Methyl 3,3-dimethyl-2-[(E)-[(4-nitrophenyl)methylidene]amino]butanoate CAS 1173540-20-9
| CAS No. | 1173540-20-9 |
| Molecular Formula | C14H18N2O4 |
| Molecular Weight | 278.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 278.30 g/mol gives Methyl 3,3-dimethyl-2-[(E)-[(4-nitrophenyl)methylidene]amino]butanoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Methyl 3,3-dimethyl-2-[(E)-[(4-nitrophenyl)methylidene]amino]butanoate (CAS 1173540-20-9) is a high-purity analytical reference standard with the molecular formula C14H18N2O4 and a molecular weight of 278.30 g/mol.
Methyl 3,3-dimethyl-2-[(E)-[(4-nitrophenyl)methylidene]amino]butanoate (C14H18N2O4) contains a nitrogen-containing heterocyclic scaffold, 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).
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), Methyl 3,3-dimethyl-2-[(E)-[(4-nitrophenyl)methylidene]amino]butanoate 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 | C14H18N2O4 |
| Molecular Weight | 278.30 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.) | 1989 |
| Nitrogen Atoms | 2 |
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