Norfloxacin EP Impurity H CAS 105440-01-5
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 105440-01-5 |
| Molecular Formula | C19H22FN3O5 |
| Molecular Weight | 391.39 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Norfloxacin EP Impurity H (CAS 105440-01-5) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C19H22FN3O5. Molecular weight: 391.39 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C19H22FN3O5 |
| Molecular Weight | 391.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| 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; 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.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Norfloxacin Standards
- Norfloxacin Impurity 21 (CAS 103240-27-3)
- Norfloxacin Impurity 20 (CAS CATO-C4X-146820)
- Norfloxacin Impurity 62 (CAS CATO-C4X-146862)
- Norfloxacin Impurity 54 (CAS CATO-C4X-146854)
- Norfloxacin Impurity 55 (CAS CATO-C4X-146855)
- Norfloxacin Impurity 41 (CAS CATO-C4X-146841)
- Norfloxacin Impurity 51 (CAS CATO-C4X-146851)
- Norfloxacin Impurity 56 (CAS CATO-C4X-146856)
Recommended Standards
- Gatifloxacin Impurity 19 (CAS 1798008-43-1)
- 3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-sulfopropanoic acid (CAS 1005412-03-2)
- Gatifloxacin Impurity 10 (CAS 1335198-95-2)
- Lercanidipine Impurity 55 (CAS CATO-C4X-136455)
- Aceclofenac Impurity 18 (CAS 2518198-70-2)
- 2-Methyl-2-(trifluoromethyl)piperazine (CAS 1779765-53-5)
- 3-Bromo-6-chlorobenzene-1,2-diamine (CAS 1823876-88-5)
- tert-Butyl 2-aminopiperidine-1-carboxylate (CAS 885954-09-6)
- tert-Butyl 2-(2,5-dimethoxyphenyl)piperazine-1-carboxylate (CAS 886769-68-2)
- (Tyr?)-C-Type Natriuretic Peptide (32-53) (human, porcine, rat) (CAS 142878-79-3)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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