4-Chloro-N-(2,5-dichlorophenyl)benzamide CAS 2447-97-4
| CAS No. | 2447-97-4 |
| Molecular Formula | C5H7F3N2O |
| Molecular Weight | 168.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
4-Chloro-N-(2,5-dichlorophenyl)benzamide (CAS 2447-97-4), molecular formula C5H7F3N2O and molecular weight 168.12 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to an amide group, a hydroxyl group, an ether linkage, fluorine substitution, 4-Chloro-N-(2,5-dichlorophenyl)benzamide is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 168.12 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 4-Chloro-N-(2,5-dichlorophenyl)benzamide 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.
Physical & Chemical Properties
| Molecular Formula | C5H7F3N2O |
| Molecular Weight | 168.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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