3,4-Dihydro-2H-benzo[b][1,4]dioxepine-7-carbonitrile CAS 23475-02-7
| CAS No. | 23475-02-7 |
| Molecular Formula | C10H9NO2 |
| Molecular Weight | 175.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3,4-Dihydro-2H-benzo[b][1,4]dioxepine-7-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.
CATO supplies 3,4-Dihydro-2H-benzo[b][1,4]dioxepine-7-carbonitrile (CAS 23475-02-7), a certified reference material (molecular formula C10H9NO2, MW 175.18 g/mol) for analytical method development and quality control.
Based on its molecular formula C10H9NO2, 3,4-Dihydro-2H-benzo[b][1,4]dioxepine-7-carbonitrile contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 175.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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.
Physical & Chemical Properties
| Molecular Formula | C10H9NO2 |
| Molecular Weight | 175.18 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1963 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 4-Cyclopropoxy-N2-methylpyridine-2,3-diamine (CAS 1243382-85-5)
- Bis(dimethylamino)dimethylsilane (CAS 3768-58-9)
- 5-Bromo-4-chloro-1-tosyl-1H-pyrrolo[2,3-b]pyridine (CAS 1596337-81-3)
- Methyl 4-hydroxy-2-(trifluoromethoxy)benzoate (CAS 1261764-03-7)
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