Names | |
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Preferred IUPAC name
[2-Hydroxy-4-(octyloxy)phenyl](phenyl)methanone | |
Other names
Benzophenone-12, Spectra-Sorb UV 531, MPI Milestab 81
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Identifiers | |
CAS Number
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3D model (JSmol)
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ChemSpider |
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ECHA InfoCard | 100.015.838 |
KEGG |
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MeSH | (2-hydroxy-4-(octyloxy)phenyl)phenylmethanone |
PubChem CID
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UNII |
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CompTox Dashboard (EPA)
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InChI
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SMILES
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Properties | |
Chemical formula
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C21H26O3 |
Molar mass | 326.429 g/mol |
Appearance | Light Yellow to Colourless Solid |
Melting point | 47–49 °C (117–120 °F; 320–322 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references
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Octabenzone (Spectra-Sorb UV 531, MPI Milestab 81) is a UV absorber/screener. It is used to protect polymers (e.g., polyethylene, polypropylene, polyvinylchloride) against damage by UV light.