Description

Decafluoro-4-(Pentafluoroethyl)Cyclohexanesulfonic Acid Potassium Salt is a high-purity, perfluorinated sulfonate salt characterized by its exceptional chemical and thermal stability. This compound is valued for its role as a key intermediate and functional additive in advanced material synthesis, where its unique fluorinated structure imparts critical performance properties. It is primarily utilized by manufacturers in the specialty chemical, electronics, and advanced polymer industries.

Application

• Electrolyte Additive: Used in lithium-ion battery formulations to enhance electrolyte stability and improve high-voltage performance.
• Surface Treatment Agent: Imparts oil, water, and stain repellency to textiles, coatings, and specialty papers.
• Polymer Modification: Serves as a monomer or additive for synthesizing fluorinated polymers with enhanced chemical resistance and low surface energy.
• Catalyst & Ligand Precursor: Acts as a building block for creating highly stable anionic ligands in coordination chemistry and catalysis.
• Electronic Chemicals: Employed in the formulation of etching solutions, cleaning agents, or photoresists for semiconductor manufacturing.
• Specialty Surfactants: Functions as a key component in high-performance fluorosurfactants for demanding industrial applications.

Basic Information

Product Name	Decafluoro-4-(Pentafluoroethyl)Cyclohexanesulfonic Acid Potassium Salt
CAS No.	335-24-0
Molecular Formula	C8F15KO3S
Molecular Weight	506.21 g/mol
Synonyms	Potassium Perfluoro(4-ethylcyclohexanesulfonate); Potassium 1,1,2,2,3,3,4,5,5,5-Decafluoro-4-(pentafluoroethyl)cyclohexane-1-sulfonate; 4-(Pentafluoroethyl)perfluorocyclohexanesulfonic Acid Potassium Salt; FC-98 (Potential trade name); PFECHS Potassium Salt; Perfluorinated Cyclohexyl Sulfonate Salt; Potassium (Perfluoro-4-ethylcyclohexyl)sulfonate
EINECS	Contact for details

Quality Control

Our Decafluoro-4-(Pentafluoroethyl)Cyclohexanesulfonic Acid Potassium Salt is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR, to ensure it meets precise customer specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to prevent degradation. Keep away from incompatible materials such as strong acids and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm
Fluoride Ion (F⁻)	≤ 100 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.