Metronidazole EP Impurity C CAS 5006-69-9
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 5006-69-9 |
| Molecular Formula | C5H7N3O3 |
| Molecular Weight | 157.13 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Metronidazole EP Impurity C (CAS 5006-69-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H7N3O3. Molecular weight: 157.13 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H7N3O3 |
| Molecular Weight | 157.13 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 3 |
Related Metronidazole Standards
- Metronidazole EP Impurity D (CAS 5006-68-8)
- Metronidazole Impurity 31 (CAS CATO-C4X-140531)
- Metronidazole Impurity 26 (CAS 5006-79-1)
- Metronidazole-d (CAS 1794791-19-7)
- Metronidazole Impurity 27 (CAS 34916-84-2)
- Metronidazole Impurity N30 (CAS 56910-52-2)
- Metronidazole Impurity 15 (CAS 110578-73-9)
- Metronidazole Impurity 18 (CAS 113385-77-6)
Recommended Standards
- 5,5-Dimethyl-1-nitrosoimidazolidine-2,4-dione (CAS 37137-26-1)
- 3-Amino-1-Nitroso Piperidine-2,6-Dione (CAS CATO-C3D-26177)
- Ribavirin Impurity 27 (CAS 1319257-87-8)
- Netupitant Impurity 52 (CAS CATO-C4X-122352)
- Warfarin EP Impurity C (CAS 1896-62-4)
- 2,3-Dimethylpyrido[3,4-b]pyrazine (CAS 34154-05-7)
- 2-(Pyridin-3-ylmethyl)piperazine (CAS 907972-02-5)
- 5-(Trifluoromethyl)-[1,2,4]triazolo-[4,3-a]pyridin-3(2H)-one (CAS 1780282-20-3)
- (2-Ethoxyphenyl)(2-thioxothiazolidin-3-yl)methanone (CAS 1092291-15-0)
- Semaglutide impurity 56 (CAS CATO-C4X-222656)
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