1-Fluoro-4-((methylsulfonyl)methyl)benzene CAS 5925-83-7
| CAS No. | 5925-83-7 |
| Molecular Formula | C8H9FO2S |
| Molecular Weight | 188.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Fluoro-4-((methylsulfonyl)methyl)benzene (CAS 5925-83-7) is a high-purity analytical reference standard with the molecular formula C8H9FO2S and a molecular weight of 188.22 g/mol.
Based on its molecular formula C8H9FO2S, 1-Fluoro-4-((methylsulfonyl)methyl)benzene contains a sulfone group, a carboxylic acid group, 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 188.22 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.
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-Fluoro-4-((methylsulfonyl)methyl)benzene 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 | C8H9FO2S |
| Molecular Weight | 188.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
Related Fluoro Standards
- 1-Fluoro-2-((methylsulfonyl)methyl)benzene (CAS 25195-45-3)
- 1-Fluoro-3-((methylsulfonyl)methyl)benzene (CAS 25195-47-5)
- 2-Fluoro-4-(methylsulfonyl)toluene (CAS 828270-60-6)
- 2-Fluoro-5-(methylsulfonyl)toluene (CAS 828270-58-2)
- 2-Fluoro-6-(methylsulfonyl)toluene (CAS 828270-59-3)
- 4-Fluoro-2-(methylsulfonyl)toluene (CAS 828270-66-2)
- 4-Fluoro-2-methyl-1-(methylsulfonyl)benzene (CAS 828270-62-8)
- Ethyl 2-fluoro-2-(thiophen-2-yl)acetate (CAS 94744-60-2)
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