Description

Potassium nonafluorobutanesulfonate (CAS No. 29420-49-3) is a highly specialized fluorinated organic compound with the molecular formula C₄F₉KO₃S. This white crystalline powder is widely recognized for its exceptional thermal stability, chemical inertness, and solubility in polar solvents, making it a valuable reagent in advanced chemical synthesis and materials science. As a perfluorinated sulfonate salt, it serves as a key intermediate in the production of surfactants, electrolytes, and catalysts. Its unique properties also make it suitable for applications in lithium-ion battery electrolytes, where it enhances conductivity and stability. With a purity of ≥98%, this high-quality product is rigorously tested to meet the stringent requirements of research and industrial applications. Store in a cool, dry place away from moisture and incompatible materials.

Properties

• CAS Number: 29420-49-3
• Complexity: 393
• IUPAC Name: potassium;1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulfonate
• InChI: InChI=1S/C4HF9O3S.K/c5-1(6,3(9,10)11)2(7,8)4(12,13)17(14,15)16;/h(H,14,15,16);/q;+1/p-1
• InChI Key: LVTHXRLARFLXNR-UHFFFAOYSA-M
• Exact Mass: 337.90614997
• Molecular Formula: C4F9KO3S
• Molecular Weight: 338.19
• SMILES: C(C(C(F)(F)S(=O)(=O)[O-])(F)F)(C(F)(F)F)(F)F.[K+]
• Topological: 65.6
• Monoisotopic Mass: 337.90614997
• Physical Description: Pellets or Large Crystals
• Synonyms: 29420-49-3, Potassium nonafluoro-1-butanesulfonate, potassium perfluorobutanesulfonate, Potassium nonafluorobutanesulfonate, Potassium nonaflate, Potassium Perfluoro-1-butanesulfonate, potassium perfluorobutylsulfonate, FJ9CR7RJSJ, 1-Butanesulfonic acid, 1,1,2,2,3,3,4,4,4-nonafluoro-, potassium salt, perfluorobutanesulfonic acid potassium salt, PFBSA, PPFBS, DTXSID3037707, PFBS-K, EINECS 249-616-3, DTXCID1017707, 1,1,2,2,3,3,4,4,4-Nonafluorobutane-1-sulfonic acid, potassium salt, 1-Butanesulfonic acid, 1,1,2,2,3,3,4,4,4-nonafluoro-, potassium salt (1:1), Potassium 1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulphonate, NANOFLUOROBUTANESULFONIC ACID POTASSIUM SALT, NONAFLUORO-1-BUTANESULFONATE POTASSIUM SALT, NONAFLUOROBUTANESULFONIC ACID POTASSIUM SALT, Potassium 1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulfonate, potassium perfluorobutane sulfonate, Perfluorobutane sulfonic acid potassium salt, MFCD00007515, potassium;1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulfonate, PERFLUOROBUTANESULFONIC ACID POTASSIUM, potassiumnonafluoro-1-butanesulfonate, UNII-FJ9CR7RJSJ, NCGC00163903-03, C4F9KO3S, PPBS, Potassium nonafluorobutane-1-sulphonate, Nonafluoro-1-butanesulfonic acid potassium salt, SCHEMBL126340, CHEMBL1884734, MSK9508, potassium perfluorobutanesulphonate, Potassium nonafluorobutanesulphonate, CS-B0900, Tox21_400051, AKOS005063775, AKOS015961486, AC-1557, FP34377, SB66823, NCGC00163903-01, NCGC00163903-02, AS-14844, SY036166, CAS-29420-49-3, DB-023257, N0711, NS00083450, Potassium nonafluoro-1-butanesulfonate, 98%, Perfluoro-1-butanesulfonic Acid Potassium Salt, Q27278019, Potassium perfluoro-1-butanesulfonate 50 microg/mL in Methanol, Nonafluoro-1-butanesulfonic acid potassium salt;Potassium nonaflate, Potassium perfluoro-1-butanesulfonate 50 microg/mL in Methanol, 1,1,2,2,3,3,4,4,4-NONAFLUORO-1-BUTANESULFONIC ACID, POTASSIUM SALT

Potassium nonafluorobutanesulfonate is primarily used as a precursor in the synthesis of perfluorinated surfactants and ion-exchange materials. In electrochemistry, it acts as a conductive salt in lithium-ion batteries, improving performance under extreme conditions. Researchers also employ it as a catalyst or additive in organic synthesis due to its strong electron-withdrawing properties. Additionally, it finds use in analytical chemistry as a standard or reference material for mass spectrometry and chromatography.

Safety and Hazards

GHS Hazard Statements

• H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]

Precautionary Statements

• P264+P265, P280, P305+P351+P338, and P337+P317

Hazard Classes and Categories

• Skin Irrit. 2 (47.8%)
• Eye Dam. 1 (50.7%)
• Eye Irrit. 2 (47.1%)
• STOT SE 3 (46.4%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.