Ceftiofur Impurity 2 CAS 120962-17-6
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 120962-17-6 |
| Molecular Formula | C19H17N5O7S3 |
| Molecular Weight | 523.56 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Ceftiofur Impurity 2 (CAS 120962-17-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H17N5O7S3. Molecular weight: 523.56 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H17N5O7S3 |
| Molecular Weight | 523.56 g/mol |
| Purity | >95% |
| Storage | Store in a cool place (≤25°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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 3 |
Related Ceftiofur Standards
- Ceftiofur Impurity 15 (CAS CATO-C4X-158117)
- Ceftiofur Impurity 3 (CAS 120882-20-4)
- Ceftiofur (CAS 80370-57-6)
- Ceftiofur-d3 Sodium Salt (CAS 104010-37-9 (unlabelled))
- Ceftiofur-d3 (CAS 2673269-87-7)
- Ceftiofur Impurity 12 (CAS CATO-C4X-158112)
- Ceftiofur Impurity 11 (CAS CATO-C4X-158111)
- Ceftiofur Impurity 14 (CAS CATO-C4X-158114)
Recommended Standards
- Dibenzyl ((S)-1-(((S)-1-amino-1-oxo-3-phenylpropan-2-yl)amino)-3-methyl-1-oxobutan-2-yl)phosphoramidate (CAS 90195-15-6)
- H-Arg-Phe-Asp-Ser-OH (CAS 102567-19-1)
- 5-(4-Butoxy-3-ethoxyphenyl)-3-hydroxy-4-(7-methoxybenzofuran-2-carbonyl)-1-(2-methoxyethyl)-1H-pyrrol-2(5H)-one (CAS 7051-20-9)
- Biperiden EP Impurity B (CAS CATO-C4X-31652)
- Vortioxetine Impurity 21 (CAS CATO-C4X-105621)
- 4,4',4'',4'''-(9H-Carbazole-1,3,6,8-tetrayl)tetrabenzoic acid (CAS 2097131-99-0)
- (S)-1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)prop-2-en-1-amine hydrochloride (CAS 1212870-27-3)
- (1R,6R,7S)-7-(trifluoromethyl)-2-azabicyclo[4.1.0]Heptane (CAS 1821832-79-4)
- 3-Phenyl-2-(1-pyrrolidinyl)propionic Acid (CAS 113346-62-6)
- Hexapeptide-11 (CAS 100684-36-4)
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