Title: Nimesulide
CAS Registry Number: 51803-78-2
CAS Name: N-(4-Nitro-2-phenoxyphenyl)methanesulfonamide
Synonyms: 4-nitro-2-phenoxymethanesulfonanilide
Manufacturers' Codes: R-805
Trademarks: Aulin (Boehringer, Mann.); Fansidol (Brocchieri); Flogovital (Bago); Mesulid (LPB); Nide (Ibirn); Nidol (Tosi); Nisulid (Wyeth)
Molecular Formula: C13H12N2O5S
Molecular Weight: 308.31
Percent Composition: C 50.64%, H 3.92%, N 9.09%, O 25.95%, S 10.40%
Literature References: Prostaglandin synthetase and platelet aggregation inhibitor. Prepn and anti-inflammatory activity:
BE 801812; G. G. I. Moore, J. K. Harrington,
US 3840597 (both 1974 to Riker). Activity, comparison with other non-steroidal anti-inflammatories: K. F. Swingle
et al., Arch. Int. Pharmacodyn. Ther. 221, 132 (1976). Mechanism of action: R. L. Vigdahl, R. H. Tukey,
Biochem. Pharmacol. 26, 307 (1977). Chromatographic determn in plasma: S. F. Chang
et al., J. Pharm. Sci. 66, 1700 (1977). Pharmacology: K. F. Swingle, G. G. I. Moore,
Drugs Exp. Clin. Res. 10, 587 (1984). Clinical trials in rheumatic disorders: R. Weissenbach,
J. Int. Med. Res. 9, 349 (1981); in osteoarthritis: M. Reiner,
ibid. 10, 92 (1982); in acute inflammation: J. M. Pais, F. M. Rosteiro,
ibid. 11, 149 (1983); C. Milvio,
ibid. 12, 327 (1984); M. E. Nouri,
Clin. Ther. 6, 142 (1984).
Properties: Light tan crystals from ethanol, mp 143-144.5°. LD50 orally in rats: 324 mg/kg (Swingle, Moore).
Melting point: mp 143-144.5°
Toxicity data: LD50 orally in rats: 324 mg/kg (Swingle, Moore)
Therap-Cat: Anti-inflammatory.
Therap-Cat-Vet: Anti-inflammatory.
Keywords: Anti-inflammatory (Nonsteroidal).