1-chloro-2-[(trifluoromethyl)sulfanyl]benzene CAS 398-74-3
| CAS No. | 398-74-3 |
| Molecular Formula | C7H4ClF3S |
| Molecular Weight | 212.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 212.62 g/mol gives 1-chloro-2-[(trifluoromethyl)sulfanyl]benzene distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 1-chloro-2-[(trifluoromethyl)sulfanyl]benzene (CAS 398-74-3), a certified reference material (molecular formula C7H4ClF3S, MW 212.62 g/mol) for analytical method development and quality control.
Owing to sulfur-containing functionality, fluorine/chlorine substitution, an aromatic ring system, 1-chloro-2-[(trifluoromethyl)sulfanyl]benzene is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 212.62 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 1-chloro-2-[(trifluoromethyl)sulfanyl]benzene meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H4ClF3S |
| Molecular Weight | 212.62 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| 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 chloro Standards
- 1-Chloro-2-(difluoromethyl)naphthalene (CAS 1261451-50-6)
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Recommended Standards
- 1-chloranyl-4-(trifluoromethylsulfanyl)benzene 1-chloro-4-(trifluoromethylthio)benzene 407-16-9 A825253 (CAS 407-16-9)
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