2-(4-Chlorobenzenesulfonyl)-N-[2-(4-chlorobenzenesulfonyl)ethyl]propanamide CAS 337923-31-6
| CAS No. | 337923-31-6 |
| Molecular Formula | C17H17Cl2NO5S2 |
| Molecular Weight | 450.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(4-Chlorobenzenesulfonyl)-N-[2-(4-chlorobenzenesulfonyl)ethyl]propanamide (C17H17Cl2NO5S2) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
2-(4-Chlorobenzenesulfonyl)-N-[2-(4-chlorobenzenesulfonyl)ethyl]propanamide (CAS 337923-31-6) is a high-purity analytical reference standard with the molecular formula C17H17Cl2NO5S2 and a molecular weight of 450.36 g/mol.
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), 2-(4-Chlorobenzenesulfonyl)-N-[2-(4-chlorobenzenesulfonyl)ethyl]propanamide 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 | C17H17Cl2NO5S2 |
| Molecular Weight | 450.36 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Chlorobenzenesulfonyl Standards
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- Methyl 2-[(4-chlorobenzenesulfonyl)oxy]-5-iodobenzoate (CAS 297150-23-3)
- 2-{2-[(4-chlorobenzenesulfonyl)methyl]-1H-1,3-benzodiazol-1-yl}-N-methyl-N-phenylacetamide (CAS 339100-25-3)
- N-{4-[4-(4-chlorobenzenesulfonyl)piperazin-1-yl]-3-fluorophenyl}pentanamide (CAS 478079-26-4)
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Recommended Standards
- 1-[4-(Benzyloxy)phenyl]-3-[(2,6-dichlorophenyl)methyl]-2-methyl-1,4-dihydropyridin-4-one (CAS 339017-25-3)
- Bicalutamide Impurity 27 (CAS 937802-59-0)
- Arbidol Impurity 31 (CAS CATO-C4X-112931)
- Brilaroxazine (CAS 1239729-06-6)
- 2-Bromo-3-(3,3,3-trifluoropropoxy)pyridine 1468831-70-0 (CAS 1468831-70-0)
- 3-(Cyclohexylsulfonyl)azetidine hydrochloride (CAS 1820638-85-4)
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- 1-(3-Chloro-1-phenylpropoxy)-4-(trifluoromethyl)benzene (CAS 81347-68-4)
- O-Isopentyl-D-serine hydrochloride (CAS 2642331-75-5)
- 1-(Diphenyl(3-(trifluoromethyl)phenyl)methyl)-1H-imidazole hydrochloride (CAS 200933-15-9)
- (2R,3R,4S,5S,6R)-2-((6-chloro-1H-indol-3-yl)oxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol (CAS 467214-46-6)
- Methyl 3-((tert-butoxycarbonyl)amino)azetidine-3-carboxylate (CAS 1936484-45-5)
- Insulin Degludec impurity 4 (CAS CATO-C4X-21574)
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