2795-31-5 potassium,4-fluoro-3-nitrobenzenesulfonic acid CAS 2795-31-5
| CAS No. | 2795-31-5 |
| Molecular Formula | C6H4FNO5S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2795-31-5 potassium,4-fluoro-3-nitrobenzenesulfonic acid (CAS 2795-31-5) is a high-purity analytical reference standard with the molecular formula C6H4FNO5SK and a molecular weight of 260.26 g/mol.
Based on its molecular formula C6H4FNO5SK, 2795-31-5 potassium,4-fluoro-3-nitrobenzenesulfonic acid contains a carbohydrate-derived structure, an amide group, a sulfone group, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 260.26 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).
CATO manufactures 2795-31-5 potassium,4-fluoro-3-nitrobenzenesulfonic 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 | C6H4FNO5S K |
| Molecular Weight | 260.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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; Light-sensitive; avoid direct strong light; 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.) | 1957 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related potassium Standards
- 4-[(2-Fluoro-4-nitrophenoxy)methyl]-1-methylpiperidine (CAS 1000052-54-9)
- 3-Fluoro-4-((1-methylpiperidin-4-yl)methoxy)aniline (CAS 1000053-56-4)
- 2-Fluoro-5-iodo-4-methoxybenzoic acid (CAS 1000162-78-6)
- Ethyl 4-fluoro-3-ethoxybenzoate (CAS 1000207-63-5)
- 6-fluoro-4-iodo-1H-benzo[d]imidazole (CAS 1000308-33-7)
- 2-Fluoro-3-hydroxybenzonitrile (CAS 1000339-24-1)
- 1-(5-Fluoro-2-methylphenyl)pyrrolidine (CAS 1000339-32-1)
- 3-Fluoro-2-nitrobenzoic Acid (CAS 1000339-51-4)
Recommended Standards
- (3,6-Dimethylpyrazine-2,5-diyl)dimethanol (CAS 909708-65-2)
- 5-Ethoxy-2-fluoro-3-(trifluoromethyl)phenol (CAS 1881328-78-4)
- 5-Methyl-2-(p-tolyl)pyridine (CAS 85237-71-4)
- 3-Chloro-4-(5-isopropyl-2-methylphenoxy)aniline (CAS 946729-73-3)
- Bis(4-chlorobutyl) Ether (CAS 6334-96-9)
- 2-(4-Fluorophenyl)-2,4,5,7-tetrahydropyrano[3,4-c]pyrazol-3-ol (CAS 1780014-20-1)
- Avanafil Impurity 52 (CAS CATO-C4X-111852)
- Tert-butyl 2-chloro-5-nitrobenzoate (CAS 55233-05-1)
- Prilocaine Impurity 14 (CAS 120-66-1)
- Semaglutide impurity 29 (CAS CATO-C4X-222629)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com