5-Hydroxymethyl Flucloxacillin CAS 75524-31-1
| CAS No. | 75524-31-1 |
| Molecular Formula | C19H17ClFN3O6S |
| Molecular Weight | 469.87 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
5-Hydroxymethyl Flucloxacillin (CAS 75524-31-1) is a high-purity analytical reference standard with the molecular formula C19H17ClFN3O6S and a molecular weight of 469.87 g/mol.
Based on its molecular formula C19H17ClFN3O6S, 5-Hydroxymethyl Flucloxacillin contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 469.87 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 5-Hydroxymethyl Flucloxacillin meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C19H17ClFN3O6S |
| Molecular Weight | 469.87 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.) | 1978 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Hydroxymethyl Standards
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- 3-Hydroxymethyl Mefenamic Acid Acyl-β-D-glucuronide (CAS 152832-29-6)
Recommended Standards
- 5-{benzyl[3-(trifluoromethyl)phenyl]sulfamoyl}-2-chlorobenzoic acid (CAS 722464-39-3)
- Flucloxacillin impurity 11 (CAS CATO-C4X-164711)
- 4-Chlorophenyl 2-{N-[3-(trifluoromethyl)phenyl]benzenesulfonamido}acetate (CAS 343373-84-2)
- Flucloxacillin impurity 8 (CAS CATO-C4X-16478)
- 2-Amino-4-chloro-5-(difluoromethyl)pyridin-3-ol (CAS 1806815-84-8)
- 2,4-dimethylazetidine hydrochloride (CAS 1803606-22-5)
- (R)-3-Amino-3-(1-methyl-1h-pyrazol-4-yl)propanamide (CAS 1304048-71-2)
- 1-Methyl-1h-imidazole-4,5-dicarboxamide (CAS 19485-37-1)
- 2,4,7-Trichloro-5-ethyl-8-fluoropyrido[4,3-d]pyrimidine (CAS 2864419-11-2)
- D-Sorbit (CAS 50-70-4)
- 8-Iodoquinolin-7-yl diethylcarbamate (CAS 829666-50-4)
- N-(2,4-dihydroxyphenyl)acetamide (CAS 71516-07-9)
- 1,2-Dimethyl-7-nitro-1H-benzo[d]imidazole (CAS 13183-06-7)
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