| CAS No. | 154347-97-4 |
| Molecular Formula | C15H14N2O |
| Molecular Weight | 238.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
2,3-Dimethyl-6-phenyl-5-(prop-2-yn-1-yl)pyrimidin-4(3H)-one (CAS 154347-97-4), molecular formula C15H14N2O and molecular weight 238.28 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, 2,3-Dimethyl-6-phenyl-5-(prop-2-yn-1-yl)pyrimidin-4(3H)-one is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 238.28 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
As a certified reference material (CRM), 2,3-Dimethyl-6-phenyl-5-(prop-2-yn-1-yl)pyrimidin-4(3H)-one 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 | C15H14N2O |
| Molecular Weight | 238.28 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Nitrogen Atoms | 2 |