171091-03-5 2-amino-2-[(2,4-dichlorophenyl)hydrazinylidene]acetic acid ethyl ester A811284 ethyl 2-azanyl-2-[(2,4-dichlorophenyl)hydrazinylidene]ethanoate CAS 171091-03-5
| CAS No. | 171091-03-5 |
| Molecular Formula | C10H11Cl2N3O2 |
| Molecular Weight | 276.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 171091-03-5 2-amino-2-[(2,4-dichlorophenyl)hydrazinylidene]acetic acid ethyl ester A811284 ethyl 2-azanyl-2-[(2,4-dichlorophenyl)hydrazinylidene]ethanoate is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 171091-03-5 2-amino-2-[(2,4-dichlorophenyl)hydrazinylidene]acetic acid ethyl ester A811284 ethyl 2-azanyl-2-[(2,4-dichlorophenyl)hydrazinylidene]ethanoate (CAS 171091-03-5), a certified reference material (molecular formula C10H11Cl2N3O2, MW 276.12 g/mol) for analytical method development and quality control.
Based on its molecular formula C10H11Cl2N3O2, 171091-03-5 2-amino-2-[(2,4-dichlorophenyl)hydrazinylidene]acetic acid ethyl ester A811284 ethyl 2-azanyl-2-[(2,4-dichlorophenyl)hydrazinylidene]ethanoate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 276.12 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 171091-03-5 2-amino-2-[(2,4-dichlorophenyl)hydrazinylidene]acetic acid ethyl ester A811284 ethyl 2-azanyl-2-[(2,4-dichlorophenyl)hydrazinylidene]ethanoate 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 | C10H11Cl2N3O2 |
| Molecular Weight | 276.12 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2005 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- 1-[2-(benzyloxy)-3,3,3-trifluoropropyl]benzene (CAS 257287-65-3)
- 2-(Dodecyloxy)ethyl hydrogen sulfate (CAS 48073-44-5)
- 4-(Trimethylsilyl)but-3-yn-2-yl methanesulfonate (CAS 86186-59-6)
- Candesartan Trityl Ester N1-Trityl Analog (CAS 1215772-81-8)
- 4,6-Dimethoxypyridin-3-amine (CAS 89943-34-0)
- 2-Methoxy-4-(pyrrolidin-1-yl)benzaldehyde (CAS 96649-00-2)
- Urapidil Impurity 49 (CAS CATO-C4X-192449)
- 3,5-Dichloropyrazine-2-carboxamide (CAS 312736-50-8)
- Hexapeptide-9 (CAS 885024-94-2)
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