N-(2,4-Dichlorophenyl)benzenesulfonamide CAS 328258-27-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 328258-27-1 |
| Molecular Formula | C12H9Cl2NO2S |
| Molecular Weight | 302.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(2,4-Dichlorophenyl)benzenesulfonamide (CAS 328258-27-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H9Cl2NO2S. Molecular weight: 302.18 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H9Cl2NO2S |
| Molecular Weight | 302.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related N Standards
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Recommended Standards
- Methyl 3-amino-4-(3,4-dichlorophenyl)thiophene-2-carboxylate (CAS 723294-93-7)
- Methyl 2-amino-4-(3,4-dichlorophenyl)thiophene-3-carboxylate (CAS 351156-72-4)
- N-(3,4-Dichlorophenyl)benzenesulfonamide (CAS 91498-91-8)
- 2-((6-Amino-7h-purin-8-yl)amino)ethan-1-ol hydrobromide (CAS 213749-98-5)
- 3-(5-Chloro-1-methyl-1h-imidazol-2-yl)-4,4,5,5,5-pentafluoro-3-hydroxypentanoic acid hydrochloride (CAS 1423028-07-2)
- 3-(1-Methyl-1H-1,2,4-triazol-3-yl)aniline (CAS 1461706-73-9)
- 2-((3-Chloropyridin-2-yl)oxy)ethan-1-amine hydrochloride (CAS 1394040-72-2)
- Methyl 6-ethyl-5-oxo-4,5-dihydropyrazine-2-carboxylate (CAS 1688685-53-1)
- Rotigotine EP Impurity D HCl (CAS 1369532-05-7)
- Tirzepatide Impurity 57 (CAS CATO-C4X-324057)
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