1-(4-Fluorophenyl)-2-[(2-{[2-(4-fluorophenyl)-2-oxoethyl]sulfanyl}ethyl)sulfanyl]ethan-1-one CAS 271772-52-2
| CAS No. | 271772-52-2 |
| Molecular Formula | C18H16F2O2S2 |
| Molecular Weight | 366.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
1-(4-Fluorophenyl)-2-[(2-{[2-(4-fluorophenyl)-2-oxoethyl]sulfanyl}ethyl)sulfanyl]ethan-1-one (CAS 271772-52-2), molecular formula C18H16F2O2S2 and molecular weight 366.45 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C18H16F2O2S2, 1-(4-Fluorophenyl)-2-[(2-{[2-(4-fluorophenyl)-2-oxoethyl]sulfanyl}ethyl)sulfanyl]ethan-1-one contains a steroid core, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 366.45 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.
Physical & Chemical Properties
| Molecular Formula | C18H16F2O2S2 |
| Molecular Weight | 366.45 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Sulfur Atoms | 2 |
Related Fluorophenyl Standards
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Recommended Standards
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- 2-((2,6-Difluorobenzyl)thio)-3-ethyl-5,6-dimethylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 578698-75-6)
- 2-(2-Methyl-9-oxo-5,6,7,9-tetrahydro-1H-dipyrrolo[1,2-a:3',2'-d]pyrimidin-1-yl)acetic acid (CAS 1708370-53-9)
- 3-Chloro-5-methoxypyridine 95881-83-7 Benzyl 4-hydroxytetrahydro-1(2H)-pyridinecarboxylate (CAS 95881-83-7)
- 6-Fluoro-1,2,3,4-tetrahydronaphthalen-1-amine hydrochloride (CAS 1373223-69-8)
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