3-((2,3-Dichlorophenyl)amino)-3-oxopropanoic acid CAS 95262-11-6
| CAS No. | 95262-11-6 |
| Molecular Formula | C9H7Cl2NO3 |
| Molecular Weight | 248.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-((2,3-Dichlorophenyl)amino)-3-oxopropanoic acid 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.
3-((2,3-Dichlorophenyl)amino)-3-oxopropanoic acid (CAS 95262-11-6), molecular formula C9H7Cl2NO3 and molecular weight 248.06 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H7Cl2NO3, 3-((2,3-Dichlorophenyl)amino)-3-oxopropanoic acid 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 248.06 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C9H7Cl2NO3 |
| Molecular Weight | 248.06 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 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.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 2-Iodo-4-methoxy-1-methylbenzene (CAS 260558-14-3)
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- 3-Acetamido-2,4-dichlorobenzoic acid (CAS 50917-27-6)
- 2-Iodo-4,6-dimethylphenol (CAS 90003-93-3)
- Methyl 3-amino-2-[(2-fluorophenyl)methyl]propanoate (CAS 1038339-68-2)
- 2-(tert-Butyl)-5-(methylamino)phenol (CAS 1243441-77-1)
- 2-Amino-N-cyclopropyl-N-(4-dimethylamino-cyclohexyl)-acetamide (CAS 1353955-73-3)
- 3-(3-Fluorophenyl)-1-methylpyrrolidine-2,5-dione (CAS 60050-33-1)
- 2'-Hydroxychalcone hydrazone (CAS 4590-70-9)
- 2-(2-Pyrrolidin-1-yl-ethoxy)-pyridine-5-boronic acid pinacol ester hydrochloride (CAS 2379560-95-7)
- Cyclobutyl(2,4-dichloropyridin-3-yl)methanone (CAS 1934564-77-8)
- (R)-Benzyl 2-((tert-butoxycarbonyl)amino)-3-(5-formylfuran-2-yl)propanoate (CAS 1263377-88-3)
- 1-Chloro-3-methoxy-5-nitro-2-propoxybenzene (CAS 1881295-88-0)
- Semaglutide impurity 32 (CAS CATO-C4X-222632)
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