| CAS No. | 338399-08-9 |
| Molecular Formula | C17H13ClN2O4S2 |
| Molecular Weight | 408.88 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of 5-Methyl-2-(pyridin-2-yl)-1,3-thiazol-4-yl 2-chloro-4-methanesulfonylbenzoate is closely related to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5-Methyl-2-(pyridin-2-yl)-1,3-thiazol-4-yl 2-chloro-4-methanesulfonylbenzoate (CAS 338399-08-9) is a high-purity analytical reference standard with the molecular formula C17H13ClN2O4S2 and a molecular weight of 408.88 g/mol.
Based on its molecular formula C17H13ClN2O4S2, 5-Methyl-2-(pyridin-2-yl)-1,3-thiazol-4-yl 2-chloro-4-methanesulfonylbenzoate contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 408.88 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
| Molecular Formula | C17H13ClN2O4S2 |
| Molecular Weight | 408.88 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.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |