N-(3-Chloro-2-methylphenyl)-4-nitrobenzene-1-sulfonamide CAS 349098-76-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 349098-76-6 |
| Molecular Formula | C13H11ClN2O4S |
| Molecular Weight | 326.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(3-Chloro-2-methylphenyl)-4-nitrobenzene-1-sulfonamide (CAS 349098-76-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H11ClN2O4S. Molecular weight: 326.76 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H11ClN2O4S |
| Molecular Weight | 326.76 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- N-(2-chlorobenzyl)-2-nitrobenzenesulfonamide (CAS 424816-66-0)
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- N-((4-chlorophenyl)sulfonyl)-N-(pyridin-2-yl)glycine (CAS 337922-13-1)
- N2,N2,N7,N7-Tetramethyl-9H-fluorene-2,7-diamine (CAS 13261-63-7)
- 4-(Chloromethyl)-1-(2,5-dichlorophenyl)-1H-1,2,3-triazole (CAS 1249404-92-9)
- Nicorandil Impurity 47 (CAS 13362-26-0)
- 1-(tert-butyl)-4-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridine-3-carbonitrile (CAS 1146221-86-4)
- 2,4-difluoro-5-iodopyridine (CAS 837364-89-3)
- Tranexamic Acid EP Impurity C (CAS CATO-C4X-177123)
- Semaglutide impurity 86 (CAS CATO-C4X-152686)
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