Ceftazidime Impurity 28 CAS 50382-11-1
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 50382-11-1 |
| Molecular Formula | C6H8ClNO4 |
| Molecular Weight | 193.59 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Ceftazidime Impurity 28 (CAS 50382-11-1) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C6H8ClNO4. Molecular weight: 193.59 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C6H8ClNO4 |
| Molecular Weight | 193.59 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | >90% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1971 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Ceftazidime Standards
- Ceftazidime Impurity 83 (CAS CATO-C4X-121283)
- Ceftazidime Impurity 48 (CAS 64513-00-4)
- Ceftazidime Impurity 22 (CAS 5408-04-8)
- Ceftazidime Impurity 88 (CAS CATO-C4X-121288)
- (Z)-Ceftazidime Impurity 36 (CAS CATO-C4X-121236)
- (E)-Ceftazidime Impurity 37 (CAS CATO-C4X-121237)
- Ceftazidime Impurity 111 (CAS CATO-C4X-1212111)
- Ceftazidime Impurity 18 (CAS CATO-C4X-121218)
Recommended Standards
- 8-chloro-1,4,5,7,12-pentaazatricyclo[7.3.0.0²,⁶]dodeca-2(6),3,7,9,11-pentaene (CAS 2706602-35-7)
- Aztreonam impurity 98 (CAS 71780-86-4)
- 2-Amino-4-chloro-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile (CAS 124738-81-4)
- N-Niroso Bilastine Impurity 77 (CAS CATO-C4X-225377)
- delafloxacin Impurity 2 (CAS CATO-C4X-26372)
- 2-Bromo-1-(4-(fluoromethyl)phenyl)ethan-1-one (CAS 1628010-89-8)
- 1-(4-Methylpyridin-3-yl)ethanone hydrochloride (CAS 24476-58-2)
- Lithium 3-(methoxymethyl)-1-methyl-1H-pyrazole-5-carboxylate (CAS 2460255-86-9)
- (s)-4-(1-Hydroxyethyl)benzene-1,2-diol (CAS 1932088-59-9)
- Tirzepatide Impurity 59 (CAS CATO-C4X-324059)
Why CATO?
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