4-(Chlorosulfonyl)-3-methoxybenzoic acid CAS 503446-60-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 503446-60-4 |
| Molecular Formula | C8H7ClO5S |
| Molecular Weight | 250.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Chlorosulfonyl)-3-methoxybenzoic acid (CAS 503446-60-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H7ClO5S. Molecular weight: 250.66 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H7ClO5S |
| Molecular Weight | 250.66 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.) | 1984 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chlorosulfonyl Standards
- Methyl 3-(chlorosulfonyl)-4-hydroxybenzoate (CAS 1889107-61-2)
- 3-(chlorosulfonyl)-2-hydroxy-5-methylbenzoic acid (CAS 926214-03-1)
- 5-(Chlorosulfonyl)-2-hydroxy-4-methylbenzoic acid (CAS 926270-90-8)
- Methyl 5-(chlorosulfonyl)-2-hydroxybenzoate (CAS 60638-81-5)
- 2-(CHLOROSULFONYL)BENZENETRIFLUORIDE 2-(CHLOROSULPHONYL)BENZOTRIFLUORIDE 2-(TRIFLUOROMETHYL)BENZENE-1-SULFONYL CHLORIDE 2-(TRIFLUOROMETHYL)BENZENESULFONYL CHLORIDE 2-(TRIFLUOROMETHYL)BENZENESULPHONYL CHLORIDE 2-Trifluoromethylbenzenesulfonyl chloride 776-04-5 AKOS BBS-00006972 ALPHA,ALPHA,ALPHA-TRIFLUOROTOLUENE-2-SULFONYL CHLORIDE AS03690 BUTTPARK 97\57-90 O-(TRIFLUOROMETHYL)BENZENESULFONYL CHLORIDE TIMTEC-BB SBB042825 (CAS 776-04-5)
- Methyl 4-(chlorosulfonyl)-6-methylpicolinate (CAS 1393551-01-3)
- methyl 5-(chlorosulfonyl)-2-methylpyridine-3-carboxylate (CAS 1784680-77-8)
- (Chlorosulfonyl)carbamic Acid Benzyl Ester (CAS 89979-13-5)
Recommended Standards
- 3-Chloro-4-methyl-5-nitrobenzene-1-sulfonamide (CAS 861560-71-6)
- 4-Chloro-N-methyl-2-nitrobenzenesulfonamide (CAS 89793-18-0)
- 2-Chloro-N-methyl-5-nitrobenzenesulfonamide (CAS 89793-16-8)
- 2-(1H-Tetrazol-5-yl)pyridine (CAS 33893-89-9)
- (4-Methylbenzyl)cyanamide (CAS 98952-71-7)
- N-Butyl-N-(furan-2-yl)cyclohexanecarboxamide (CAS 62187-39-7)
- 1-(1-piperidyl)piperidine-4-carbaldehyde (CAS 63214-58-4)
- 2,2,3,3-Tetrafluoropropanoic anhydride (CAS 337-83-7)
- N,N'-((1R,4S)-cyclohex-2-ene-1,4-diyl)dibenzamide (CAS 2053651-94-6)
- D-[Ser]8-Semaglutide (CAS CATO-C4X-2226207)
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