5-(Oxazol-5-yl)thiophene-2-sulfonamide CAS 1019640-64-2
| CAS No. | 1019640-64-2 |
| Molecular Formula | C7H6N2O3S2 |
| Molecular Weight | 230.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C7H6N2O3S2, 5-(Oxazol-5-yl)thiophene-2-sulfonamide contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 230.26 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).
5-(Oxazol-5-yl)thiophene-2-sulfonamide (CAS 1019640-64-2) is a high-purity analytical reference standard with the molecular formula C7H6N2O3S2 and a molecular weight of 230.26 g/mol.
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-(Oxazol-5-yl)thiophene-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 | C7H6N2O3S2 |
| Molecular Weight | 230.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Oxazol Standards
- 4-(3-(Oxazol-5-yl)phenyl)morpholine (CAS 2197063-23-1)
- Oxazol-5-ylmethyl trifluoromethanesulfonate (CAS 2274629-49-9)
- 4-(5-Phenyl-1,3-oxazol-2-yl)butanoic acid (CAS 133602-40-1)
- 23485-68-9 3-(5-Phenyl-1,3-oxazol-2-yl)propanoic acid 3-(5-phenyloxazol-2-yl)propanoic acid (CAS 23485-68-9)
- 3919-86-6 3-(5-Phenyl-1,2-oxazol-3-yl)propanoic acid DTXSID00696866 (CAS 3919-86-6)
- ethyl 3-oxazol-4-ylpiperidine-1-carboxylate (CAS 2383660-95-3)
- 4-(Oxazol-5-yl)benzenesulfonamide (CAS 1019640-41-5)
- 2-(Oxazol-5-yl)benzenesulfonamide (CAS 87489-00-7)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com