Perfluoropropoxyethylene: Properties, Uses & FAQs

Perfluoropropoxyethylene is a reactive perfluorinated vinyl ether monomer characterized by a fully fluorinated propoxy side chain attached to a vinyl group, making it a key building block in the synthesis of high-performance fluoropolymers and specialty coatings.

Chemical Class

Perfluorinated vinyl ether (perfluoroalkyl vinyl ether, PAVE)

Key Structural Feature

Terminal vinyl group conjugated with a perfluoropropoxy (–OCF₂CF₂CF₃) substituent; all hydrogens replaced by fluorine

Primary Research Application

Comonomer in fluoropolymer synthesis; precursor for ion-exchange membranes and chemical-resistant coatings

Reactivity

Undergoes radical and ionic polymerization via the vinyl ether moiety; copolymerizes readily with tetrafluoroethylene (TFE) and other fluoroolefins

Handling Hazard Class

Volatile, potentially toxic fluorinated compound; requires use in well-ventilated fume hood with appropriate PPE

Aladdin SKU

P1530072

What Is Perfluoropropoxyethylene?

Perfluoropropoxyethylene (also known as perfluoropropyl vinyl ether or PPVE) is a member of the perfluoroalkyl vinyl ether (PAVE) family. Its molecular structure consists of a vinyl group (CH₂=CF–) in which all hydrogen atoms are replaced by fluorine, linked through an ether oxygen to a perfluoropropyl chain (–CF₂CF₂CF₃). The resulting fully fluorinated architecture confers exceptional thermal stability, chemical inertness, and low surface energy—properties that are inherited by polymers derived from this monomer.

As a specialty fluorochemical, Perfluoropropoxyethylene occupies an important niche between simpler perfluoro monomers (e.g., tetrafluoroethylene) and more complex functional fluorinated compounds. It is supplied by Aladdin Scientific under SKU P1530072 for use in research and development settings.

Key Physical and Chemical Properties

Perfluoropropoxyethylene is a low-boiling, colorless liquid or gas at ambient conditions, consistent with other small perfluorinated vinyl ethers. Its complete fluorine substitution results in:

• High thermal stability: The C–F bond is one of the strongest in organic chemistry (~485 kJ/mol), giving fluoropolymers derived from this monomer excellent resistance to elevated temperatures.
• Outstanding chemical resistance: Negligible reactivity toward most acids, bases, and organic solvents.
• Low surface energy and hydrophobicity: Useful in non-stick and water-repellent coating applications.
• Low refractive index: Of interest in optical fiber cladding research.

Note: Specific numerical values for boiling point, density, and molecular weight are not confirmed in the source material provided. Researchers should consult the Aladdin product specification sheet (SKU P1530072) or the supplier certificate of analysis for verified physicochemical data.

Research and Industrial Applications

Perfluoropropoxyethylene serves primarily as a comonomer in fluoropolymer synthesis. Key application areas include:

1. Fluoropolymer modification: Copolymerization with tetrafluoroethylene (TFE) introduces flexible ether linkages into the PTFE backbone, reducing crystallinity and improving processability. The resulting copolymers are used in wire insulation, tubing, and chemical process equipment.
2. Ion-exchange membranes: Perfluorovinyl ether comonomers are foundational to the manufacture of perfluorosulfonic acid (PFSA) membranes used in proton exchange membrane fuel cells (PEMFCs) and electrolyzers.
3. Specialty coatings: Films derived from PAVE-containing polymers offer hydrophobic, oleophobic, and chemically resistant surfaces for laboratory equipment and semiconductor processing.
4. Optical applications: Low refractive index fluoropolymers find use in optical waveguides and fiber cladding layers.

All applications listed are consistent with the known chemistry of perfluoroalkyl vinyl ethers; researchers should verify suitability for specific use cases through independent testing.

Safe Handling, Storage, and Regulatory Considerations

As a volatile perfluorinated compound, Perfluoropropoxyethylene requires careful handling:

• Ventilation: Always work in a chemical fume hood. Inhalation of vapors from fluorinated vinyl ethers may cause respiratory irritation; thermal decomposition can release toxic perfluorinated gases (e.g., perfluoroisobutylene, PFIB).
• Personal Protective Equipment (PPE): Chemical-resistant gloves (e.g., nitrile or butyl rubber), safety goggles, and lab coat are the minimum requirements.
• Storage: Store under inert atmosphere (e.g., nitrogen or argon), in a cool, dry, well-ventilated location away from heat sources and ignition points. Keep containers tightly sealed.
• Regulatory status: Perfluorinated compounds are subject to increasing regulatory scrutiny in many jurisdictions (e.g., REACH in the EU, EPA PFAS frameworks in the US). Users are advised to check current local regulations before purchase and use.
• Disposal: Dispose of waste in accordance with local, national, and institutional regulations for halogenated organic compounds.

Specific GHS hazard classifications and official safety data should be obtained from the Aladdin SDS for P1530072. All safety information here is general guidance based on compound class.

Ordering and Product Specifications

Aladdin Scientific supplies Perfluoropropoxyethylene under a single SKU:

• SKU: P1530072
• Product name: Perfluoropropoxyethylene

To obtain a quote, check current stock availability, or request a certificate of analysis (CoA) and safety data sheet (SDS), please contact Aladdin Scientific directly through the product page or your regional sales representative. For bulk orders or custom packaging, procurement teams should inquire about volume pricing and lead times. All Aladdin reagents are subject to standard quality control procedures; batch-specific purity data is provided on the CoA shipped with each lot.

Purity grade, pack sizes, and pricing are not listed in the current source material and should be confirmed with Aladdin Scientific at the time of inquiry.

Frequently asked questions

What is Perfluoropropoxyethylene used for in research?

Perfluoropropoxyethylene is primarily used as a comonomer in the synthesis of fluoropolymers, where it introduces flexible perfluoroether segments into the polymer backbone. This improves processability compared to homopolymeric PTFE and enables applications in ion-exchange membranes (e.g., for fuel cells), specialty coatings, and low-refractive-index optical materials. Researchers also use it as a starting material for the preparation of other perfluorinated functional compounds.

How should Perfluoropropoxyethylene be stored to maintain stability?

Perfluoropropoxyethylene should be stored under an inert atmosphere (nitrogen or argon) in a tightly sealed container, kept in a cool, dry, and well-ventilated area away from heat, open flames, and strong oxidizers. These precautions prevent premature polymerization of the vinyl ether moiety and minimize vapor exposure. Always consult the Aladdin SDS for P1530072 for batch-specific storage recommendations.

Is Perfluoropropoxyethylene the same as PPVE (perfluoropropyl vinyl ether)?

Yes, Perfluoropropoxyethylene is commonly referred to as perfluoropropyl vinyl ether (PPVE) in the fluoropolymer literature. Both names describe the same compound: a vinyl ether in which the alkyl substituent is a perfluoropropyl (–CF₂CF₂CF₃) group. Researchers should verify the exact CAS number on the Aladdin product page for P1530072 to confirm identity before use.

What polymerization methods are compatible with Perfluoropropoxyethylene?

Perfluoropropoxyethylene can undergo free-radical polymerization and is most commonly used in radical copolymerization with tetrafluoroethylene (TFE) under pressure, using persulfate or organic peroxide initiators in aqueous emulsion or suspension systems. Ionic polymerization routes are also known for vinyl ethers in general. Reaction conditions must be carefully controlled due to the reactivity and volatility of the monomer.

Where can I purchase Perfluoropropoxyethylene and what documentation is available?

Perfluoropropoxyethylene (SKU P1530072) is available directly from Aladdin Scientific. Each lot is accompanied by a certificate of analysis (CoA) detailing purity and batch data, and a safety data sheet (SDS) is available upon request. For pricing, pack sizes, and current stock, please visit the Aladdin Scientific website or contact your regional sales representative.

References

1. Aladdin Scientific product page for Perfluoropropoxyethylene, SKU P1530072. Accessed via Aladdin Scientific catalog.
2. Scheirs, J. (Ed.) (1997). Modern Fluoropolymers. Wiley. [General reference for perfluoroalkyl vinyl ether chemistry and PTFE copolymer technology.]
3. Arcella, V., & Ferro, R. (2005). Fluorocarbon elastomers. In: Fluoroelastomers Handbook. William Andrew Publishing. [Reference for PAVE comonomer use in fluoropolymer synthesis.]

Products are supplied for research and development use only. Not for use in humans, animals, diagnosis, or therapy.