| CAS No. | 338414-18-9 |
| Molecular Formula | C19H19N5 |
| Molecular Weight | 317.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
5-[(Z)-2-(2,3-Dimethylphenyl)diazen-1-yl]-4-(4-methylphenyl)pyrimidin-2-amine (C19H19N5) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies 5-[(Z)-2-(2,3-Dimethylphenyl)diazen-1-yl]-4-(4-methylphenyl)pyrimidin-2-amine (CAS 338414-18-9), a certified reference material (molecular formula C19H19N5, MW 317.39 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-[(Z)-2-(2,3-Dimethylphenyl)diazen-1-yl]-4-(4-methylphenyl)pyrimidin-2-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.
| Molecular Formula | C19H19N5 |
| Molecular Weight | 317.39 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 5 |