Description

3,4,4,4-Tetrafluoro-3-Trifluoromethyl-1-Butyne is a highly fluorinated alkyne building block of significant interest in advanced organic synthesis. Its unique structure, featuring a terminal alkyne group adjacent to a perfluorinated carbon chain, makes it a valuable precursor for introducing fluorinated moieties into complex molecules. This compound is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and specialty materials sectors who require precise fluorination to modify the properties of target compounds.

Application

• Pharmaceutical Intermediate: Serves as a key synthon for the development of novel active pharmaceutical ingredients (APIs) where fluorination is used to enhance metabolic stability, bioavailability, or membrane permeability.
• Agrochemical Synthesis: Employed in the research and production of advanced herbicides, pesticides, and fungicides, leveraging fluorine's ability to increase biological activity and environmental persistence.
• Fluoropolymer Modification: Acts as a monomer or co-monomer in the synthesis of specialized fluoropolymers and elastomers with enhanced chemical resistance, thermal stability, and low surface energy.
• Liquid Crystal & Electronic Materials: Used in the creation of fluorinated liquid crystals and organic semiconductors for display technologies and electronic devices, where fluorine atoms help tune electronic properties and improve stability.
• Catalyst Ligand Development: Functions as a precursor for synthesizing novel fluorinated ligands used in catalysis, potentially improving catalyst performance and selectivity in various chemical transformations.
• Surface Treatment Agents: A building block for creating fluorinated surfactants and surface modifiers that impart oil, water, and stain repellency to textiles, coatings, and other materials.

Basic Information

Product Name	3,4,4,4-Tetrafluoro-3-Trifluoromethyl-1-Butyne
CAS No.	24690-53-7
Molecular Formula	C5HF7
Molecular Weight	218.05 g/mol
Synonyms	1-Butyne, 3,4,4,4-tetrafluoro-3-(trifluoromethyl)-; 3,4,4,4-Tetrafluoro-3-(trifluoromethyl)-1-butyne; Perfluoro-tert-butylacetylene; 1,1,1,2,2-Pentafluoro-2-(trifluoromethyl)-3-butyne; (Perfluoro-tert-butyl)acetylene; PFTBA; Heptafluoro-tert-butylacetylene
EINECS	Contact for details

Quality Control

Our 3,4,4,4-Tetrafluoro-3-Trifluoromethyl-1-Butyne is produced and handled under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC, NMR, and FTIR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are available upon request. We are committed to supplying material that meets the exacting standards required for research and industrial synthesis.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile nature, store in a cool, well-ventilated place, preferably at 2-8°C (refrigerated) for long-term stability. Keep away from heat, sparks, open flames, and hot surfaces. The container must be kept tightly sealed in an upright position.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%

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