Methyl 5-(chlorosulfonyl)-2,3,4-trifluorobenzoate CAS 2137649-82-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2137649-82-0 |
| Molecular Formula | C8H4ClF3O4S |
| Molecular Weight | 288.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 5-(chlorosulfonyl)-2,3,4-trifluorobenzoate (CAS 2137649-82-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H4ClF3O4S. Molecular weight: 288.63 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H4ClF3O4S |
| Molecular Weight | 288.63 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.) | 1997 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 4-(chlorosulfonyl)-2-(trifluoromethyl)benzoic acid (CAS 1423031-79-1)
- Methyl 1-(4-(chlorosulfonyl)phenyl)cyclobutane-1-carboxylate (CAS 2407349-26-0)
- Methyl 3-(chlorosulfonyl)-1-methyl-1h-indole-2-carboxylate (CAS 1423030-96-9)
- 6-(Chlorosulfonyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 876303-38-7)
- Methyl (5-chlorosulfonyl-1H-benzimidazol-2-yl)carbamate (CAS 79213-74-4)
- ethyl 4-[(chlorosulfonyl)methyl]-4-fluorocyclohexane-1-carboxylate (CAS 1955498-99-3)
- 6-(Chlorosulfonyl)-2-hydroxy-1-naphthoic acid (CAS 70714-67-9)
- ethyl 6-(chlorosulfonyl)-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxylate (CAS 1803591-20-9)
Recommended Standards
- Delafloxacin Impurity 1 (CAS 941867-82-9)
- Dimethyl 2-(5-chloro-3-nitropyridin-2-yl)malonate (CAS 1261956-26-6)
- 3-Chloro-5-((trifluoromethyl)sulfonyl)benzoic acid (CAS 2378554-12-0)
- (S)-2-(3-(3-Fluoro-4-methoxyphenyl)-4,5-dihydroisoxazol-5-yl)acetic acid (CAS 899433-52-4)
- Sodium (Z)-1,1,1-trifluoro-4-(furan-2-yl)-4-oxobut-2-en-2-olate (CAS 1300732-79-9)
- 4-Bromo-6-chloro-N-cyclopropylpyridazin-3-amine (CAS 1396762-18-7)
- 2-Cyano-4-nitrobenzene-1-sulfonyl chloride (CAS 1099632-44-6)
- Quetiapine Impurity 85 (CAS 141691-24-9)
- 4-(2-Chlorophenyl)piperazine-1-carboximidamide hydroiodide (CAS 852228-16-1)
- Fragment-[3-31]-Semaglutide (CAS CATO-C4X-2226113)
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