| CAS No. | 1422138-53-1 |
| Molecular Formula | C16H17N5 |
| Molecular Weight | 279.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of 2-(Piperidin-4-yl)-6-(pyridin-3-yl)-[1,2,4]triazolo[1,5-a]pyridine is closely related to a nitrogen-containing heterocyclic scaffold, a nitrile group in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-(Piperidin-4-yl)-6-(pyridin-3-yl)-[1,2,4]triazolo[1,5-a]pyridine (CAS 1422138-53-1), molecular formula C16H17N5 and molecular weight 279.34 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-(Piperidin-4-yl)-6-(pyridin-3-yl)-[1,2,4]triazolo[1,5-a]pyridine (C16H17N5) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 279.34 g/mol, it falls into the medium-molecular-weight range. 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.
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 | C16H17N5 |
| Molecular Weight | 279.34 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 5 |