Cefazedone CAS Registry Number: 56187-47-4 头孢西酮
CAS Name: (6R,7R)-7-[[(3,5-Dichloro-4-oxo-1(4H)-pyridinyl)acetyl]amino]-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Additional Names: 3-(5-methyl-1,3,4-thiadiazolyl-2-mercaptomethyl)-7-(3,5-dichloro-4-pyridon-1-ylacetamido)-3-cephem-4-carboxylic acidPercent Composition: C 39.42%, H 2.76%, Cl 12.93%, N 12.77%, O 14.59%, S 17.54%
📌 参考资料/链接：
Literature References: Semi-synthetic cephalosporin antibiotic. Prepn: R. Gerike et al., DE 2345402; eidem, US 4153693 (1975, 1979 both to E. Merck, W. Ger.). See also eidem, DE 2621011, DE 2626026, DE 2627204 (all 1977 to E. Merck, W. Ger.), C.A. 88, 5093, 105383, 121213 (1978). Series of articles on prepn, in vitro and in vivo activity, kinetics, pharmacology, toxicology, and clinical trials: Arzneim.-Forsch. 29, 361-462 (1979). Toxicity data: M. von Eberstein et al., ibid. 424.
📄 详细内容
Properties: Crystals from acetonitrile.
Derivative Type: Sodium salt
CAS Registry Number: 63521-15-3
Trademarks: Refosporin (Merck KGaA)
Percent Composition: C 37.90%, H 2.47%, Cl 12.43%, N 12.28%, Na 4.03%, O 14.02%, S 16.86%
Properties: LD50 in mice, rats, rabbits, dogs (mg/kg): 6800, 4225, 3200, 3000 i.v. (von Eberstein).
Toxicity data: LD50 in mice, rats, rabbits, dogs (mg/kg): 6800, 4225, 3200, 3000 i.v. (von Eberstein)
Therap-Cat: Antibacterial.
Keywords: Antibacterial (Antibiotics); ?Lactams; Cephalosporins.
产品链接: 56187-47-4››