ethyl (2Z)-2-cyano-3-[(2,5-dimethoxyphenyl)amino]prop-2-enoate CAS 92256-47-8
| CAS No. | 92256-47-8 |
| Molecular Formula | C14H16N2O4 |
| Molecular Weight | 276.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), ethyl (2Z)-2-cyano-3-[(2,5-dimethoxyphenyl)amino]prop-2-enoate 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.
ethyl (2Z)-2-cyano-3-[(2,5-dimethoxyphenyl)amino]prop-2-enoate (CAS 92256-47-8) is a high-purity analytical reference standard with the molecular formula C14H16N2O4 and a molecular weight of 276.29 g/mol.
ethyl (2Z)-2-cyano-3-[(2,5-dimethoxyphenyl)amino]prop-2-enoate (C14H16N2O4) 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).
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 | C14H16N2O4 |
| Molecular Weight | 276.29 g/mol |
| Appearance | Pale yellow to 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Nitrogen Atoms | 2 |
Recommended Standards
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- Fluorescent Brightener 90 (CAS 120797-63-9)
- 88969-31-7 5-(3-(5-Cyano-1-ethyl-1,6-dihydro-2-hydroxy-4-methyl-6-oxo-3-pyridyl)allylidene)-1-ethyl-1,2,5,6-tetrahydro-4-methyl-2,6-dioxopyridine-3-carbonitrile, compound with triethylamine (1:1) 3-Pyridinecarbonitrile, 5-(3-(5-cyano-1-ethyl-1,6-dihydro-2-hydroxy-4-methyl-6-oxo-3-pyridinyl)-2-propen-1-ylidene)-1-ethyl-1,2,5,6-tetrahydro-4-methyl-2,6-dioxo-, compd. with N,N-diethylethanamine (1:1) 3-Pyridinecarbonitrile, 5-(3-(5-cyano-1-ethyl-1,6-dihydro-2-hydroxy-4-methyl-6-oxo-3-pyridinyl)-2-propenylidene)-1-ethyl-1,2,5,6-tetrahydro-4-methyl-2,6-dioxo-, compd. with N,N-diethylethanamine (1:1) EINECS 289-457-7 Oxonol 595 (CAS 88969-31-7)
- Semaglutide impurity 198 (CAS CATO-C4X-2226198)
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