Pefloxacin Mesilate Dihydrate EP Impurity G CAS 70458-94-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 70458-94-5 |
| Molecular Formula | C14H13ClFNO3 |
| Molecular Weight | 297.71 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Pefloxacin Mesilate Dihydrate EP Impurity G (CAS 70458-94-5) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C14H13ClFNO3. Molecular weight: 297.71 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C14H13ClFNO3 |
| Molecular Weight | 297.71 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related Pefloxacin Standards
- Pefloxacin Impurity 9 (CAS 125292-94-6)
- Pefloxacin Impurity 2 (CAS CATO-C4X-23332)
- Pefloxacin Mesilate Dihydrate EP Impurity E (CAS 879005-96-6)
- Pefloxacin EP Impurity H (CAS 106847-40-9)
- Pefloxacin Impurity 7 (CAS CATO-C4X-23337)
- Pefloxacin Impurity 8 (CAS CATO-C4X-23338)
- Pefloxacin-D5 (CAS 1228182-51-1)
- Pefloxacin Mesilate Dihydrate EP Impurity D (CAS 85145-21-7)
Recommended Standards
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- Lixisenatide (CAS 320367-13-3)
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