| CAS No. | 1775353-89-3 |
| Molecular Formula | C23H27N5O4 |
| Molecular Weight | 437.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
2-[4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepin-2-yl]-N-(2-ethylphenyl)acetamide (CAS 1775353-89-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C23H27N5O4. Molecular weight: 437.49 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
| Molecular Formula | C23H27N5O4 |
| Molecular Weight | 437.49 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Nitrogen Atoms | 5 |