Description

3,4,4,5,5,5-Hexafluoro-3-Trifluoromethyl-1-Pentyne is a highly fluorinated alkyne building block of significant interest in advanced materials and pharmaceutical research. Its unique structure, featuring a terminal alkyne group and a perfluorinated alkyl chain, makes it a valuable precursor for synthesizing complex fluorinated molecules. This compound is primarily sought by R&D chemists and process development scientists in the agrochemical, pharmaceutical, and specialty polymer industries. Its high volatility necessitates careful handling and specialized storage protocols to maintain purity and stability.

Application

• Advanced Material Synthesis: A key monomer for creating novel fluoropolymers with enhanced chemical resistance, thermal stability, and low surface energy properties.
• Agrochemical Intermediates: Used in the research and development of next-generation pesticides and herbicides, where fluorine atoms can improve bioavailability and environmental persistence.
• Pharmaceutical Building Block: Serves as a sophisticated synthon in medicinal chemistry for introducing fluorinated motifs into drug candidates to modulate metabolism, potency, and lipophilicity.
• Liquid Crystal & Electronic Materials: Employed in the synthesis of fluorinated liquid crystals and organic semiconductors for display and electronic applications.
• Surface Modification Agents: Acts as a precursor for creating highly hydrophobic and oleophobic surface coatings.
• Click Chemistry Reagent: The terminal alkyne group enables its use in copper-catalyzed azide-alkyne cycloaddition (CuAAC) reactions for bioconjugation and polymer functionalization.

Basic Information

Product Name	3,4,4,5,5,5-Hexafluoro-3-Trifluoromethyl-1-Pentyne
CAS No.	261503-79-1
Molecular Formula	C6HF9
Molecular Weight	244.06 g/mol
Synonyms	1-Pentyne, 3,4,4,5,5,5-hexafluoro-3-(trifluoromethyl)-; 3-(Trifluoromethyl)-3,4,4,5,5,5-hexafluoro-1-pentyne; Hexafluoro(trifluoromethyl)pentyne; Perfluoro-tert-butylacetylene; (Perfluoro-tert-butyl)acetylene; PFTB acetylene; 3,4,4,5,5,5-Hexafluoro-3-(trifluoromethyl)pentyne
EINECS	Contact for details

Quality Control

Our 3,4,4,5,5,5-Hexafluoro-3-Trifluoromethyl-1-Pentyne is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including GC, NMR, and FTIR, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, documenting critical specifications. Our commitment to reliable supply and traceability supports your R&D and scale-up processes with confidence.

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. For long-term storage, consider maintaining the container under an inert atmosphere (e.g., nitrogen or argon) to prevent potential degradation. Keep away from heat, sparks, and open flames.

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.