5-(chlorosulfonyl)-2-ethylbenzoic acid CAS 866358-16-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 866358-16-9 |
| Molecular Formula | C9H9ClO4S |
| Molecular Weight | 248.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5-(chlorosulfonyl)-2-ethylbenzoic acid (CAS 866358-16-9) pharmaceutical standards reference standard. Molecular formula: C9H9ClO4S. Molecular weight: 248.68 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C9H9ClO4S |
| Molecular Weight | 248.68 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.) | 1987 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related chlorosulfonyl Standards
- 4-(Chlorosulfonyl)phenyl propionate (CAS 1029717-21-2)
- Ethyl 2-(chlorosulfonyl)benzoate (CAS 103008-54-4)
- 4-Chlorosulfonyl-benzoic acid ethyl ester (CAS 10486-51-8)
- Methyl 2-(chlorosulfonyl)-5-methylbenzoate (CAS 1153230-09-1)
- Methyl 3-(chlorosulfonyl)-5-methylbenzoate (CAS 1154149-31-1)
- 4-Methyl-2-chlorosulfonyl-benzoic acid methyl ester, 97% (CAS 1188087-56-0)
- Methyl 2-(chlorosulfonyl)-3-methylbenzoate (CAS 126535-26-0)
- Methyl 4-((chlorosulfonyl)methyl)benzoate (CAS 130047-14-2)
Recommended Standards
- 5-(Chlorosulfonyl)-2,4-dimethylbenzoic acid (CAS 313346-23-5)
- 5-Acetyl-2-methoxybenzene-1-sulfonyl chloride (CAS 85276-41-1)
- 5-(Chlorosulfonyl)-2,3-dimethylbenzoic acid (CAS 313346-22-4)
- 9-Butyl-6-(octylthio)-9H-purine (CAS 15923-50-9)
- Ethyl 4-hydroxybenzo[4,5]thieno-[2,3-d]pyrimidine-6-carboxylate 1537184-71-6 (CAS 1537184-71-6)
- 6-(Difluoromethyl)-3-methyl-4,5,6,7-tetrahydrobenzofuran-4-ol (CAS 1706430-55-8)
- (S)-1-(2-Chlorophenyl)-2,2,2-trifluoroethan-1-amine (CAS 1213334-74-7)
- 4-Acetyl-N-(3-methyl-1-phenyl-1H-pyrazol-5-yl)benzenesulfonamide (CAS 494189-46-7)
- n-(4,5,6,7-Tetrahydrothiazolo[5,4-c]pyridin-2-yl)thiophene-2-carboxamide (CAS 1082576-98-4)
- Semaglutide Impurity 163 (x TFA Salt) (CAS CATO-C4X-2226163)
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