Description

Tetrafluoroethanesulfonic Acid CAS NO 464-14-2 is a highly acidic perfluorinated sulfonic acid derivative, valued for its exceptional strength and stability as a superacid catalyst. This compound is crucial for facilitating challenging organic transformations where conventional acids are ineffective or lead to decomposition. It is primarily needed by researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for synthesis, catalysis, and as a key reagent in fluorination chemistry.

Application

• Superacid Catalyst in organic synthesis for alkylation, acylation, and condensation reactions.
• Reagent in Fluorination Chemistry, serving as a precursor or catalyst in the introduction of fluorine atoms into target molecules.
• Electrolyte Component in specialized electrochemical applications and fuel cell research.
• Pharmaceutical Intermediate for the synthesis of active pharmaceutical ingredients (APIs) requiring robust acidic conditions.
• Polymerization Catalyst in the production of high-performance fluoropolymers and specialty plastics.
• Laboratory Reagent for academic and industrial R&D in synthetic and physical organic chemistry.

Basic Information

Product Name	Tetrafluoroethanesulfonic Acid
CAS No.	464-14-2
Molecular Formula	C2HF4O3S
Molecular Weight	184.08 g/mol
Synonyms	1,1,2,2-Tetrafluoroethanesulfonic Acid; Perfluoroethanesulfonic Acid; TFESA; Tetrafluoroethylsulfonic Acid; 2,2,2-Trifluoro-1,1-ethanedisulfonic Acid (tautomer); Ethanesulfonic Acid, 1,1,2,2-tetrafluoro-; NSC 163066
EINECS	Contact for details

Quality Control

Our Tetrafluoroethanesulfonic Acid is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including assay by titration and impurity profiling, to ensure it meets the high-purity standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing purity, identity, and specific test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and a strong acid/organic solvent; containers must be kept tightly sealed to exclude moisture and stored separately from bases and reactive materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Titration)	≥ 98.0 %
Water Content (KF)	≤ 1.0 %
Related Impurities (HPLC)	≤ 2.0 % (total)

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