
CAS 1000980-60-8
:Impureza A de Ceftazidima
- 2-Ceftazidime (>
- Ceftazidime EP Impurity A(2-Ceftazidime)
- Ceftazidime Impurity 1(Ceftazidime EP Impurity A)
- (2RS,6R,7R)-7-[[(2Z)-2-(2-AMINOTHIAZOL-4-YL)-2-[(1-CARBOXY-1-METHYLETHOXY)IMINO]ACETYL]AMINO]-8-OXO-3-[(1-PYRIDINIO)METHYL]-5-THIA-1-AZABICYCLO[4.2.0]OCT-3-ENE-2-CARBOXYLATE (Δ-2-CEFTAZIDIME)
- ?2-Ceftazidime (>80%)
- Ceftazidime impurity 1/Ceftazidime EP Impurity A/(2R,6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(((2-carboxypropan-2-yl)oxy)imino)acetamido)-8-oxo-3-(pyridin-1-ium-1-ylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylate
- Δ2-Ceftazidime
- CEFTAZIDIME IMPURITY A
- (6R,7R)-7-[2-(2-amino-4-thiazolyl)-2-(Z)-(2,2-dimethylacetoxyimino)acetamido]-3-[(pyridinium)methyl]-2-cephem-4-carboxylate
- (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(((2-carboxypropan-2-yl)oxy)imino)acetamido)-8-oxo-3-(pyridin-1-ium-1-ylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylate
- 1-[[(6R,7R)-7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-en-3-yl]methyl]pyridinium inner salt
- Ceftazidime EP Impurity A
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Ceftazidime δ-3-Isomer
CAS:Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds, nesoiFórmula:C22H22N6O7S2Forma y color:Yellow Off-White Crystalline PowderPeso molecular:546.58Ceftazidime EP Impurity A
CAS:Fórmula:C22H22N6O7S2Forma y color:White To Off-White SolidPeso molecular:546.57delta2-Ceftazidime (>80%)
CAS:Producto controladoImpurity Ceftazidime EP Impurity A
Stability Hygroscopic, Light Sensitive
Applications ∆2-Ceftazidime, 90% (Ceftazidime EP Impurity A) is a Ceftazidime isomer, an impurity of Ceftazidime (C244100).
References Vilanova, B., et al.: Helv. Chim. Acta, 76, 2789 (1993), Zhou, M., et al.: J. Pharm. Sci., 84, 534 (1995), Baertschi, S., et al.: Chemother. 8, 353 (1997), Porra, R., et al.: J. Pharm. Biomed. Anal., 18, 241 (1998),Fórmula:C22H22N6O7S2Pureza:>80%Forma y color:White To BrownPeso molecular:546.58∆2-Ceftazidime
CAS:∆2-Ceftazidime is a semisynthetic broad-spectrum antibiotic. It is active against most Gram-negative bacteria, including Pseudomonas aeruginosa, Escherichia coli, and Klebsiella pneumoniae. ∆2-Ceftazidime exerts its bactericidal effect by binding to penicillin-binding proteins in the bacterial cell wall and inhibiting cell wall synthesis. This drug also has been shown to inhibit ion channels in mammalian cells that are activated by peptides, such as glutamate receptors and ligand-gated ion channels. ∆2-Ceftazidime has also been used as a research tool for studying protein interactions with antibodies or other ligands.
Fórmula:C22H22N6O7S2Pureza:Min. 95%Peso molecular:546.6 g/mol





