C17H18ClN3O
315.8 g/mol
Industrial Chemical
Tinuvin
CAS3896-11-5EC223-445-4
Category
Industrial Chemical
Compound Class
Aromatic
Primary Use
UV stabilizer for plastics
Bumetrizole, also known as Tinuvin, is a chemical compound used primarily as a UV stabilizer in plastic materials. It helps protect plastics from degradation caused by ultraviolet light exposure, enhancing their durability and lifespan.
UV stabilizer for plastics at typical concentrations of 0.3–1.0%Component in cosmetics productsPhotosensitive chemicals and finishing agents
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
SimilarStructure SimilarSimilarity 0.77
2,4-di-tert-butyl-6-(5-chloro-2H-benzotriazol-2-yl)phenol
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ReferenceSame Category
Hexafluorobenzene
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Solvent for chemical synthesis and NMR
ReferenceSame Category
2-Bromobenzotrifluoride
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Chemical intermediate for synthesis
ReferenceSame Category
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CAS392-85-8
Chemical intermediate for organic synthesis
Safety Reference
H413May cause long lasting harmful effects to aquatic life
Regulatory Compliance1
- EU REACH SVHCEURegulation
Customs Tariff Classification
The international HS code for Tinuvin (CAS 3896-11-5) is 2933.99.
HS code (international, 6-digit)
2933.99
EU CN code (8-digit)
2933 99 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
2-tert-butyl-6-(5-chlorobenzotriazol-2-yl)-4-methylphenol
InChIKey
OCWYEMOEOGEQAN-UHFFFAOYSA-N
SMILES
CC1=CC(=C(C(=C1)N2N=C3C=CC(=CC3=N2)Cl)O)C(C)(C)C
Synonyms (31)
- UV-326
- Bumetrizol [INN-Spanish]
- Bumetrizole (USAN/INN)
- Bumetrizolum [INN-Latin]
- Benazol PBKh
- Bumetrizol
- Bumetrizolum
- Lowitite 26
- Tinuvin
- Tinuvin 326
- UV Absorber-6
- UV-326 (bumetrizole)
- Uvazol 236
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