3-[(E)-2-[(2,4-Dichlorophenyl)amino]-1-nitroethenyl]-1,3-dihydro-2-benzofuran-1-one CAS 339023-54-0
| CAS No. | 339023-54-0 |
| Molecular Formula | C16H10Cl2N2O4 |
| Molecular Weight | 365.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 3-[(E)-2-[(2,4-Dichlorophenyl)amino]-1-nitroethenyl]-1,3-dihydro-2-benzofuran-1-one (C16H10Cl2N2O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 365.17 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
3-[(E)-2-[(2,4-Dichlorophenyl)amino]-1-nitroethenyl]-1,3-dihydro-2-benzofuran-1-one (CAS 339023-54-0) is a high-purity analytical reference standard with the molecular formula C16H10Cl2N2O4 and a molecular weight of 365.17 g/mol.
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.
CATO manufactures 3-[(E)-2-[(2,4-Dichlorophenyl)amino]-1-nitroethenyl]-1,3-dihydro-2-benzofuran-1-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C16H10Cl2N2O4 |
| Molecular Weight | 365.17 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related E Standards
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