5-(Pyridin-3-yl)pyrimidin-4(3H)-one CAS 22433-71-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 22433-71-2 |
| Molecular Formula | C20H40N9O4P3 |
| Molecular Weight | 563.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5-(Pyridin-3-yl)pyrimidin-4(3H)-one (CAS 22433-71-2) pharmaceutical standards reference standard. Molecular formula: C20H40N9O4P3. Molecular weight: 563.51 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C20H40N9O4P3 |
| Molecular Weight | 563.51 g/mol |
| Appearance | Off-white to pale 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) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 9 |
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- Tris(4-(pyridin-4-ylethynyl)phenyl)amine (CAS 359647-66-8)
- 2,9-Di(pyridin-4-yl)anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetraone (CAS 136847-29-5)
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Recommended Standards
- 6-Bromo-9,9'-diphenyl-9H,9'H-3,3'-bicarbazole (CAS 918137-84-5)
- BCOT-PEF3-OPFP (CAS 2101206-48-6)
- Fmoc-Cit-OPfp (CAS 1356537-03-5)
- tert-Butyl N-[trans-4-fluoropiperidin-3-yl]carbamate (CAS 1052713-46-8)
- 2-[2-(3,4-Difluorophenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1377151-58-0)
- 2-(Aminomethyl)-5-bromo-3-fluoropyridine (CAS 1234616-19-3)
- Ethyl 4-amino-6-(chloromethyl)picolinate (CAS 2146095-22-7)
- 4-{[(dimethylsulfamoyl)amino]methyl}-2-[2-(pyrrolidin-1-yl)ethyl]-1,2-dihydrophthalazin-1-one (CAS 1448071-38-2)
- 5-Methoxy-N-(pyridin-2-ylmethyl)-1,3-benzothiazol-2-amine (CAS 941867-24-9)
- Semaglutide Impurity 151 xTFA (CAS CATO-C4X-2226151)
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