4-(4-Chloro-3-nitrobenzenesulfonamido)benzoic acid CAS 96459-91-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 96459-91-5 |
| Molecular Formula | C13H9ClN2O6S |
| Molecular Weight | 356.74 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-(4-Chloro-3-nitrobenzenesulfonamido)benzoic acid (CAS 96459-91-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C13H9ClN2O6S. Molecular weight: 356.74 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C13H9ClN2O6S |
| Molecular Weight | 356.74 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-(2-Chloro-5-nitrobenzenesulfonamido)benzoic acid (CAS 307336-09-0)
- 2-(4-Chloro-3-nitrophenylsulfonamido)benzoic Acid (CAS 68003-38-3)
- 4-(2-Chloro-5-nitro-benzenesulfonylamino)-benzoic acid (CAS 328028-53-1)
- Benzyl 2-chloro-2-(2-(3-(trifluoromethyl)phenyl)hydrazono)acetate (CAS 1000576-10-2)
- 1-(2-Chloro-6-fluorobenzyl)-6-(4-fluorophenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 252058-79-0)
- 2-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-2-(3,4-dimethoxyphenyl)acetonitrile (CAS 338407-18-4)
- 2-[(3E)-3-{2-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]hydrazin-1-ylidene}-1-(dimethylamino)propylidene]propanedinitrile (CAS 338773-49-2)
- 3-[2-chloro-5-(trifluoromethyl)phenyl]-2-sulfanyl-3,4-dihydroquinazolin-4-one (CAS 380346-63-4)
Recommended Standards
- 4-[(4-Chlorophenyl)methyl]-2-(4-fluorophenyl)-3,5-dioxo-2,3,4,5-tetrahydro-1,2,4-triazine-6-carbonitrile (CAS 672951-28-9)
- CTP Inhibitor (CAS 412940-35-3)
- (3-Chlorobenzo[b]thiophen-2-yl)[4-(trifluoromethoxy)phenyl)]methanone (CAS 887268-30-6)
- (E)-3-(3-((4-bromo-1H-pyrazol-1-yl)methyl)-4-methoxyphenyl)acrylic acid (CAS 1020050-93-4)
- 4,7-Dichloro-2-(2-fluorophenyl)quinazoline (CAS 885277-55-4)
- 7-(Methoxyimino)-4,5,6,7-tetrahydro-1,3-benzothiazol-2-amine (CAS 1883022-66-9)
- tert-Butyl 8-hydroxy-3,4-dihydroisoquinoline-2(1H)-carboxylate (CAS 464900-21-8)
- Rosuvastatin Impurity 70 (CAS 2375865-91-9)
- 2,6-Dibromo-3-chloro-4-fluoroaniline (CAS 175135-09-8)
- Semaglutide impurity 62 (CAS CATO-C4X-222662)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com