| CAS No. | 439608-32-9 |
| Molecular Formula | C8H8N2OS |
| Molecular Weight | 180.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 3689AE 439608-32-9 5-Methyl-2-(methylthio)[1,3]oxazolo[4,5-b]pyridine C8H8N2OS.
3689AE 439608-32-9 5-Methyl-2-(methylthio)[1,3]oxazolo[4,5-b]pyridine C8H8N2OS (CAS 439608-32-9), molecular formula C8H8N2OS and molecular weight 180.23 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C8H8N2OS, 3689AE 439608-32-9 5-Methyl-2-(methylthio)[1,3]oxazolo[4,5-b]pyridine C8H8N2OS contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 180.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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), 3689AE 439608-32-9 5-Methyl-2-(methylthio)[1,3]oxazolo[4,5-b]pyridine C8H8N2OS 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.
| Molecular Formula | C8H8N2OS |
| Molecular Weight | 180.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |