-7-13(17)12(8-9)16-14-10-4-2-3-5-11(10)15-16/h2-8,17H,1H3

InChIKey

MCPKSFINULVDNX-UHFFFAOYSA-N

LogP

2.43452

Topological Polar Surface Area

50.94 Å²

Hydrogen Bond Donor/Acceptor

1 / 4

Complexity

259

Safety Information

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Hazard Statement

H317 May cause an allergic skin reaction
Sensitization, Skin

H320 Causes eye irritation
Serious eye damage/eye irritation

Synonyms & References

English

2-(2H-Benzo[d][1,2,3]triazol-2-yl)-4-methylphenol
2-(2-Benzotriazolyl)-p-cresol
UV-P
2-(2-Benzotriazolyl)-4-methylphenol
2-(2-Hydroxy-5-methyl-phenyl)benzotriazole
Drometrizole
Benazol P
Tinuvin P
PrimesorbP
Benzotriazole
Ultraviolet absorber UV-P
UV absorber-P
2-(2-Hydroxy-5-methylphenyl)benzotriazole
2-(2H-Benzotriazol-2-yl)-p-cresol
ASTM D6042-96 Internal Std Mix
Tinuvin? PED
2-(2H-Benzotriazol-2-yl)-p-creso
2-(2H-Benzotriazol-2-yl)-4-methylphenol
2-(2-Hydroxy-5-methylphenyl)-2H-benzotriazole
2-(2'-Hydroxy-5'-methylphenyl)benzotriazole
2-Benzotriazolyl-4-methylphenol
Lowilite 55
NSC 91885
p-Cresol, 2-(2H-benzotriazol-2-yl)-
Phenol, 2-(2H-benzotriazol-2-yl)-4-methyl-
Porex P
Tin P
Topanex 100BT
UV Absorber-1
Uvazol P
UV-stabilizer； UVP

MDL Number

MFCD00022903

FAQ

What is 2-(2H-Benzotriazol-2-yl)-4-methylphenol (CAS: 2440-22-4)?

2-(2H-Benzotriazol-2-yl)-4-methylphenol (CAS: 2440-22-4) is a chemical compound with the formula C14H12N2O. It is a solid at room temperature, known for its UV-absorbing properties and use as a photostabilizer. This compound belongs to the benzotriazole family and is commonly applied in sunscreen and polymer protection formulations due to its ability to neutralize free radicals and prevent degradation from sunlight.

What are the main uses of 2-(2H-Benzotriazol-2-yl)-4-methylphenol (CAS: 2440-22-4)?

2-(2H-Benzotriazol-2-yl)-4-methylphenol (CAS: 2440-22-4) is primarily used as a UV absorber in pharmaceuticals, cosmetics, and industrial applications. It is incorporated into sunscreen products to protect against UV radiation, serves as a photostabilizer in polymer materials, and is utilized in research for developing light-sensitive compounds. Additionally, it finds use in food packaging to extend shelf life by preventing light-induced spoilage.

Is 2-(2H-Benzotriazol-2-yl)-4-methylphenol (CAS: 2440-22-4) safe?

2-(2H-Benzotriazol-2-yl)-4-methylphenol (CAS: 2440-22-4) is generally considered safe when used in recommended concentrations and proper handling conditions. It has low toxicity and is approved for use in food packaging by regulatory agencies. However, direct skin contact or inhalation should be avoided, and protective gloves, goggles, and ventilation are recommended during handling. Safety standards ensure its compliance in applications like sunscreen and industrial coatings.

How should 2-(2H-Benzotriazol-2-yl)-4-methylphenol (CAS: 2440-22-4) be stored?

2-(2H-Benzotriazol-2-yl)-4-methylphenol (CAS: 2440-22-4) should be stored in a cool, dry place (ideally below 25°C), away from direct light, and in airtight containers to prevent moisture and contamination. It is stable under these conditions but may degrade if exposed to high temperatures or humidity. Proper storage ensures its effectiveness as a UV absorber and maintains chemical integrity for industrial and research use.