Norfloxacin EP Impurity G CAS 70459-04-0
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 70459-04-0 |
| Molecular Formula | C17H18FN3O4 |
| Molecular Weight | 347.34 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Norfloxacin EP Impurity G (CAS 70459-04-0) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C17H18FN3O4. Molecular weight: 347.34 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C17H18FN3O4 |
| Molecular Weight | 347.34 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.) | 1977 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Norfloxacin Standards
- Norfloxacin Impurity C25 (CAS 74011-47-5)
- Norfloxacin EP Impurity E (CAS 75001-85-3)
- Norfloxacin EP Impurity F (CAS 67681-84-9)
- Norfloxacin Impurity 65 (CAS CATO-C4X-146865)
- Norfloxacin Piperazinyl-1-Oxide (CAS 1796931-70-8)
- Norfloxacin Impurity 22 (CAS 109142-49-6)
- Norfloxacin Impurity 50 (CAS CATO-C4X-146850)
- Norfloxacin Impurity 31 (CAS CATO-C4X-146831)
Recommended Standards
- Levofloxacin EP Impurity B (CAS 117707-40-1)
- 1008867-63-7 1X-0235 3-[(4E)-4-[(2H-1,3-benzodioxol-5-yl)methylidene]-5-oxo-4,5-dihydro-1H-imidazol-2-yl]-1,3-thiazolidine-4-carboxylic acid (CAS 1008867-63-7)
- Levofloxacin Impurity 22 (CAS 82419-46-3)
- Sevoflurane Impurity 14 (CAS 462-51-1)
- Nisoldipine Impurity 1 (CAS 2226462-71-9)
- 1-(4-(3-Benzyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl)piperazin-1-yl)ethan-1-one (CAS 842104-34-1)
- (4,5-Dihydroisoxazol-3-yl)(phenyl)methanamine (CAS 1258650-09-7)
- 2-(1-(2-Fluorobenzyl)piperidin-4-yl)-1H-benzo[d]imidazole (CAS 887217-21-2)
- 2-Bromo-1,1,1-trifluoro-dodecane (CAS 1349719-10-3)
- Neuropeptide Y (18-36) (CAS 114495-97-5)
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