Description

Potassium Trifluoromethanesulfonate is a versatile organometallic reagent and a key source of the triflate anion. This high-purity salt is valued for its exceptional nucleofugal properties and stability, making it a superior alternative to traditional halides in demanding synthetic transformations. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable, high-performance building blocks for catalysis and fine chemical synthesis. Potassium Trifluoromethanesulfonate CAS NO 2926-27-4 is a critical component for facilitating challenging bond-forming reactions under mild conditions.

Application

• Pharmaceutical Intermediate Synthesis: A crucial reagent for the preparation of active pharmaceutical ingredients (APIs), particularly in palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Heck, Stille).
• Catalyst and Ligand Preparation: Used to generate metal triflate catalysts and as a counterion in phase-transfer catalysis for organic transformations.
• Polymer and Material Science: Serves as a monomer or initiator in the synthesis of specialty polymers, including ion-conductive materials and high-performance resins.
• Agrochemical Manufacturing: Employed in the synthesis of complex herbicide and pesticide molecules where robust leaving groups are required.
• Electrolyte Additive: Investigated for use in lithium-ion battery electrolytes to enhance stability and performance at high voltages.
• Organic Synthesis Reagent: Functions as a stable triflating agent to convert alcohols, phenols, and enolates into their corresponding triflate esters, which are excellent electrophiles.

Basic Information

Product Name	Potassium Trifluoromethanesulfonate
CAS No.	2926-27-4
Molecular Formula	CF3KO3S
Molecular Weight	188.17 g/mol
Synonyms	Potassium Triflate; Trifluoromethanesulfonic Acid Potassium Salt; Potassium Trifluoromethanesulphonate; Potassium Perfluoroalkanesulfonate; CF3SO3K; Potassium Trifluoromethylsulfonate; KOTf
EINECS	220-877-8

Quality Control

Our Potassium Trifluoromethanesulfonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets the highest standards for purity and consistency, suitable for sensitive applications like pharmaceutical R&D and catalysis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles (including heavy metals and related substances) is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation and caking.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 99.0%
Water Content (KF)	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm
Chloride (Cl)	≤ 50 ppm
Sulfate (SO4)	≤ 100 ppm
Residue on Ignition	≤ 0.1%

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