3,5-Dichloro-4-methylbenzene-1-sulfonamide CAS 861518-65-2
| CAS No. | 861518-65-2 |
| Molecular Formula | C7H7Cl2NO2S |
| Molecular Weight | 240.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3,5-Dichloro-4-methylbenzene-1-sulfonamide 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.
CATO supplies 3,5-Dichloro-4-methylbenzene-1-sulfonamide (CAS 861518-65-2), a certified reference material (molecular formula C7H7Cl2NO2S, MW 240.11 g/mol) for analytical method development and quality control.
Structurally, 3,5-Dichloro-4-methylbenzene-1-sulfonamide (C7H7Cl2NO2S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 240.11 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H7Cl2NO2S |
| Molecular Weight | 240.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dichloro Standards
- 4,5-Dichloro-2-methylbenzenesulfonamide (CAS 1206143-13-6)
- 4,5-dichloro-2-methanesulfonylaniline (CAS 1505059-71-1)
- 2,5-Dichloro-3-methylbenzenesulfonamide (CAS 1803812-69-2)
- 2,6-Dichloro-4-[(methylsulfonyl)methyl]pyridine (CAS 1864483-95-3)
- 2,3-Dichloro-n-methylbenzenesulfonamide (CAS 441296-33-9)
- 2,4-Dichloro-3-methylbenzenesulfonamide (CAS 361463-95-8)
- 2,4-Dichloro-5-methylbenzenesulfonamide (CAS 22954-90-1)
- 2,4-Dichloro-6-methylbenzenesulfonamide (CAS 568577-80-0)
Recommended Standards
- 3,4-Dichloro-n-methylbenzenesulfonamide (CAS 5836-54-4)
- 3,5-Dichloro-N-methylbenzenesulfonamide (CAS 344298-10-8)
- 3,4-Dichlorobenzenemethanesulfonamide (CAS 904674-08-4)
- 3-Fluoro-6-nitro-2-(trifluoromethoxy)aniline (CAS 2149598-58-1)
- 5-Chloro-8-(chloromethyl)quinoline (CAS 1340315-94-7)
- (4AR,6S,7S,8R,8aR)-7-hydroxy-6-methoxy-2-phenylhexahydropyrano[3,2-d][1,3]dioxin-8-yl benzoate (CAS 50710-80-0)
- 1-Acetyl-6-chloro-2-methyl-1H-indol-3-yl acetate (CAS 5446-24-2)
- 2-Iodo-3-(trifluoromethylthio)pyridine (CAS 1204234-72-9)
- 3-Hydroxy-2-isopropylbutanoic acid (CAS 176712-60-0)
- R-3-(N-Benzyloxycarbonylpyrrolidin-2-ylcarbonyl)-5-bromo-1H-indole (CAS 143322-56-9)
- Pyroporphyrin dimethyl ester (CAS 10589-94-3)
- 1-[(2-Chloro-4-fluorophenyl)methyl]-1,4-diazepane (CAS 1016683-03-6)
- Scandioside Methyl Ester (CAS 27530-67-2)
- Neuropeptide Y (3-36) (porcine) trifluoroacetate salt (CAS 143863-88-1)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com