4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-2-[3-(4-fluorophenoxy)propyl]-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidine-1,3-dione CAS 1775345-18-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1775345-18-0 |
| Molecular Formula | C21H23FN4O4 |
| Molecular Weight | 414.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-2-[3-(4-fluorophenoxy)propyl]-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidine-1,3-dione (CAS 1775345-18-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C21H23FN4O4. Molecular weight: 414.43 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C21H23FN4O4 |
| Molecular Weight | 414.43 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |
Related Ethyl Standards
- 2-((5-Phenyl-1,3,4-oxadiazol-2-yl)thio)-N-(2,4,6-trichlorophenyl)acetamide (CAS 333777-94-9)
- 2-[4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]-N-(3-fluorophenyl)acetamide (CAS 1775404-17-5)
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- 2-[4-(5-Methyl-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-(3-methylphenyl)acetamide (CAS 1775354-21-6)
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- (R)-2-(3,5-Bis(trifluoromethyl)benzyl)piperazine (CAS 1240588-50-4)
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