Ethyl (2E)-2-[2-(2-nitrophenyl)hydrazin-1-ylidene]-2-(phenylformamido)acetate CAS 477857-36-6
| CAS No. | 477857-36-6 |
| Molecular Formula | C17H16N4O5 |
| Molecular Weight | 356.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl (2E)-2-[2-(2-nitrophenyl)hydrazin-1-ylidene]-2-(phenylformamido)acetate (CAS 477857-36-6) is a high-purity analytical reference standard with the molecular formula C17H16N4O5 and a molecular weight of 356.33 g/mol.
Structurally, Ethyl (2E)-2-[2-(2-nitrophenyl)hydrazin-1-ylidene]-2-(phenylformamido)acetate (C17H16N4O5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. 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 356.33 g/mol, it falls into the moderately-high-molecular-weight range. 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.
CATO manufactures Ethyl (2E)-2-[2-(2-nitrophenyl)hydrazin-1-ylidene]-2-(phenylformamido)acetate 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 | C17H16N4O5 |
| Molecular Weight | 356.33 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
Recommended Standards
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com