349-89-3 Benzenesulfonyl fluoride, p-chloro- Benzenesulfonyl fluoride, 4-chloro- (9CI) 4-11-00-00114 (Beilstein Handbook Reference) BRN 2091507 p-Chlorobenzenesulfonyl fluoride 4-Chlorobenzenesulfonyl fluoride 4-Chlorophenylsulfonyl fluoride NSC 12521 CAS 349-89-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 349-89-3 |
| Molecular Formula | C6H4ClFO2S |
| Molecular Weight | 194.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 349-89-3 Benzenesulfonyl fluoride, p-chloro- Benzenesulfonyl fluoride, 4-chloro- (9CI) 4-11-00-00114 (Beilstein Handbook Reference) BRN 2091507 p-Chlorobenzenesulfonyl fluoride 4-Chlorobenzenesulfonyl fluoride 4-Chlorophenylsulfonyl fluoride NSC 12521 (CAS 349-89-3) pharmaceutical standards reference standard. Molecular formula: C6H4ClFO2S. Molecular weight: 194.61 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C6H4ClFO2S |
| Molecular Weight | 194.61 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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.) | 1957 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Benzenesulfonyl Standards
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Recommended Standards
- 224317-64-0 5-Chloro-2-(2-propynyloxy)benzenecarbaldehyde 7669AD C10H7ClO2 (CAS 224317-64-0)
- Diethyl 2-chloromalonate (CAS 14064-10-9)
- Methyl 5-chloro-4-fluorothiophene-2-carboxylate (CAS 2089319-62-8)
- 3-Amino-6-(pyridin-4-yl)-N-[2-(trifluoromethyl)phenyl]thieno[2,3-b]pyridine-2-carboxamide (CAS 496019-29-5)
- (E)-8-styryl-7H-purin-6-amine (CAS 1189195-52-5)
- 4-(Neopentyloxy)pyridin-3-amine (CAS 1447961-62-7)
- 5-bromo-4-cyano-2-fluorobenzene-1-sulfonamide (CAS 1803607-02-4)
- 2-((4-Chloro-2,5-dimethoxyphenyl)sulfonyl)-1,2,3,4-tetrahydroisoquinoline (CAS 700851-57-6)
- 1-Methyl-4-phenyl-1H-benzo[f]indole-9-carbonitrile (CAS 339104-22-2)
- Peptide Impurity 09 X TFA Salt (CAS CATO-CPTD788809)
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