Risperidone Pyrimidinone-N-oxide CAS 1301724-91-3
| CAS No. | 1301724-91-3 |
| Molecular Formula | C23H27FN4O3 |
| Molecular Weight | 426.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C23H27FN4O3, Risperidone Pyrimidinone-N-oxide contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 426.48 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Risperidone Pyrimidinone-N-oxide (CAS 1301724-91-3) is a high-purity analytical reference standard with the molecular formula C23H27FN4O3 and a molecular weight of 426.48 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C23H27FN4O3 |
| Molecular Weight | 426.48 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| 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.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |
Related Risperidone Standards
- Risperidone Impurity 29 (CAS 832747-55-4)
- Risperidone Impurity 30 (CAS 1894509-66-0)
- Risperidone Impurity 39 (CAS CATO-C4X-111139)
- Risperidone EP Impurity C (CAS 130049-85-3)
- Risperidone EP Impurity C ((S)-Isomer) (CAS 147663-01-2)
- trans-Risperidone N-Oxide (CAS CATO-CP106668)
- Risperidone RC 23 (CAS 84163-48-4)
- 9-Methyl Risperidone (CAS 138271-01-9)
Recommended Standards
- Paliperidone (CAS 144598-75-4)
- Paliperidone Impurity 40 (CAS CATO-C4X-1724140)
- 6-Cyclopropyl-2-{[2-(4-methylbenzenesulfonyl)ethyl]sulfanyl}-4-(trifluoromethyl)pyridine-3-carbonitrile (CAS 625377-24-4)
- Paliperidone Impurity 35 (CAS 1346598-34-2)
- Methyl 2-methyl-5-[(methylamino)methyl]furan-3-carboxylate (CAS 923183-43-1)
- 1-Phenyl-3,4-dihydroisoquinoline-7-carbaldehyde (CAS 823236-18-6)
- Methyl 2-(hex-1-yn-1-yl)benzoate (CAS 462637-40-7)
- Phenanthren-9-yl trifluoromethanesulfonate (CAS 120270-47-5)
- Ethyl N-[4-(trifluoromethyl)benzoyl]ethanehydrazonoate (CAS 477862-20-7)
- 1-Cyclopropyl-2,4-dimethylbenzene (CAS 27546-47-0)
- 4-(4-Chloro-2-methoxyphenyl)piperidine (CAS 815618-53-2)
- 3-bromo-4-fluoro-tetrahydrofuran (CAS 2201012-00-0)
- 1-Methyl-1,2,3,4-tetrahydroquinolin-4-amine (CAS 851390-46-0)
- Des-Lys16-Tirzepatide (CAS CATO-CPTD788957)
Why CATO?
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