Flucloxacillin Impurity 5 CAS 68728-50-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 68728-50-7 |
| Molecular Formula | C19H17ClFN3O6S 2*Na |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Flucloxacillin Impurity 5 (CAS 68728-50-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H17ClFN3O6S 2*Na. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H17ClFN3O6S 2*Na |
| Molecular Weight | 492.86 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 3-(4-(Methylsulfonyl)phenyl)isoxazolo[4,5-d]pyrimidin-7(4H)-one (CAS 832717-28-9)
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- 2-(Trifluoromethyl)-1H-imidazo[4,5-b]pyridine-6-carboxylic acid (CAS 1553145-77-9)
- 2-Methyl-1H-indole-4,7-diol (CAS 70178-10-8)
- 2-Propenenitrile, polymer with 1,3-butadiene and 2-methyl-1,3-butadiene (CAS 25135-90-4)
- Sodium (tert-butoxycarbonyl)-D-homoserinate (CAS 67198-87-2)
- Semaglutide Impurity 140 (CAS CATO-C4X-2226140)
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