Metronidazole Impurity 16 CAS 138169-63-8
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 138169-63-8 |
| Molecular Formula | C6H10N2O2 |
| Molecular Weight | 142.16 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Metronidazole Impurity 16 (CAS 138169-63-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H10N2O2. Molecular weight: 142.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H10N2O2 |
| Molecular Weight | 142.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 2 |
Related Metronidazole Standards
- Metronidazole Impurity 35 (CAS CATO-C4X-140535)
- Metronidazole Impurity 26 (CAS 5006-79-1)
- Metronidazole Impurity 31 (CAS CATO-C4X-140531)
- Metronidazole EP Impurity C (CAS 5006-69-9)
- Metronidazole EP Impurity D (CAS 5006-68-8)
- Metronidazole Impurity 11 (CAS 3034-41-1)
- Metronidazole Impurity 24 (CAS 3034-42-2)
- Metronidazole-d (CAS 1794791-19-7)
Recommended Standards
- 2-Phenylmalononitrile (CAS 3041-40-5)
- Tizanidine Impurity 54 (CAS CATO-C4X-144554)
- (2E)-1-Methyl-2-(nitromethylene)pyrrolidine 3994AF 94662-64-3 C6H10N2O2 (CAS 94662-64-3)
- Fulvestrant Impurity 14 (CAS CATO-C4X-191714)
- Quetiapine EP impurity Q iodide (CAS CATO-C4X-124465)
- (R)-1-(4-Chloro-2-(trifluoromethyl)phenyl)ethan-1-amine (CAS 1389354-24-8)
- 1-[2-methyl-3-(methylsulfanyl)propanoyl]piperidine-4-carboxylic acid (CAS 1570303-15-9)
- (S)-tert-Butyl 2-((1R,2S)-1-methoxy-2-methyl-3-oxo-3-(((S)-2-phenyl-1-(thiazol-2-yl)ethyl)amino)propyl)pyrrolidine-1-carboxylate (CAS 157967-03-8)
- ((Ethane-1,2-diylbis(oxy))bis(4,1-phenylene))bis(phenylmethanone) (CAS 5410-01-5)
- Peptide Impurity 28 (CAS 1350456-64-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com