| CAS No. | 1443352-93-9 |
| Molecular Formula | C13H8ClF3S |
| Molecular Weight | 288.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (4-Chloro-3-fluorophenyl)(2,4-difluorobenzyl)sulfane.
(4-Chloro-3-fluorophenyl)(2,4-difluorobenzyl)sulfane (CAS 1443352-93-9) is a high-purity analytical reference standard with the molecular formula C13H8ClF3S and a molecular weight of 288.72 g/mol.
Based on its molecular formula C13H8ClF3S, (4-Chloro-3-fluorophenyl)(2,4-difluorobenzyl)sulfane contains sulfur-containing functionality, fluorine/chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 288.72 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), (4-Chloro-3-fluorophenyl)(2,4-difluorobenzyl)sulfane 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.
| Molecular Formula | C13H8ClF3S |
| Molecular Weight | 288.72 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |