Sulisobenzone

Structural formula
General
Non-proprietary name	Sulisobenzone
other names	5-benzoyl-4-hydroxy-2-methoxybenzenesulfonic acid BENZOPHENONE-4 ( INCI )
Molecular formula	C 14 H 12 O 6 S
Brief description	white solid
External identifiers / databases
CAS number 4065-45-6 EC number 223-772-2 ECHA InfoCard 100,021,612 PubChem 19988 ChemSpider 18829 DrugBank DB11185 Wikidata Q7636301
properties
Molar mass	308.31 g mol −1
Physical state	firmly
density	0.59 g cm −3 (26.4 ° C)
Melting point	145 ° C
boiling point	491 ° C
solubility	easily in water (313.7 g l −1 at 25 ° C)
safety instructions
GHS labeling of hazardous substances Caution H and P phrases H: 315-319-412 P: 305 + 351 + 338
Toxicological data	3530 mg kg −1 ( LD 50 ,  rat ,  oral )
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

Sulisobenzone (also benzophenone-4 ) is a chemical compound that, as a component of sun creams, protects the skin from UV-B and short-wave UV-A radiation .

The sodium salt , sulisobenzone sodium, is also known as BENZOPHENONE -5 (INCI).

Trade names

Uvinul MS40

Individual evidence

1. ↑ Entry on BENZOPHENONE-4 in the CosIng database of the EU Commission, accessed on December 28, 2019.
2. ↑ Data sheet 5-Benzoyl-4-hydroxy-2-methoxybenzenesulfonic acid, ≥97.0% (HPLC) from Sigma-Aldrich , accessed on June 30, 2014 ( PDF ).
3. ↑ ^{a b c d e} Entry on sulisobenzone in the GESTIS substance database of the IFA , accessed on January 8, 2020(JavaScript required) .
4. ↑ ^{a b} Entry on sulisobenzone in the ChemIDplus database of the United States National Library of Medicine (NLM) .
5. ↑ G. J. Nohynek, H. Schaefer: Benefit and risk of organic ultraviolet filters . In: Regul. Toxicol. Pharmacol. tape 33 , no. 3 , 2001, p. 285-299 , doi : 10.1006 / rtph.2001.1476 , PMID 11407932 .
6. ^ Skin cancer foundation: Understanding UVA and UVB .