2,3,5,6-Tetrafluoro-4-sulfobenzoic acid CAS 125662-60-4
| CAS No. | 125662-60-4 |
| Molecular Formula | C7H2F4O5S |
| Molecular Weight | 274.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C7H2F4O5S, 2,3,5,6-Tetrafluoro-4-sulfobenzoic acid 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 274.15 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
2,3,5,6-Tetrafluoro-4-sulfobenzoic acid (CAS 125662-60-4) is a high-purity analytical reference standard with the molecular formula C7H2F4O5S and a molecular weight of 274.15 g/mol.
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 2,3,5,6-Tetrafluoro-4-sulfobenzoic acid 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 | C7H2F4O5S |
| Molecular Weight | 274.15 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
Related Tetrafluoro Standards
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- 1,2,3,5-Tetrafluoro-4-iodobenzene (CAS 13332-15-5)
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- Methyl 8-bromo-2-oxo-1,2,3,4-tetrahydroquinoxaline-6-carboxylate (CAS 2095181-32-9)
- Diazoxide-15N,13C2 (CAS 1329613-88-8)
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Why CATO?
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