n-(2-Methyl-3-oxo-3,4-dihydro-2h-benzo[b][1,4]oxazin-6-yl)butyramide CAS 942835-71-4
| CAS No. | 942835-71-4 |
| Molecular Formula | C13H16N2O3 |
| Molecular Weight | 248.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
n-(2-Methyl-3-oxo-3,4-dihydro-2h-benzo[b][1,4]oxazin-6-yl)butyramide (CAS 942835-71-4), molecular formula C13H16N2O3 and molecular weight 248.28 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C13H16N2O3, n-(2-Methyl-3-oxo-3,4-dihydro-2h-benzo[b][1,4]oxazin-6-yl)butyramide 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 248.28 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.
CATO manufactures n-(2-Methyl-3-oxo-3,4-dihydro-2h-benzo[b][1,4]oxazin-6-yl)butyramide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H16N2O3 |
| Molecular Weight | 248.28 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Recommended Standards
- N-(2H-1,3-Benzodioxol-5-yl)piperidine-4-carboxamide (CAS 900641-50-1)
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- N-(2,6-Dimethylphenyl)-N-(2-oxooxazolidin-3-yl)acetamide (CAS 78157-41-2)
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- 5-Methyl-2-(1-naphthyloxy)aniline (CAS 946728-62-7)
- Thieno[3,2-b]pyridin-3-amine (CAS 120208-33-5)
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- 4-[(Pyridin-2-yl)methyl]piperidin-4-ol dihydrochloride (CAS 1246633-15-7)
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Why CATO?
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