4-(2-Methoxyphenyl)-3-nitrobut-3-en-2-one CAS 1417574-80-1
| CAS No. | 1417574-80-1 |
| Molecular Formula | C11H11NO4 |
| Molecular Weight | 221.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 221.21 g/mol gives 4-(2-Methoxyphenyl)-3-nitrobut-3-en-2-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-(2-Methoxyphenyl)-3-nitrobut-3-en-2-one (CAS 1417574-80-1) is a high-purity analytical reference standard with the molecular formula C11H11NO4 and a molecular weight of 221.21 g/mol.
4-(2-Methoxyphenyl)-3-nitrobut-3-en-2-one (C11H11NO4) 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).
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), 4-(2-Methoxyphenyl)-3-nitrobut-3-en-2-one 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 | C11H11NO4 |
| Molecular Weight | 221.21 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 methanol, ethanol, DMSO |
| 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.) | 1991 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 3-Nitro-4-(pyrrolidin-1-yl)-2H-thiochromen-2-one (CAS 69405-50-1)
- (R)-5-Bromo-6-fluoro-2,3-dihydro-1H-inden-1-amine (CAS 1272721-75-1)
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