8983. Sulisobenzone

Nomenclature

CAS number: 4065-45-6
5-Benzoyl-4-hydroxy-2-methoxybenzenesulfonic acid; 3-benzoyl-4-hydroxy-6-methoxybenzenesulfonic acid; 2-benzoyl-5-methoxy-1-phenol-4-sulfonic acid; 2-hydroxy-4-methoxybenzophenone-5-sulfonic acid; benzophenone-4; NSC-60584; Spectra-Sorb UV 284 (Am. Cyanamid); Sungard (Miles); Uval (Dorsey); Uvinul MS-40 (BASF).
C14H12O6S; mol wt 308.31.
C 54.54%, H 3.92%, O 31.14%, S 10.40%.

Description and references

Prepn: A. J. Cofrancesco, GB 1136525 (1968 to GAF). Activity: J. M. Knox et al., J. Invest. Dermatol. 34, 51 (1960).

Chemical structure

Properties

Light-tan powder, mp 145°. 1 g dissolves in 2 ml methanol, 3.3 ml alc, 4 ml water, 100 ml ethyl acetate.

Use

Ultraviolet absorber for leather and textile fibers; in cosmetics and shampoos.

Therapeutic Category

Ultraviolet screen.

Keywords

Ultraviolet Screen