2,2-Difluoro-2-(3-(trifluoromethyl)phenyl)ethan-1-ol CAS 1781643-18-2
| CAS No. | 1781643-18-2 |
| Molecular Formula | C9H7F5O |
| Molecular Weight | 226.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,2-Difluoro-2-(3-(trifluoromethyl)phenyl)ethan-1-ol (C9H7F5O) contains a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 2,2-Difluoro-2-(3-(trifluoromethyl)phenyl)ethan-1-ol (CAS 1781643-18-2), a certified reference material (molecular formula C9H7F5O, MW 226.14 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2,2-Difluoro-2-(3-(trifluoromethyl)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 | C9H7F5O |
| Molecular Weight | 226.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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.) | 1994 |
| Halogen Content | F-containing |
Related Difluoro Standards
- 2,2-Difluoro-2-(4-(trifluoromethyl)phenyl)ethan-1-ol (CAS 1781189-72-7)
- 2,2-Difluoro-2-(2-(trifluoromethyl)phenyl)ethan-1-ol (CAS 1784932-43-9)
- 7,8-difluoro-3-nitroquinolin-4-ol (CAS 1955498-39-1)
- 2,6-Difluoro-4-methoxybenzenesulfonyl fluoride (CAS 2137682-45-0)
- 2,6-Difluoro-3-(trifluoromethyl)benzoic acid (CAS 1048921-49-8)
- 3,6-Difluoro-2-(trifluoromethyl)benzoic acid (CAS 111595-72-3)
- 2,5-Difluoro-3-(trifluoromethyl)benzoic acid (CAS 1186195-28-7)
- 2,6-Difluoro-4-(trifluoromethyl)benzoic acid (CAS 1309597-24-7)
Recommended Standards
- 3-(3,5-Difluorophenyl)-1,1,1-trifluoropropan-2-ol (CAS 1603473-47-7)
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- 2-(3,5-Difluoropyridin-2-yl)-2H-1,2,3-triazole-4-carboxylic acid (CAS 1431729-98-4)
- 1-Methoxy-4-(perfluoroethyl)benzene (CAS 14038-06-3)
- 3-Oxa-9-azabicyclo[3.3.1]nonan-7-one Hydrochloride (CAS 1126795-00-3)
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- (E)-2,3,4,5,5,5-hexafluoro-4-(trifluoromethyl)pent-2-enoyl chloride (CAS 207671-78-1)
- (S)-2-Cyclopropyl-1-(3-fluoro-4-methylphenyl)ethanamine (CAS 321840-50-0)
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- Prolactin-Releasing Peptide (12-31), rat (CAS 222988-10-5)
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