Sulisobenzone
Title: Sulisobenzone
CAS Registry Number: 4065-45-6
CAS Name: 5-Benzoyl-4-hydroxy-2-methoxybenzenesulfonic acid
Additional Names: 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
Manufacturers' Codes: NSC-60584
Trademarks: Spectra-Sorb UV 284 (Am. Cyanamid); Sungard (Miles); Uval (Dorsey); Uvinul MS-40 (BASF)
Molecular Formula: C14H12O6S
Molecular Weight: 308.31
Percent Composition: C 54.54%, H 3.92%, O 31.14%, S 10.40%
Literature References: Prepn: A. J. Cofrancesco, GB 1136525 (1968 to GAF). Activity: J. M. Knox et al., J. Invest. Dermatol. 34, 51 (1960).
Properties: Light-tan powder, mp 145°. 1 g dissolves in 2 ml methanol, 3.3 ml alc, 4 ml water, 100 ml ethyl acetate.
Melting point: mp 145°
Use: Ultraviolet absorber for leather and textile fibers; in cosmetics and shampoos.
Therap-Cat: Ultraviolet screen.
Keywords: Ultraviolet Screen.

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