3-Methyl-N-(4-oxo-3,4,5,6,7,8-hexahydroquinazolin-2-yl)butanamide CAS 338416-62-9
| CAS No. | 338416-62-9 |
| Molecular Formula | C13H19N3O2 |
| Molecular Weight | 249.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 249.31 g/mol gives 3-Methyl-N-(4-oxo-3,4,5,6,7,8-hexahydroquinazolin-2-yl)butanamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-Methyl-N-(4-oxo-3,4,5,6,7,8-hexahydroquinazolin-2-yl)butanamide (CAS 338416-62-9), molecular formula C13H19N3O2 and molecular weight 249.31 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C13H19N3O2, 3-Methyl-N-(4-oxo-3,4,5,6,7,8-hexahydroquinazolin-2-yl)butanamide contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 249.31 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-Methyl-N-(4-oxo-3,4,5,6,7,8-hexahydroquinazolin-2-yl)butanamide 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 | C13H19N3O2 |
| Molecular Weight | 249.31 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Recommended Standards
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- Semaglutide Impurity 180 (CAS CATO-C4X-2226180)
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