2-Chloro-5-[(3-chloro-4-methylphenyl)sulfamoyl]benzoic acid CAS 328028-05-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 328028-05-3 |
| Molecular Formula | C14H11Cl2NO4S |
| Molecular Weight | 360.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Chloro-5-[(3-chloro-4-methylphenyl)sulfamoyl]benzoic acid (CAS 328028-05-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C14H11Cl2NO4S. Molecular weight: 360.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C14H11Cl2NO4S |
| Molecular Weight | 360.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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; 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 | 1 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-Chloro-5-(n-(2-chlorophenyl)-n-methylsulfamoyl)benzoic acid (CAS 380437-37-6)
- 4-Chloro-3-[(3-chloro-4-methylphenyl)sulfamoyl]benzoic acid (CAS 326023-00-1)
- 4-Chloro-3-[(4-chlorophenyl)(methyl)sulfamoyl]benzoic acid (CAS 379729-07-4)
- 2-Chloro-N-(2-chloro-phenyl)-5-hydrazinocarbonyl-benzenesulfonamide (CAS 379254-29-2)
- 2-Chloro-n-(4-chlorophenyl)-5-(hydrazinecarbonyl)benzenesulfonamide (CAS 327086-79-3)
- 4-Chloro-N-(6-(4-chlorophenyl)-2-oxo-2H-pyran-3-yl)benzamide (CAS 338747-88-9)
- 6-Chloro-2-(4-propoxyphenyl)quinoline-4-carbonyl chloride (CAS 1160263-37-5)
- 6-Chloro-2-(4-isopropoxyphenyl)quinoline-4-carbonyl chloride (CAS 1160263-39-7)
Recommended Standards
- 4-(((2,6-Dichlorophenyl)sulfonamido)methyl)benzoic acid (CAS 690645-97-7)
- 2-[N-(4-Chlorophenyl)4-chlorobenzenesulfonamido]acetic acid (CAS 478260-83-2)
- 4-({[(3,4-dichlorophenyl)sulfonyl]amino}methyl)benzoic acid (CAS 790272-17-2)
- 3-(4-Fluorophenyl)-7-methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine (CAS 1708289-02-4)
- (S)-Butane-1,2-diol (CAS 73522-17-5)
- N’-hydroxy-2-[2-(4-methoxyphenyl)-1,3-oxazol-4-yl]ethanimidamide (CAS 950029-01-3)
- 6-Methoxyquinoline-8-thiol (CAS 24186-85-4)
- Cis-2-tert-Butoxycarbonylamino-1-methyl-cyclopentanecarboxylic acid (CAS 1965310-30-8)
- N-(4-Bromobenzyl)-2-chloro-N-ethylacetamide (CAS 1353955-64-2)
- Des-His(1)-Semaglutide (CAS CATO-C4X-2226216)
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 13829788188 / jacky.chen@cato-chem.com