Avobenzone

Avobenzone
Skeletal formula of avobenzone
Space-filling model of the avobenzone molecule
Names
Preferred IUPAC name
3-(4-tert-Butylphenyl)-1-(4-methoxyphenyl)propane-1,3-dione
Other names
butylmethoxydibenzoylmethane; 4-tert-butyl-4'-methoxydibenzoylmethane
Identifiers
3D model (JSmol)
ChEMBL
ChemSpider
ECHA InfoCard 100.067.779 Edit this at Wikidata
EC Number
  • 274-581-6
KEGG
UNII
  • InChI=1S/C20H22O3/c1-20(2,3)16-9-5-14(6-10-16)18(21)13-19(22)15-7-11-17(23-4)12-8-15/h5-12H,13H2,1-4H3 checkY
    Key: XNEFYCZVKIDDMS-UHFFFAOYSA-N checkY
  • InChI=1/C20H22O3/c1-20(2,3)16-9-5-14(6-10-16)18(21)13-19(22)15-7-11-17(23-4)12-8-15/h5-12H,13H2,1-4H3
    Key: XNEFYCZVKIDDMS-UHFFFAOYAG
  • O=C(c1ccc(cc1)C(C)(C)C)CC(=O)c2ccc(OC)cc2
Properties
C20H22O3
Molar mass 310.39 g/mol
Appearance colorless crystal
Supplementary data page
Avobenzone (data page)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Avobenzone (trade names Parsol 1789, Milestab 1789, Eusolex 9020, Escalol 517, Neo Heliopan 357 and others, INCI Butyl Methoxydibenzoylmethane) is an organic molecule and an oil-soluble ingredient used in sunscreen products to absorb the full spectrum of UVA rays.