3-(Chlorosulfonyl)-4-iodobenzoic acid CAS 402934-49-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 402934-49-0 |
| Molecular Formula | C7H4ClIO4S |
| Molecular Weight | 346.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(Chlorosulfonyl)-4-iodobenzoic acid (CAS 402934-49-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H4ClIO4S. Molecular weight: 346.53 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H4ClIO4S |
| Molecular Weight | 346.53 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| 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.) | 2025 |
| Halogen Content | Cl/I-containing |
| Sulfur Atoms | 1 |
Related Chlorosulfonyl Standards
- 4-(chlorosulfonyl)phenyl 4-methylbenzenesulfonate (CAS 121347-21-5)
- Benzyl 4-(2-(chlorosulfonyl)ethyl)piperazine-1-carboxylate (CAS 1196157-58-0)
- Methyl 3-(chlorosulfonyl)-4-(isopropylsulfonyl)thiophene-2-carboxylate (CAS 423768-47-2)
- Ethyl 3-(chlorosulfonyl)-4-(p-tolyl)thiophene-2-carboxylate (CAS 1291486-89-9)
- Benzyl 1-((chlorosulfonyl)methyl)-7-azabicyclo[2.2.1]heptane-7-carboxylate (CAS 2138392-11-5)
- Ethyl 4-(chlorosulfonyl)-2,5-dimethyl-1-phenyl-1H-pyrrole-3-carboxylate (CAS 306936-28-7)
- Benzyl (3-(chlorosulfonyl)-5-methylpyridin-2-yl)carbamate (CAS 2680660-26-6)
- 2-(3-(Chlorosulfonyl)benzamido)benzoic acid (CAS 183871-39-8)
Recommended Standards
- 2-Chloro-3-heptafluoropropoxy-3,4,4,4-tetrafluorobut-1-ene (CAS 261503-69-9)
- 4-(Phenylmethoxy)-benzenebutanol 1-Mmethanesulfonate (CAS 202595-06-0)
- 2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne (CAS 203642-77-7)
- 2-(Benzothiazol-2-ylamino)-4-methylsulfanylbutyricacid (CAS 436810-97-8)
- Dimethachlor-ethane sulfonic acid (ESA) sodium (CAS 1231710-75-0)
- Ethyl 6-hydroxy-2-phenyl-4-(4-(trifluoromethyl)phenyl)-4,5-dihydropyrimidine-5-carboxylate (CAS 477867-28-0)
- (2R,6S)-2,6-Bis(2,2,2-trifluoroethyl)piperazine (CAS 1240601-69-7)
- 7-tert-Butyl 1-ethyl 3-oxo-2,3,5,6-tetrahydroimidazo[1,5-a]pyrazine-1,7(8H)-dicarboxylate (CAS 2512865-12-0)
- Arohynapene B (CAS 154445-09-7)
- Semaglutide Impurity 2 (CAS CATO-C4X-22262)
Why CATO?
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