Title: Meclofenamic Acid
CAS Registry Number: 644-62-2
CAS Name: 2-[(2,6-Dichloro-3-methylphenyl)amino]benzoic acid
Synonyms: N-(2,6-dichloro-
m-tolyl)anthranilic acid; meclophenamic acid
Manufacturers' Codes: CI-583; INF-4668
Trademarks: Arquel (Parke-Davis)
Molecular Formula: C14H11Cl2NO2
Molecular Weight: 296.15
Percent Composition: C 56.78%, H 3.74%, Cl 23.94%, N 4.73%, O 10.80%
Literature References: Prepn: Scherrer, Short,
DE 1149015 C.A. 61, 1801d (1964) and
US 3313848 (1963, 1967 to Parke, Davis); Juby
et al., J. Med. Chem. 11, 111 (1968). Pharmacology and toxicology: Winder
et al., J. Pharmacol. Exp. Ther. 148, 422 (1965); Winder,
Ann. Phys. Med. 1966, 7; Kaump,
ibid. 16. Series of articles on structure-activity relationships, mechanism of action, clinical studies:
Arzneim.-Forsch. 33, 619-680 (1983). Effect on prostaglandin E receptor binding: M. C. P. Rees
et al., Lancet 2, 541 (1988).
Properties: White crystals from acetone-water, mp 257-259°; also reported as mp 248-250°. Soly (mg/ml): water 0.03; 0.1
N NaOH 28. pH of satd aq soln: ~6.9.
Melting point: mp 257-259°; mp 248-250°
Derivative Type: Sodium salt monohydrate
Trademarks: Lenidolor (Menarini); Meclodol (Parke-Davis); Meclomen (Parke-Davis); Movens (Inverni)
Molecular Formula: C14H10Cl2NNaO2.H2O
Molecular Weight: 336.15
Percent Composition: C 50.02%, H 3.60%, Cl 21.09%, N 4.17%, Na 6.84%, O 14.28%
Properties: mp 289-291°. Soly in water: 15 mg/ml (slightly turbid). pH 8.7.
Melting point: mp 289-291°
Therap-Cat: Anti-inflammatory; antipyretic.
Therap-Cat-Vet: Anti-inflammatory.
Keywords: Anti-inflammatory (Nonsteroidal); Aminoarylcarboxylic Acid Derivatives; Antipyretic.