Florfenicol Impurity 70 CAS 126428-97-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 126428-97-5 |
| Molecular Formula | C17H16FNO3S |
| Molecular Weight | 333.38 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Florfenicol Impurity 70 (CAS 126428-97-5) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C17H16FNO3S. Molecular weight: 333.38 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C17H16FNO3S |
| Molecular Weight | 333.38 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Florfenicol Standards
- Florfenicol Impurity 11 (CAS 2293206-33-2)
- Florfenicol Impurity 14 (CAS CATO-C4X-207514)
- Florfenicol (CAS 73231-34-2)
- Florfenicol-d3 (CAS 2213400-85-0)
- ent-Florfenicol-d3 (CAS 1217619-10-7)
- Florfenicol-d5 (CAS CATO-C4X-207515)
- Florfenicol Impurity 8 (CAS CATO-C4X-20758)
- Florfenicol Amine-d3 (CAS 1322623-04-0)
Recommended Standards
- tert-Butyl (4-oxo-3,4-dihydrospiro[benzo[e][1,3]oxazine-2,4'-piperidin]-6-yl)carbamate (CAS 1260897-81-1)
- 8-Propyl-4-(pyridine-3-carbonyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1326809-49-7)
- tert-Butyl (4-oxo-3,4-dihydrospiro[benzo[e][1,3]oxazine-2,4'-piperidin]-7-yl)carbamate (CAS 1260883-15-5)
- Gadobutrol impurity 163 (CAS 1360544-74-6)
- Dextromethorphan Impurity N1 (CAS 69376-27-8)
- N-(5-Amino-2-methoxyphenyl)-2-(2-ethoxyethoxy)-benzamide (CAS 1020055-12-2)
- n-(3-Fluorobenzyl)-1-methyl-1h-pyrazol-4-amine (CAS 1006469-56-2)
- 3-Thiopheneacetic acid, α-acetyltetrahydro-, ethyl ester, 1,1-dioxide (CAS 4905-71-9)
- 2-[(4-Oxo-4-phenylbutyl)sulfanyl]-5H,6H,7H,8H,9H-cyclohepta[b]pyridine-3-carbonitrile (CAS 445384-16-7)
- Semaglutide impurity 204 (CAS CATO-C4X-2226204)
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