| CAS No. | 956763-70-5 |
| Molecular Formula | C16H20N6O |
| Molecular Weight | 312.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
As a certified reference material (CRM), 4-[4-(3-Methoxypropyl)-5-methyl-4H-1,2,4-triazol-3-yl]-1-phenyl-1H-pyrazol-5-amine 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.
4-[4-(3-Methoxypropyl)-5-methyl-4H-1,2,4-triazol-3-yl]-1-phenyl-1H-pyrazol-5-amine (CAS 956763-70-5), molecular formula C16H20N6O and molecular weight 312.37 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H20N6O, 4-[4-(3-Methoxypropyl)-5-methyl-4H-1,2,4-triazol-3-yl]-1-phenyl-1H-pyrazol-5-amine contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 312.37 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.
| Molecular Formula | C16H20N6O |
| Molecular Weight | 312.37 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 6 |