2-chloro-5-(chlorosulfonyl)-3-methylbenzoic acid CAS 90048-72-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 90048-72-9 |
| Molecular Formula | C8H6Cl2O4S |
| Molecular Weight | 269.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-chloro-5-(chlorosulfonyl)-3-methylbenzoic acid (CAS 90048-72-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H6Cl2O4S. Molecular weight: 269.10 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H6Cl2O4S |
| Molecular Weight | 269.10 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 |
| 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.) | 1982 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related chloro Standards
- Methyl 4-chloro-3-(chlorosulfonyl)benzoate (CAS 1000933-19-6)
- Methyl 5-chloro-2-(chlorosulfonyl)benzoate (CAS 1119454-19-1)
- Methyl 3-chloro-5-(chlorosulfonyl)benzoate (CAS 1155083-83-2)
- 3-Chloro-5-(chlorosulfonyl)-4-methylbenzoic acid (CAS 1341830-84-9)
- 4-Chloro-3-(chlorosulfonyl)-5-methylbenzoic acid (CAS 1423024-38-7)
- 5-Chloro-3-(chlorosulfonyl)-2-methylbenzoic acid (CAS 1423028-58-3)
- 3-chloro-5-(chlorosulfonyl)-2-methylbenzoic acid (CAS 1702890-75-2)
- 6-Chloro-2,3-dihydro-1,4-benzodioxine-5-sulfonyl chloride (CAS 1785272-64-1)
Recommended Standards
- 2,4-Dichloro-5-methanesulfonylbenzoic acid (CAS 51521-75-6)
- 3,3,4,4,5,5,6,6-Octafluoro-2-imino-3,4,5,6-tetrahydro-2H-azepin-7-amine (CAS 1980063-89-5)
- 2,4'-Dichloro-3'-fluorobenzophenone (CAS 951890-52-1)
- (R)-Methyl 3-cyclobutyl-2-hydroxypropanoate (CAS 1235443-43-2)
- Diethyl 2-fluoro-2-(((methylsulfonyl)oxy)methyl)malonate (CAS 2710-86-3)
- tert-Butyl N-(Propan-2-yl)carbamate (CAS 51170-55-9)
- 4-Bromo-2-(2,2,2-trifluoroethyl)-1H-imidazole (CAS 1393540-97-0)
- 5-Bromo-4-hydrazinylpyridine-3-sulfonamide (CAS 1352497-80-3)
- 1-(Bromomethyl)-4-(trifluoromethyl)benzene (CAS 402-49-3)
- Allo-Thr5-Tirzepatide (CAS CATO-CPTD788934)
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