Title: Amtolmetin Guacil
CAS Registry Number: 87344-06-7
CAS Name: N-[[1-Methyl-5-(4-methylbenzoyl)-1
H-pyrrol-2-yl]acetyl]glycine 2-methoxyphenyl ester
Synonyms: N-[(1-methyl-5-
p-toluoylpyrrol-2-yl)acetyl]glycine
o-methoxyphenyl ester; 1-methyl-5-
p-toluoylpyrrole-2-acetamidoacetic acid guaicil ester
Manufacturers' Codes: ST-679; MED-15
Trademarks: Eufans (Sigma-Tau)
Molecular Formula: C24H24N2O5
Molecular Weight: 420.46
Percent Composition: C 68.56%, H 5.75%, N 6.66%, O 19.03%
Literature References: Ester prodrug of tolmetin,
q.v. Prepn: A. Baglioni,
BE 896018;
idem, US 4578481 (1983, 1986 both to Sigma-Tau). Pharmacology: E. Arrigoni-Martelli,
Drugs Exp. Clin. Res. 16, 63 (1990); A. Caruso
et al., ibid. 18, 481 (1992). HPLC determn in plasma: A. Mancinelli
et al., J. Chromatogr. 553, 81 (1991). Series of articles on pharmacokinetics and clinical trials:
Clin. Ter. 142 (1 pt 2) 3-59 (1993).
Properties: Crystals from cyclohexane-benzene, mp 117-120°. Sol in common organic solvents. LD50 in male mice, rats (mg/kg): 1370, 1100 i.p.; >1500, 1450 orally (Baglioni).
Melting point: mp 117-120°
Toxicity data: LD50 in male mice, rats (mg/kg): 1370, 1100 i.p.; >1500, 1450 orally (Baglioni)
Therap-Cat: Analgesic; anti-inflammatory.
Keywords: Analgesic (Non-Narcotic); Anti-inflammatory (Nonsteroidal); Arylacetic Acid Derivatives.