5-(5-Ethyl-1,3,4-oxadiazol-2-yl)-2-methoxyaniline CAS 954326-01-3
| CAS No. | 954326-01-3 |
| Molecular Formula | C11H13N3O2 |
| Molecular Weight | 219.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 5-(5-Ethyl-1,3,4-oxadiazol-2-yl)-2-methoxyaniline 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.
5-(5-Ethyl-1,3,4-oxadiazol-2-yl)-2-methoxyaniline (CAS 954326-01-3) is a high-purity analytical reference standard with the molecular formula C11H13N3O2 and a molecular weight of 219.24 g/mol.
5-(5-Ethyl-1,3,4-oxadiazol-2-yl)-2-methoxyaniline (C11H13N3O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C11H13N3O2 |
| Molecular Weight | 219.24 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 | 3 |
Related Ethyl Standards
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