4-Methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbonitrile CAS 566157-00-4
| CAS No. | 566157-00-4 |
| Molecular Formula | C10H10N2O |
| Molecular Weight | 174.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, 4-Methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbonitrile is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 174.20 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
4-Methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbonitrile (CAS 566157-00-4) is a high-purity analytical reference standard with the molecular formula C10H10N2O and a molecular weight of 174.20 g/mol.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 4-Methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbonitrile 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 | C10H10N2O |
| Molecular Weight | 174.20 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4-Methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carbonitrile (CAS 84831-38-9)
- 4-Methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine-7-carbonitrile (CAS 566157-03-7)
- 4-Methyl-2-vinyl-1H-benzo[d]imidazol-1-ol (CAS 367266-93-1)
- 4-Methyl-5-phenyloxazol-2-amine (CAS 33124-11-7)
- 1-(4-Isopropylphenyl)-N-methylmethanamine (CAS 73441-51-7)
- 2-(Chloromethyl)-5-(2,4-difluorophenyl)-1,3,4-oxadiazole (CAS 937633-19-7)
- 2-(4-(Trifluoromethyl)phenyl)propan-2-amine (CAS 306761-54-6)
- 5-Acetyl-1-methyl-1H-pyrrole-2-carbaldehyde (CAS 222552-82-1)
- N-(4-(Cyanomethoxy)phenyl)-4-(4-fluorophenoxy)benzamide (CAS 1090747-67-3)
- ((1-(Bromomethyl)cyclopropyl)methoxy)cyclopentane (CAS 1493950-70-1)
- Pyridazine, 3-chloro-6-methoxy-, 2-oxide (CAS 14634-52-7)
- N-Methoxy-N-methyl-3-(trifluoromethyl)benzamide (CAS 116332-62-8)
- 2-(3-(Methylthio)-1H-1,2,4-triazol-5-yl)-3-(thiophen-2-yl)-6-(trifluoromethyl)thieno[3,2-b]pyridine (CAS 478066-09-0)
- Semaglutide Impurity 246 (CAS CATO-C4X-2226246)
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