1-{4-[(trifluoromethyl)sulfanyl]phenyl}ethan-1-ol CAS 21101-66-6
| CAS No. | 21101-66-6 |
| Molecular Formula | C9H9F3OS |
| Molecular Weight | 222.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies 1-{4-[(trifluoromethyl)sulfanyl]phenyl}ethan-1-ol (CAS 21101-66-6), a certified reference material (molecular formula C9H9F3OS, MW 222.23 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H9F3OS, 1-{4-[(trifluoromethyl)sulfanyl]phenyl}ethan-1-ol contains sulfur-containing functionality, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 222.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 1-{4-[(trifluoromethyl)sulfanyl]phenyl}ethan-1-ol 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 | C9H9F3OS |
| Molecular Weight | 222.23 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 |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 5-Chloro-1-(4-(hydroxymethyl)phenyl)-4-methyl-1H-pyrrole-2-carbonitrile (CAS 142015-93-8)
- 3-(Piperidin-1-ylsulfonyl)benzoic acid (CAS 7311-93-5)
- Benserazide Impurity 55 (CAS CATO-C4X-142755)
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- 1,2-Dimethyl-3,6-dinitrobenzene (CAS 70605-73-1)
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- 1-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-4-[2-nitro-4-(trifluoromethyl)phenyl]piperazine (CAS 338772-98-8)
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