1,1-Bis(4-fluorophenyl)-2-((4-fluorophenyl)sulfonyl)ethanol CAS 303152-06-9
| CAS No. | 303152-06-9 |
| Molecular Formula | C20H15F3O3S |
| Molecular Weight | 392.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 392.39 g/mol gives 1,1-Bis(4-fluorophenyl)-2-((4-fluorophenyl)sulfonyl)ethanol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1,1-Bis(4-fluorophenyl)-2-((4-fluorophenyl)sulfonyl)ethanol (CAS 303152-06-9), molecular formula C20H15F3O3S and molecular weight 392.39 g/mol, is a CATO reference standard with documented purity and traceability.
1,1-Bis(4-fluorophenyl)-2-((4-fluorophenyl)sulfonyl)ethanol (C20H15F3O3S) contains a steroid core, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; 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.
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), 1,1-Bis(4-fluorophenyl)-2-((4-fluorophenyl)sulfonyl)ethanol 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 | C20H15F3O3S |
| Molecular Weight | 392.39 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
Related Bis Standards
- (4-Fluorophenyl)(4-(3-(furan-2-yl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)piperazin-1-yl)methanone (CAS 1105219-26-8)
- N-(4-Fluorophenyl)-4-[4-(4-fluorophenyl)-1,3-thiazol-2-yl]benzamide (CAS 321430-16-4)
- (3-Fluorophenyl)(4-(6-(4-methoxyphenyl)pyridazin-3-yl)piperazin-1-yl)methanone (CAS 1040639-38-0)
- 4-(4-(Bis(4-fluorophenyl)methyl)piperazin-1-yl)benzaldehyde (CAS 914349-58-9)
- N-(4-fluorophenyl)-4-methyl-N-(2-morpholino-2-oxoethyl)benzenesulfonamide (CAS 333451-71-1)
- 2-((4-Fluorophenyl)sulfonamido)-N-(4-(trifluoromethoxy)phenyl)acetamide (CAS 400077-02-3)
- 1-(4-Fluorophenyl)-4-((3-methyl-4-propoxyphenyl)sulfonyl)piperazine (CAS 898650-52-7)
- 5-(4-Fluorophenyl)-7-(perfluoroethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-2-carbohydrazide (CAS 832739-62-5)
Recommended Standards
- 4-Phenyldinaphtho[2,1-d:1′,2′-f][1,3,2]dioxaphosphepin (CAS 158154-47-3)
- 2-(4-Methoxybenzyl)-N-(3-(trifluoromethyl)phenyl)thiazole-4-carboxamide (CAS 478030-38-5)
- (R)-2-(1-(benzyloxy)ethyl)-6-fluoro-3-(3-fluorophenyl)-4H-chromen-4-one (CAS 1479107-53-3)
- 3-(1-Pyrrolylmethyl)pyridine (CAS 80866-95-1)
- 3-Cyclopentylcyclobutane-1-carboxylic acid (CAS 66016-20-4)
- 7-(Difluoromethyl)-5-phenyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carbohydrazide (CAS 438220-44-1)
- N-((Diphenylphosphoryl)methyl)-N-methylbenzamide (CAS 144175-19-9)
- 3-(1H-indol-4-yl)propan-1-amine (CAS 3784-29-0)
- 4-[(4-ethoxyphenyl)sulfamoyl]benzoic acid (CAS 18813-87-1)
- Venetoclax Impurity 10 (CAS CATO-C4X-249510)
- (R)-4-Chloro-N-(quinuclidin-3-yl)benzamide hydrochloride (CAS 123464-89-1)
- 2-Methoxy-3-methylthiophene (CAS 33687-87-5)
- Pullulan (CAS 9057-02-7)
- Acetyl Tetrapeptide-5 (CAS 820959-17-9)
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