Ciprofloxacin Impurity 18 CAS 1084-32-8
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1084-32-8 |
| Molecular Formula | C9H5N3O5 |
| Molecular Weight | 235.15 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Ciprofloxacin Impurity 18 (CAS 1084-32-8) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H5N3O5. Molecular weight: 235.15 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H5N3O5 |
| Molecular Weight | 235.15 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 3 |
Related Ciprofloxacin Standards
- Ciprofloxacin Impurity 30 (CAS 105674-91-7)
- Ciprofloxacin Impurity 31 (CAS 93110-13-5)
- Ciprofloxacin EP Impurity A (CAS 86393-33-1)
- Ciprofloxacin EP Impurity E (CAS 105394-83-0)
- Ciprofloxacin Impurity 8 (CAS 1267935-86-3)
- Ciprofloxacin EP Impurity C (CAS 103222-12-4)
- Ciprofloxacin Impurity 23 (CAS CATO-C4X-136223)
- Ciprofloxacin EP Impurity B HCl (CAS 2727369-47-1)
Recommended Standards
- 8-Nitro-4-oxo-4H-chromene-2-carboxylic acid (CAS 607355-53-3)
- Methyl 6-methoxy-4-(trifluoromethyl)nicotinate (CAS 1005171-81-2)
- 8-Nitro-2-oxo-2h-chromene-3-carboxylic acid (CAS 82119-78-6)
- Ampicillin Trihydrate EP Impurity M (CAS CATO-C4X-144344)
- Norfloxacin Impurity 32 (CAS 70032-16-5)
- 1,2-Difluoro-3-(hexyloxy)benzene (CAS 121219-19-0)
- 1,2,4,6-Tetrachlorodibenzofuran (CAS 71998-73-7)
- 1-(2-Fluoro-4-methoxyphenyl)-2-methylpropan-1-ol (CAS 1249705-84-7)
- N-(Benzo[d][1,3]dioxol-5-yl)acetamide (CAS 13067-19-1)
- Peptide 439 (CAS CATO-CPTD788439)
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