Description

Perfluoroisobutyric Acid is a highly fluorinated carboxylic acid characterized by its strong acidity and unique perfluorinated alkyl chain. This compound is a critical building block in advanced chemical synthesis, valued for its ability to impart exceptional chemical and thermal stability, as well as hydrophobic and oleophobic properties, to final products. It is primarily utilized by manufacturers in the pharmaceutical, agrochemical, and specialty materials sectors for creating high-performance fluorinated intermediates, surfactants, and polymers.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring enhanced metabolic stability and bioavailability.
• Agrochemical Synthesis: Used to manufacture advanced fluorinated pesticides and herbicides, where the fluorine atoms improve efficacy and environmental persistence.
• Fluorinated Surfactant Production: Serves as a raw material for creating high-performance surfactants and emulsifiers used in demanding industrial and electronic applications.
• Polymer Modification: Incorporated as a monomer or modifier to produce fluoropolymers with superior chemical resistance, low surface energy, and thermal stability.
• Specialty Chemical Synthesis: An essential reagent for preparing other perfluorinated compounds, dyes, and liquid crystals.
• Surface Treatment Agent: Used in formulations to create oil-, water-, and stain-repellent coatings for textiles, paper, and electronics.

Basic Information

Product Name	Perfluoroisobutyric Acid
CAS No.	335-10-4
Molecular Formula	C4HF7O2
Molecular Weight	214.04 g/mol
Synonyms	Perfluoro-2-methylpropanoic Acid; 1,1,1,3,3,3-Hexafluoro-2-(trifluoromethyl)propanoic Acid; Heptafluoroisobutyric Acid; PFIBA; 2-(Trifluoromethyl)-3,3,3-trifluoropropanoic Acid; Perfluoro-tert-butylcarboxylic Acid; HFIBA; Perfluoroisobutanoic Acid
EINECS	206-386-6

Quality Control

Our Perfluoroisobutyric Acid is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure it meets high-purity standards suitable for sensitive synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong bases and oxidizing agents. Due to its nature as a strong acid/organic solvent and high volatility, containers must be kept tightly sealed and upright to prevent leakage and vapor release. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.285 - 1.295
Density (20°C)	1.65 - 1.75 g/mL

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