n-Benzyl-4-chlorobenzenesulfonamide CAS 10504-90-2
| CAS No. | 10504-90-2 |
| Molecular Formula | C13H12ClNO2S |
| Molecular Weight | 281.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
n-Benzyl-4-chlorobenzenesulfonamide (CAS 10504-90-2) is a high-purity analytical reference standard with the molecular formula C13H12ClNO2S and a molecular weight of 281.76 g/mol.
Structurally, n-Benzyl-4-chlorobenzenesulfonamide (C13H12ClNO2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 281.76 g/mol, it falls into the medium-molecular-weight range. 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.
As a certified reference material (CRM), n-Benzyl-4-chlorobenzenesulfonamide 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 | C13H12ClNO2S |
| Molecular Weight | 281.76 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- 5-Chloro-2-hydroxy-N-methyl-N-(thiophen-3-ylmethyl)benzamide (CAS 1043112-32-8)
- n-[(4-chlorophenyl)methyl]benzenesulfonamide (CAS 10504-97-9)
- 5-(chloromethyl)-N-(4-methylbenzyl)-1,3,4-thiadiazole-2-carboxamide (CAS 1000932-24-0)
- (4-((4-Chlorophenyl)amino)-2-(methylthio)pyrimidin-5-yl)methanol (CAS 105640-58-2)
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- Tert-butyl 2-(methylamino)-6-azaspiro[3.4]Octane-6-carboxylate (CAS 2092723-90-3)
- Tolterodine Impurity N1 (CAS 1380491-70-2)
- 13α-Androst-4-ene-3,17-dione (CAS 18485-76-2)
- Apremilast Impurity 54 (CAS CATO-C4X-100954)
- Methyl 5-(2,4,6-triisopropylphenyl)-1H-pyrazole-3-carboxylate (CAS 2197052-85-8)
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- Semaglutide impurity 97 (CAS CATO-C4X-222697)
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