2,3-Dichloro-5-(chlorosulfonyl)benzoic acid CAS 53552-95-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 53552-95-7 |
| Molecular Formula | C7H3Cl3O4S |
| Molecular Weight | 289.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2,3-Dichloro-5-(chlorosulfonyl)benzoic acid (CAS 53552-95-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H3Cl3O4S. Molecular weight: 289.52 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H3Cl3O4S |
| Molecular Weight | 289.52 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Dichloro Standards
- 2,6-Dichloro-3-(chlorosulfonyl)benzoic acid (CAS 53553-05-2)
- 3,4-Dichloro-5-(chlorosulfonyl)benzoic acid (CAS 151104-67-5)
- 2,4-Dichloro-6-(difluoromethoxy)phenacyl chloride (CAS 1803717-67-0)
- 2,6-Dichloro-4-(difluoromethoxy)phenacyl chloride (CAS 1803717-69-2)
- 2,3-Dichloro-4-(difluoromethoxy)phenacyl chloride (CAS 1803791-03-8)
- 3,5-Dichloro-2-(difluoromethoxy)phenacyl chloride (CAS 1803791-13-0)
- 3,4-Dichloro-5-(difluoromethoxy)phenacyl chloride (CAS 1803818-55-4)
- 2,4-Dichloro-5-(difluoromethoxy)phenacyl chloride (CAS 1804516-92-4)
Recommended Standards
- 1,2,3-Trichloro-6-fluorodibenzo[b,d]furan (CAS 669767-00-4)
- 1-(8-Bromo-4-chloro-7-methylpyrazolo[1,5-a][1,3,5]triazin-2-yl)ethan-1-one (CAS 2387601-81-0)
- 3-Bromo-6-chloroimidazo[1,2-a]pyridine-2-carbohydrazide (CAS 861208-22-2)
- 3-(4-Bromo-3-methylphenoxy)piperidinehydrochloride (CAS 1219967-99-3)
- 4-Aminobutyric-2,2-d2 Acid (CAS 67910-98-9)
- 2-[2-(4-Nitro-1h-pyrazol-1-yl)ethyl]-2,3-dihydro-1h-isoindole-1,3-dione (CAS 1240574-51-9)
- 2,3-Diethyl-6-(4-methylpiperazin-1-yl)quinoxaline (CAS 691873-14-0)
- 3,5-bis(2,2,2-trifluoroethoxy)aniline hydrochloride (CAS 1235438-75-1)
- 6-Methyl-2-oxo-2H-pyran-5-carboxylic acid (CAS 25683-10-7)
- Peptide WE-14 (CAS 115136-18-0)
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