1-Ethanesulfonyl-3-fluorobenzene CAS 1020734-47-7
| CAS No. | 1020734-47-7 |
| Molecular Formula | C8H9FO2S |
| Molecular Weight | 188.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 1-Ethanesulfonyl-3-fluorobenzene (C8H9FO2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 188.22 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
1-Ethanesulfonyl-3-fluorobenzene (CAS 1020734-47-7), molecular formula C8H9FO2S and molecular weight 188.22 g/mol, is a CATO reference standard with documented purity and traceability.
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 manufactures 1-Ethanesulfonyl-3-fluorobenzene under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
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.) | 1988 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
Related Ethanesulfonyl Standards
- 1-(Ethanesulfonyl)-2-fluorobenzene (CAS 652170-25-7)
- 3-(Ethanesulfonyl)aniline (CAS 83164-93-6)
- 4-(Ethanesulfonyl)aniline (CAS 6334-01-6)
- 3-[(Ethanesulfonyl)methyl]piperidine (CAS 1018557-20-4)
- [(Ethanesulfonyl)methyl]benzene (CAS 772-47-4)
- (2R)-1-(Ethanesulfonyl)-2-methylpiperazine (CAS 1568167-85-0)
- 6-Ethanesulfonyl-hexylamine (CAS 1491652-20-0)
- 3-(Ethanesulfonyl)-n'-hydroxypropanimidamide (CAS 1216372-52-9)
Recommended Standards
- 7-Ethyl-4-methyl-2H-chromen-2-one (CAS 101999-44-4)
- 2,3-Dihydro-[1,4]dithiino[2,3-c]furan-5,7-dione (CAS 10489-75-5)
- 3-[5-(propan-2-yl)-1,3,4-oxadiazol-2-yl]propanoic acid (CAS 1019111-17-1)
- Methyl 6-acetoxyhexanoate (CAS 104954-58-7)
- Benzyl (4-(4-(benzo[d][1,3]dioxol-5-yl)-3-(6-methylpyridin-2-yl)-1H-pyrazol-1-yl)cyclohexyl)carbamate (CAS 746667-75-4)
- 2-(piperidin-1-yl)propane-1,3-diol hydrochloride (CAS 1989659-66-6)
- 2-Methylbenzo[d]oxazole-4-carboxylic acid (CAS 171861-87-3)
- Regadenoson Impurity 6 (CAS 313348-16-2)
- (2E)-1-(2,4-Dimethoxyphenyl)-3-(2,5-dimethoxyphenyl)prop-2-en-1-one (CAS 1383425-63-5)
- (2-methoxy-4-nitro-phenyl)methanol (CAS 136507-14-7)
- 3-(2-Methylphenyl)acryloyl chloride (CAS 15873-40-2)
- Mianserin Impurity 103 (CAS 745757-89-5)
- Tert-butyl ((4-(hydroxymethyl)tetrahydro-2H-pyran-4-yl)methyl)carbamate (CAS 1311369-28-4)
- Semaglutide impurity 36 (CAS CATO-C4X-222636)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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