1-Ethyl-3-methylimidazolium hexafluorophosphate (EMIM PF6), 99%, Ionic Liquid
Product Introduction
1-Ethyl-3-methylimidazolium hexafluorophosphate (EMIM PF6), 99%, Ionic Liquid is a research ionic liquid ionic liquid identified in the supplied product record as 1-Ethyl-3-methylimidazolium with Hexafluorophosphate (PF6). The record lists CAS number 155371-19-0, molecular formula C6H11F6N2P, purity 99%, package 100g.
The material is used in laboratory research and development of nonaqueous battery electrolytes, supercapacitors, and other electrochemical energy-storage systems. It is supplied as a research material, not as a ready-to-use electrolyte; formulation, material compatibility, and cell safety must be evaluated before use.
Key Features
- Defined ionic composition: The listed cation and anion provide a clear basis for electrolyte, solvent, and reaction-medium comparison.
- Declared purity: The supplied record lists 99% purity, supporting controlled material selection for research trials.
- Research package: Supplied in 100g for laboratory-scale evaluation and procurement planning.
- Compatibility and handling reference: The product record notes soluble in hot water (very slight turbidity), which helps screen aqueous handling and solvent compatibility. Use product-specific safety documentation to confirm thermal handling limits.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Name | 1-Ethyl-3-methylimidazolium hexafluorophosphate (EMIM PF6), 99%, Ionic Liquid |
| CAS No. | 155371-19-0 |
| Cation | 1-Ethyl-3-methylimidazolium |
| Anion | Hexafluorophosphate (PF6) |
| Molecular Formula | C6H11F6N2P |
| Purity | 99% |
| Grade | Research Ionic Liquid |
| Physical State / Appearance | Solid;Color:White to off-white |
| Water Solubility | Soluble in hot water (very slight turbidity) |
| Package | 100g |
Application Areas
- Electrolyte composition and ion-coordination studies
- Electrochemical reaction-media development
- Organic synthesis and catalysis research
- Solvent compatibility and separation-process screening
- Battery and energy-storage formulation research where the listed ionic composition is appropriate
Handling and Procurement
Keep the container tightly closed in a cool, dry, well ventilated area, preferably under dry inert gas. Protect the material from moisture, water contamination, heat, and direct sunlight. Keep the container closed when not in use, and allow the material to reach room temperature before opening if condensation may occur. Review the SDS and use appropriate protective equipment before handling.
Related Products
| Research Need | Related Product | Best For |
|---|---|---|
| Compare the same cation with a different counterion | 1-Ethyl-3-methylimidazolium dicyanamide (EMIM DCA), 98%, Ionic Liquid | Counterion screening and formulation comparison. |
| Compare the same cation with a different counterion | 1-Ethyl-3-methylimidazolium dimethyl phosphate (EMIM DMP), 99%, Ionic Liquid | Counterion screening and formulation comparison. |
| Compare the same cation with a different counterion | 1-Ethyl-3-methylimidazolium methylsulfate (EMIM MeSO4), Research Grade, 98%, Ionic Liquid | Counterion screening and formulation comparison. |
| Compare the same cation with a different counterion | 1-Ethyl-3-methylimidazolium diethyl phosphate (EMIM DEP), Research Grade, 98%, Ionic Liquid | Counterion screening and formulation comparison. |
This document outlines the environmental and safety constraints for handling 1-Ethyl-3-methylimidazolium Hexafluorophosphate. The material is moisture-sensitive and requires storage under inert atmosphere to prevent hydrolysis and maintain battery-grade purity.
- Inert Atmosphere Storage: Store the sealed container under dry inert gas such as argon or nitrogen to avoid moisture absorption.
- Temperature Control: Keep the container in a cool, well-ventilated area away from heat sources and direct sunlight.
- Personal Protective Equipment: Wear chemical-resistant gloves, safety goggles, and a lab coat when handling the solid material.
- Hydrolysis Hazard: Avoid any contact with water or humid air because hexafluorophosphate can hydrolyze to release hydrogen fluoride.
- Waste Disposal: Dispose of unused material and contaminated waste according to local regulations for fluoride-containing compounds.
This procedure describes the safe handling and initial preparation of the ionic liquid solid for use in battery electrolyte formulations. Proper inert atmosphere techniques are essential to maintain the material's anhydrous quality.
Required Equipment: Argon-filled glovebox, Analytical balance, PTFE spatula, Sealed glass vial
- Transfer to glovebox
Transfer the sealed container into an argon-filled glovebox with moisture and oxygen levels below 1 ppm. - Weigh required amount
Weigh the desired mass of the white solid using a calibrated analytical balance inside the glovebox. - Dissolve in anhydrous solvent
Dissolve the weighed solid in an appropriate anhydrous battery-grade solvent under continuous stirring until completely dissolved. - Store prepared solution
Store the resulting electrolyte solution in a sealed glass vial under inert atmosphere until immediate use.
How does the 99.9% purity and battery grade moisture specification of EMI-PF₆ impact electrolyte performance compared to lower grade ionic liquids?
The 99.9% purity and battery grade moisture control ensure minimal impurities that could degrade electrochemical stability and lower ionic conductivity. Standard-grade ionic liquids often contain higher water content that hydrolyzes the PF₆⁻ anion, generating HF and compromising battery cycle life. For reliable electrolyte preparation, this grade provides the required baseline consistency.
What are the critical compatibility considerations when integrating EMI-PF₆ into lithium-ion battery electrolyte formulations?
EMI-PF₆ must be handled in a dry glove box under inert gas to prevent moisture absorption that leads to PF₆⁻ hydrolysis and HF formation. It is compatible with common carbonate solvents (EC, DMC, DEC) for electrolyte preparation, but its high viscosity may require elevated temperature or co-solvents for proper mixing. The solid form facilitates accurate weighing for electrolyte composition control.
What infrastructure and handling protocols are required to safely store and use battery grade EMI-PF₆ without compromising its quality?
EMI-PF₆ must be stored and handled exclusively in an argon- or nitrogen-filled dry glove box with moisture levels below 1 ppm to prevent hydrolysis. The crystalline material is hygroscopic and should be weighed quickly inside the glove box. Standard storage conditions are ambient temperature in a sealed container under inert atmosphere. The 50g, 250g, and 400g packages are designed for single-use to minimize exposure risk.
This 99.9% pure EMI-PF₆ with battery-grade moisture control enables reproducible electrolyte preparation for lithium-ion and other electrochemical cell research. Its solid morphology allows precise gravimetric handling, though processing must occur in an inert-atmosphere glove box due to strong hygroscopicity.
Positive
- 99.9% purity baseline: Verified analytical purity at 99.9% ensures consistent experimental outcomes and minimizes batch-to-batch variability in electrolyte formulations.
- Battery-grade moisture control: Strictly processed anhydrous material meets the stringent water-content tolerances required for electrochemical device research and stable ionic liquid electrolyte preparation.
Trade-offs
- Mandatory glove box handling: To prevent moisture absorption, this hexafluorophosphate crystalline material must be handled exclusively inside a dry glove box under inert gas protection, adding laboratory infrastructure requirements.
- High environmental moisture sensitivity: The material readily absorbs ambient moisture, requiring immediate sealing after use and continuous inert atmosphere storage to maintain battery-grade quality.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
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