[CAS NO. 72558-82-8]  Ceftazidime

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PRODUCTS SPECIFICATIONS [72558-82-8]

Catalog
HY-B0593
Brand
MCE
CAS
72558-82-8

DESCRIPTION [72558-82-8]

Overview

MDLMFCD00072034
Molecular Weight546.58
Molecular FormulaC22H22N6O7S2
SMILESO=C1[C@@H](NC(/C(C2=CSC(N)=N2)=N\OC(C)(C(O)=O)C)=O)[C@@]3([H])SCC(C[N+]4=CC=CC=C4)=C(C([O-])=O)N13

For research use only. We do not sell to patients.


Summary

Ceftazidime (GR20263), an antibiotic , has a broad spectrum activity against Gram-positive and Gram-negative aerobic bacteria. Ceftazidime is also active against Enterobacteriaceae (including β-lactamase-positive strains) and is resistant to hydrolysis by most β-lactamases [1] .


In Vitro

Ceftazidime (0-8 µg/mL approximately, 24 h) displays antibacterial and anti-biofilm activities against P. aeruginosa strains [2] .
Ceftazidime (0-40 µg/mL approximately, 18-20 h) has inhibitory activities against S. maltophilia isolates [3] .

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

Cell Viability Assay [2]

Cell Line: P. aeruginosa strains (PAO1, PA1, PA2)
Concentration: 0-8 µg/mL approximately
Incubation Time: 24 h
Result: Displayed antibacterial and anti-biofilm activities with MIC values of 2-4 µg/mL.

In Vivo

Ceftazidime (2 h infusion of injection, 2 000 mg, every 8 h for 24 h) moderately reduces bacterial density in a murine thigh infection model [4] .

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

Animal Model: Murine thigh infection model [4]
Dosage: 2000 mg
Administration: 2 h infusion of injection, every 8 h for 24 h.
Result: Reduced bacterial density against the isogenic NDM (New Delhi metallo-β-lactamase) strain.

Clinical Trial

NCT Number Sponsor Condition Start Date Phase
NCT01785641 Chulalongkorn University
Peritonitis
December 2012 Not Applicable
NCT00210899 Basilea Pharmaceutica
Skin Diseases, Infectious|Skin Diseases, Bacterial|Staphylococcal Skin Infections
September 2005 Phase 3
NCT01455246 University of Padova
Cirrhosis|Ascites|Nosocomial Spontaneous Bacterial Peritonitis
October 2010 Phase 2|Phase 3

Appearance

Solid


Shipping

Room temperature in continental US; may vary elsewhere.


Storage

4°C, protect from light

* In solvent : -80°C, 6 months; -20°C, 1 month (protect from light)


Solvent & Solubility

In Vitro:

H 2 O : 100 mg/mL ( 182.96 mM ; Need ultrasonic)

DMSO : 25 mg/mL ( 45.74 mM ; ultrasonic and warming and heat to 80°C)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 1.8296 mL 9.1478 mL 18.2956 mL
5 mM 0.3659 mL 1.8296 mL 3.6591 mL
10 mM 0.1830 mL 0.9148 mL 1.8296 mL
* Please refer to the solubility information to select the appropriate solvent.
In Vivo:
  • 1.

    Add each solvent one by one: PBS

    Solubility: 100 mg/mL (182.96 mM); Clear solution; Need ultrasonic

  • 2.

    Add each solvent one by one: 10% DMSO >> 40% PEG300 >> 5% Tween-80 >> 45% saline

    Solubility: ≥ 2.08 mg/mL (3.81 mM); Clear solution

  • 3.

    Add each solvent one by one: 10% DMSO >> 90% (20% SBE-β-CD in saline)

    Solubility: ≥ 2.08 mg/mL (3.81 mM); Clear solution

  • 4.

    Add each solvent one by one: 10% DMSO >> 90% corn oil

    Solubility: ≥ 2.08 mg/mL (3.81 mM); Clear solution

* All of the co-solvents are available by MCE.


Synonyms

Pyridinium, 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-2-en-3-yl]methyl]-, inner salt
Pyridinium, 1-[[7-[[(2-amino-4-thiazolyl)[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-, hydroxide, inner salt, [6R-[6α,7β(Z)]]-
Pyridinium, 1-[[(6R,7R)-7-[[(2Z)-(2-amino-4-thiazolyl)[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-, inner salt
GR 20263
Ceftazidime
Fortaz
Modacin
Fortum
Biotum
(6R,7R)-7-[(Z)-2-(Aminothiazol-4-yl)-2-(2-carboxypropoxyimino)acetamido]-3-(1-pyridiniummethyl)ceph-3-em-4-carboxylate
Tazidime
Tazicef
Ceftazidine
Ceftacidin
Fortam
Tazid
Tizime
Cefazid
Zidim
Solvetan