5-fluoropyridine-2-sulfonamide CAS 1250674-08-8
| CAS No. | 1250674-08-8 |
| Molecular Formula | C5H11FN2O2S |
| Molecular Weight | 182.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C5H11FN2O2S, 5-fluoropyridine-2-sulfonamide contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 182.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
5-fluoropyridine-2-sulfonamide (CAS 1250674-08-8), molecular formula C5H11FN2O2S and molecular weight 182.22 g/mol, is a CATO reference standard with documented purity and traceability.
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.
CATO manufactures 5-fluoropyridine-2-sulfonamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H11FN2O2S |
| Molecular Weight | 182.22 g/mol |
| 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 DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related fluoropyridine Standards
- 3-fluoropyridine-2-sulfonamide (CAS 133120-15-7)
- 1,1'-(4-fluoropyridine-2,6-diyl)bis(ethan-1-one) (CAS 1393576-72-1)
- 3-Fluoropyridine-2,5-dicarboxylic acid (CAS 1260664-00-3)
- 5-fluoropyridine-2,4-dicarboxylic acid (CAS 1427082-33-4)
- 5-Fluoropyridine-2,3-dicarboxylic acid (CAS 1479-96-5)
- 5-Fluoropyridine-2-sulfonyl fluoride (CAS 1210867-93-8)
- 6-Fluoropyridine-3-sulfonyl fluoride (CAS 1259065-58-1)
- 2-Benzyl-5-fluoropyridine (CAS 1934501-58-2)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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