| CAS No. | 339279-55-9 |
| Molecular Formula | C22H17N5O |
| Molecular Weight | 367.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
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.
5-[(Z)-2-(4-Methoxyphenyl)diazen-1-yl]-4-phenyl-2-(pyridin-4-yl)pyrimidine (CAS 339279-55-9) is a high-purity analytical reference standard with the molecular formula C22H17N5O and a molecular weight of 367.40 g/mol.
5-[(Z)-2-(4-Methoxyphenyl)diazen-1-yl]-4-phenyl-2-(pyridin-4-yl)pyrimidine (C22H17N5O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 5-[(Z)-2-(4-Methoxyphenyl)diazen-1-yl]-4-phenyl-2-(pyridin-4-yl)pyrimidine 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 | C22H17N5O |
| Molecular Weight | 367.40 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 5 |