| CAS No. | 1024183-19-4 |
| Molecular Formula | C7H4N3OS |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 217.29 g/mol gives Potassium 5-pyridin-4-yl-1,3,4-oxadiazole-2-thiolate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Potassium 5-pyridin-4-yl-1,3,4-oxadiazole-2-thiolate (CAS 1024183-19-4), a certified reference material (molecular formula C7H4N3OSK, MW 217.29 g/mol) for analytical method development and quality control.
Structurally, Potassium 5-pyridin-4-yl-1,3,4-oxadiazole-2-thiolate (C7H4N3OSK) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 7.5, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 217.29 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), Potassium 5-pyridin-4-yl-1,3,4-oxadiazole-2-thiolate 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 | C7H4N3OS K |
| Molecular Weight | 217.29 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) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |