3,5-Difluoro-4-(trifluoromethyl)benzene-1-sulfonyl chloride CAS 1340212-34-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1340212-34-1 |
| Molecular Formula | C7H2ClF5O2S |
| Molecular Weight | 280.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,5-Difluoro-4-(trifluoromethyl)benzene-1-sulfonyl chloride (CAS 1340212-34-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H2ClF5O2S. Molecular weight: 280.60 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H2ClF5O2S |
| Molecular Weight | 280.60 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.) | 1991 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 2-(4,5-Dihydronaphtho[1,2-b]thiophen-2-yl)-5-((4-methylbenzyl)thio)-1,3,4-oxadiazole (CAS 478033-59-9)
- Methyl (1R,2S,3R)-2-((tert-butoxycarbonyl)amino)-3-hydroxycyclobutane-1-carboxylate (CAS 161140-06-3)
- Insulin Degludec Impurity 26 (CAS CATO-C4X-215726)
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