Sulisobenzone

Sulisobenzone[1]
Skeletal formula of sulisobenzone
Ball-and-stick model of the sulisobenzone molecule
Names
Preferred IUPAC name
5-Benzoyl-4-hydroxy-2-methoxybenzene-1-sulfonic acid
Other names
Benzophenone-4
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.021.612 Edit this at Wikidata
KEGG
UNII
  • InChI=1S/C14H12O6S/c1-20-12-8-11(15)10(7-13(12)21(17,18)19)14(16)9-5-3-2-4-6-9/h2-8,15H,1H3,(H,17,18,19) checkY
    Key: CXVGEDCSTKKODG-UHFFFAOYSA-N checkY
  • InChI=1/C14H12O6S/c1-20-12-8-11(15)10(7-13(12)21(17,18)19)14(16)9-5-3-2-4-6-9/h2-8,15H,1H3,(H,17,18,19)
    Key: CXVGEDCSTKKODG-UHFFFAOYAQ
  • O=S(=O)(O)c1cc(c(O)cc1OC)C(=O)c2ccccc2
Properties
C14H12O6S
Molar mass 308.31 g/mol
Appearance Light-tan powder
Melting point 145 °C (293 °F; 418 K)
1 g per 4 mL
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
checkY verify (what is checkY☒N ?)

Sulisobenzone (benzophenone-4) is an ingredient in some sunscreens which protects the skin from damage by UVB and UVA ultraviolet light.[2][3]

Its sodium salt, sulisobenzone sodium, is also referred to as benzophenone-5.

  1. ^ Merck Index, 11th Edition, 8963.
  2. ^ Nohynek GJ, Schaefer H (June 2001). "Benefit and risk of organic ultraviolet filters". Regul. Toxicol. Pharmacol. 33 (3): 285–99. doi:10.1006/rtph.2001.1476. PMID 11407932.
  3. ^ Skin cancer foundation: Understanding UVA and UVB