Title: Salsalate
CAS Registry Number: 552-94-3
CAS Name: 2-Hydroxybenzoic acid 2-carboxyphenyl ester
Synonyms: disalicylic acid; salicylic acid bimolecular ester; salicyloxysalicylic acid; salicylsalicylic acid
Manufacturers' Codes: NSC-49171
Trademarks: Disalcid (3M); Disalgesic (3M); Mono-Gesic (Central); Salflex (Carnrick)
Molecular Formula: C14H10O5
Molecular Weight: 258.23
Percent Composition: C 65.12%, H 3.90%, O 30.98%
Literature References: Nonacetylated aspirin analog. Prepn:
DE 211403 and
DE 214044 (1909, both to Boehringer, Mann.),
Frdl. 9, 928 and
C.A. 4, 368 (1910); W. Baker
et al., J. Chem. Soc. 1951, 201. Metabolism: S. M. Dromgoole
et al., J. Pharm. Sci. 73, 1657 (1984). Clinical evaluation in arthritis: T. C. McPherson,
Clin. Ther. 6, 388 (1984). Mechanism of action studies: C. A. Divincenzo, F. R. Venezio,
Curr. Ther. Res. 42, 720 (1987). HPLC determn in plasma and urine: L. I. Harrison
et al., J. Pharm. Sci. 69, 1268 (1980). Review of chemistry, pharmacokinetics, safety and clinical efficacy: P. T. Singleton,
Clin. Ther. 3, 80-102 (1980).
Properties: Crystals from benzene. mp 148-149°. Practically insol in water but gradually hydrolyzed by it into 2 mols of salicylic acid. Sol in alc, ether; sparingly sol in benzene.
Melting point: mp 148-149°
Therap-Cat: Analgesic, anti-inflammatory.
Keywords: Analgesic (Non-Narcotic); Anti-inflammatory (Nonsteroidal); Salicylic Acid Derivatives.