(5-HYDROXY-1-METHYL-1H-PYRAZOL-4-YL)-(4-METHANESULFONYL-2,5-DIMETHYL-3-OXAZOL-2-YL-PHENYL)-METHANONE CAS 1231549-68-0
| CAS No. | 1231549-68-0 |
| Molecular Formula | C17H17N3O5S |
| Molecular Weight | 375.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of (5-HYDROXY-1-METHYL-1H-PYRAZOL-4-YL)-(4-METHANESULFONYL-2,5-DIMETHYL-3-OXAZOL-2-YL-PHENYL)-METHANONE is closely related to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
(5-HYDROXY-1-METHYL-1H-PYRAZOL-4-YL)-(4-METHANESULFONYL-2,5-DIMETHYL-3-OXAZOL-2-YL-PHENYL)-METHANONE (CAS 1231549-68-0) is a high-purity analytical reference standard with the molecular formula C17H17N3O5S and a molecular weight of 375.40 g/mol.
Based on its molecular formula C17H17N3O5S, (5-HYDROXY-1-METHYL-1H-PYRAZOL-4-YL)-(4-METHANESULFONYL-2,5-DIMETHYL-3-OXAZOL-2-YL-PHENYL)-METHANONE contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 375.40 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).
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.
As a certified reference material (CRM), (5-HYDROXY-1-METHYL-1H-PYRAZOL-4-YL)-(4-METHANESULFONYL-2,5-DIMETHYL-3-OXAZOL-2-YL-PHENYL)-METHANONE 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 | C17H17N3O5S |
| Molecular Weight | 375.40 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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 |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related HYDROXY Standards
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Recommended Standards
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