Title: Muzolimine
CAS Registry Number: 55294-15-0
CAS Name: 5-Amino-2-[1-(3,4-dichlorophenyl)ethyl]-2,4-dihydro-3
H-pyrazol-3-one
Synonyms: 3-amino-1-(3,4-dichloro-a-methylbenzyl)-2-pyrazolin-5-one
Manufacturers' Codes: Bay g 2821
Trademarks: Edrul (Bayer)
Molecular Formula: C11H11Cl2N3O
Molecular Weight: 272.13
Percent Composition: C 48.55%, H 4.07%, Cl 26.06%, N 15.44%, O 5.88%
Literature References: High-ceiling loop diuretic. Prepn: E. M?ller
et al., DE 2319278;
eidem, US 3957814 (1974, 1976 both to Bayer);
eidem, Experientia 33, 382 (1977).
In vitro effects: H. J. Kramer,
Pharmatherapeutica 1, 353 (1977). Mechanism of action: M. Mussche, N. Lameire,
Curr. Med. Res. Opin. 4, 462 (1977). Pharmacology: K. Meng
et al., ibid. 555. Pharmacokinetics: O. Broers
et al., Eur. J. Clin. Pharmacol. 15, 105 (1979);
eidem, Curr. Med. Res. Opin. 6, 431 (1980). Use in advanced renal disease: A. D. Canton
et al., Br. Med. J. 282, 595 (1981); P. Schmidt
et al., Eur. J. Clin. Pharmacol. 20, 23 (1981). Toxicological studies: D. Lorke, P. Mürmann,
Curr. Med. Res. Opin. 4, 716 (1977). Symposium on pharmacology, pharmacodynamics, toxicology, clinical studies:
Clin. Nephrol. 19, Suppl. 1, S1-S117 (1983).
Properties: Cryst from methanol, mp 127-129°. LD50 in mice, rats, dogs, rabbits (mg/kg): 1794, 1559, 2000, 1250 orally (Lorke, Mürmann).
Melting point: mp 127-129°
Toxicity data: LD50 in mice, rats, dogs, rabbits (mg/kg): 1794, 1559, 2000, 1250 orally (Lorke, Mürmann)
Therap-Cat: Diuretic; antihypertensive.
Keywords: Antihypertensive; Diuretic.
Status: This monograph has been retired and is no longer subject to revision or update.