4-Chloro-2-fluorobenzenesulfonyl chloride CAS 141337-26-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 141337-26-0 |
| Molecular Formula | C6H3Cl2FO2S |
| Molecular Weight | 229.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Chloro-2-fluorobenzenesulfonyl chloride (CAS 141337-26-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H3Cl2FO2S. Molecular weight: 229.06 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H3Cl2FO2S |
| Molecular Weight | 229.06 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 3-Chloro-5-fluorobenzenesulfonyl chloride (CAS 1131397-73-3)
- 2-Chloro-6-fluorobenzene-1-sulfonyl chloride (CAS 1208075-25-5)
- 7-Chloro-2-(chloromethyl)pyrido[1,2-a]pyrimidin-4-one (CAS 162469-87-6)
- 2-Chloro-n-(5-chloro-2-cyanophenyl)acetamide (CAS 189083-68-9)
- 2-Chloro-3-fluorobenzenesulfonyl chloride (CAS 504424-79-7)
- 2-Chloro-4-fluorobenzenesulfonyl Chloride (CAS 85958-57-2)
- 2-Chloro-5-fluorobenzenesulfonyl Chloride (CAS 82875-86-3)
- 3-Chloro-2-(chloromethyl)-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 87779-03-1)
Recommended Standards
- 2,5-Dichlorobenzenesulfonyl fluoride (CAS 1373233-39-6)
- 5-(3,5-Dichlorophenyl)isoxazol-3-amine (CAS 1466076-69-6)
- Methyl 3-(3,5-dichlorophenyl)prop-2-ynoate (CAS 1344359-12-1)
- 7-Iodoquinazoline (CAS 1425310-59-3)
- 3-Amino-5,6-dimethylthieno[2,3-b]pyridine-2-carboxylic acid (CAS 1706465-15-7)
- 2-{[(2-chloro-1,3-thiazol-5-yl)methyl]sulfanyl}pyridin-1-ium-1-olate (CAS 478246-66-1)
- (R)-1-(Azetidin-3-yl)pyrrolidin-3-ol hydrochloride (CAS 1449131-16-1)
- Ethyl 5-(tert-butyl)-2,4-dihydroxybenzoate (CAS 1353502-28-9)
- Mal-C2-NHS ester (CAS 103750-03-4)
- ([13C6]Leu14)-Glucagon (1-29) (human, rat, porcine) trifluoroacetate salt (CAS 1802078-39-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com