C21H26O3
326.4 g/mol
Industrial ChemicalWarning
Octabenzone
CAS1843-05-6EC217-421-2
Category
Industrial Chemical
Compound Class
Aromatic
Primary Use
UV absorber and photostabilizer for plastics
Octabenzone is a benzophenone-type UV absorber widely used to protect plastic materials from degradation caused by ultraviolet light. It functions as a photostabilizer by absorbing UV radiation and dissipating the energy harmlessly.
Ultraviolet stabilizer for polyethylenePhotostabilizer for plastics and polymersUV absorber in inks, coatings, adhesives, and sealants
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
ReferenceSame Category
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chemical intermediate for dyes and agrochemicals
ReferenceSame Category
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Industrial chemical precursor
ReferenceSame Category
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CAS1852-04-6
corrosion inhibitor and lubricating agent
ReferenceSame Category
Tri(2-ethylhexyl)amine
CAS1860-26-0
Additive in powder coatings
Safety Reference
Warning
H317May cause an allergic skin reaction
H412Harmful to aquatic life with long lasting effects
H413May cause long lasting harmful effects to aquatic life
Customs Tariff Classification
The international HS code for Octabenzone (CAS 1843-05-6) is 2914.50.
HS code (international, 6-digit)
2914.50
EU CN code (8-digit)
2914 50 00
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-hydroxy-4-octoxyphenyl)-phenylmethanone
InChIKey
QUAMTGJKVDWJEQ-UHFFFAOYSA-N
SMILES
CCCCCCCCOC1=CC(=C(C=C1)C(=O)C2=CC=CC=C2)O
Synonyms (60)
- Octabenzona [INN-Spanish]
- Octabenzone (USAN)
- Octabenzonum [INN-Latin]
- 2-Benzoyl-5-(octyloxy)phenol
- Aduvex 248
- Advastab 46
- AntiUV P
- BENZON 00
- Benzon OO
- Benzophenone-12
- Biosorb 130
- Carstab 700
- Chimassorb 81
- Cyasorb UV 531
- Hostavin ARO 8
- Lowilite 22
- Mark 1413
- Octabenzon
- Octabenzona
- Octabenzone
- Octabenzonum
- Rhodialux P
- Sanduvor 3035
- Seikalizer E
- Specta-srob UV 531
- SpectraSorb UV 531
- Sumisorb 130
- UF 4
- UV 1
- UV 1 (ultraviolet absorber)
- UV 1 (ultroviolet absorber)
- UV 531
- UV Absorber HOB
- UVA 1
- Uvinul 408
- Uvinul M 408
- Viosorb 130
- Zislizer E
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