| CAS No. | 6621-71-2 |
| Molecular Formula | C11H12ClNO3 |
| Molecular Weight | 241.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 241.67 g/mol gives Ethyl 2-((2-chlorobenzyl)amino)-2-oxoacetate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Ethyl 2-((2-chlorobenzyl)amino)-2-oxoacetate (CAS 6621-71-2) is a high-purity analytical reference standard with the molecular formula C11H12ClNO3 and a molecular weight of 241.67 g/mol.
Based on its molecular formula C11H12ClNO3, Ethyl 2-((2-chlorobenzyl)amino)-2-oxoacetate 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 241.67 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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.
As a certified reference material (CRM), Ethyl 2-((2-chlorobenzyl)amino)-2-oxoacetate 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.
| Molecular Formula | C11H12ClNO3 |
| Molecular Weight | 241.67 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| 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 methanol, ethanol, DMSO |
| 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.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |