5,6-Di(pyridin-2-yl)-2,3-dihydropyrazine CAS 25005-95-2
| CAS No. | 25005-95-2 |
| Molecular Formula | C29H36O4 |
| Molecular Weight | 448.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
5,6-Di(pyridin-2-yl)-2,3-dihydropyrazine (CAS 25005-95-2), molecular formula C29H36O4 and molecular weight 448.59 g/mol, is a CATO reference standard with documented purity and traceability.
5,6-Di(pyridin-2-yl)-2,3-dihydropyrazine (C29H36O4) contains a steroid core, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; 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), 5,6-Di(pyridin-2-yl)-2,3-dihydropyrazine 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.
Physical & Chemical Properties
| Molecular Formula | C29H36O4 |
| Molecular Weight | 448.59 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
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