Description

Butanoic Acid, 2,2,3,3,4,4-Hexafluoro- is a highly fluorinated derivative of butyric acid, characterized by its strong acidity and unique perfluoroalkyl segment. This compound is a critical building block in advanced organic synthesis, valued for its ability to introduce fluorine atoms and modify the physicochemical properties of target molecules. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty materials industries for developing novel active ingredients and high-performance polymers.

Application

• Pharmaceutical Intermediate: Serves as a key synthon for the preparation of fluorinated active pharmaceutical ingredients (APIs), enhancing metabolic stability and bioavailability.
• Agrochemical Synthesis: Used in the development of next-generation herbicides and pesticides, where the fluorine atoms contribute to improved efficacy and environmental persistence.
• Fluorinated Polymer & Material Science: Acts as a monomer or modifier in the synthesis of specialty fluoropolymers, coatings, and surfactants with exceptional chemical resistance and low surface energy.
• Organic Synthesis & Catalysis: Employed as a reagent or catalyst component in various fluorination and coupling reactions to construct complex molecular architectures.
• Liquid Crystal & Electronic Chemicals: Utilized in the production of fluorinated liquid crystals and dielectric fluids for display technologies and advanced electronics.

Basic Information

Product Name	Butanoic Acid, 2,2,3,3,4,4-Hexafluoro-
CAS No.	679-12-9
Molecular Formula	C₄H₂F₆O₂
Molecular Weight	196.05 g/mol
Synonyms	Perfluorobutyric Acid; 2,2,3,3,4,4-Hexafluorobutanoic Acid; Heptafluorobutyric Acid (Note: Common but technically incorrect for C4 chain); HFBA; 4,4,5,5,6,6,6-Heptafluorohexanoic Acid (isomeric); Nonafluorobutanoic Acid (incorrect for this specific isomer); PFBA (in some contexts); FC-329
EINECS	211-671-1

Quality Control

Our Butanoic Acid, 2,2,3,3,4,4-Hexafluoro- is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including assay by titration or GC, identity confirmation by FT-IR, and quantification of key impurities by GC or HPLC. A detailed Certificate of Analysis (COA) is provided with every shipment, ensuring traceability and compliance with your research or production specifications.

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 a strong acid/organic solvent; ensure containers are kept tightly sealed to exclude moisture and are compatible with acidic compounds. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC or Titration)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Total impurities ≤ 2.0%
Refractive Index (n20/D)	1.300 - 1.320
Density (g/mL at 20°C)	1.60 - 1.65

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