1-Ethyl-3-methylimidazolium acetate (EMIM Ac), Research Grade, 98%, Ionic Liquid
Product Introduction
1-Ethyl-3-methylimidazolium acetate (EMIM Ac), Research Grade, 98%, Ionic Liquid is a research grade ionic liquid identified in the supplied product record as 1-Ethyl-3-methylimidazolium with Acetate (Ac). The record lists CAS number 143314-17-4, molecular formula C8H14N2O2, purity 98%, package 100g.
The material is used in laboratory research in organic synthesis, catalysis, biomass or cellulose processing, separation science, and electrochemistry. Use as a solvent or electrolyte component; verify compatibility with the substrate, electrode, salt, and process conditions 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 98% 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 water, which helps screen aqueous handling and solvent compatibility. The supplied thermal references include melting point <-20 °C.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Name | 1-Ethyl-3-methylimidazolium acetate (EMIM Ac), Research Grade, 98%, Ionic Liquid |
| CAS No. | 143314-17-4 |
| Cation | 1-Ethyl-3-methylimidazolium |
| Anion | Acetate (Ac) |
| Molecular Formula | C8H14N2O2 |
| Molecular Weight | 170.21 g/mol |
| Purity | 98% |
| Grade | Research Grade |
| Melting Point | <-20 °C |
| Water Solubility | Soluble in water |
| 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. Protect the material from moisture, water contamination, heat, and direct sunlight, and keep the container closed when not in use. Before handling, review the SDS and use appropriate protective equipment.
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 ionic liquid decomposes at 216°C and must not be exposed to temperatures exceeding this limit. It is a low-melting-point liquid that remains fluid below -20°C and is soluble in water.
- Thermal Decomposition Constraint: The material undergoes decomposition at 216°C, requiring avoidance of temperatures above this threshold to maintain stability.
How does the extremely low melting point of [C2MIm]Ac below -20°C affect its performance in low-temperature electrochemical applications compared to conventional organic solvents?
The sub-ambient melting point of [C2MIm]Ac, at <-20°C, ensures it remains a liquid across a wide temperature range without requiring heating, eliminating phase-change issues in cold environments. This provides a stable ionic conductivity window from well below freezing up to its decomposition limit of 216°C, offering a broader operational range than many molecular solvents that freeze or exhibit sharp viscosity increases at low temperatures.
What are the solubility constraints of [C2MIm]Ac in aqueous systems for use as an electrolyte or reaction medium?
[C2MIm]Ac is explicitly identified as water soluble in its solubility profile, confirming full miscibility with aqueous phases. This enables direct incorporation into water-based electrochemical cells or reaction media without the need for co-solvents or surfactants, simplifying formulation in aqueous workflows.
What thermal handling limits should be observed when storing or processing [C2MIm]Ac in the laboratory?
With a melting point below -20°C, [C2MIm]Ac remains free-flowing at standard storage temperatures without risk of solidification. The decomposition temperature is 216°C, so processing must remain well below this threshold to prevent thermal degradation; the safe operating range extends from sub-ambient up to approximately 200°C.
This research-grade ionic liquid offers a low melting point below -20°C and water solubility, making it suitable for low-temperature aqueous electrochemical and synthesis applications. However, its thermal stability is limited to 216°C, and its water solubility must be considered for non-aqueous or hydrophobic system compatibility.
Positive
- Broad liquid-phase operating range: With a melting point below -20°C, this ionic liquid remains in a stable liquid phase at low temperatures, enabling use in cryogenic or low-temperature electrochemical and synthesis workflows without solidification.
- Aqueous compatibility: The material's clear solubility in water facilitates its integration into functional aqueous electrochemical media and solution-based synthesis, expanding its utility in polar solvent systems.
Trade-offs
- Thermal decomposition limit: Decomposition at 216°C imposes an upper temperature ceiling, restricting applications that require prolonged exposure to high temperatures or necessitate thermal stability beyond this threshold.
- Water solubility constraints: The compound's solubility in water precludes its use in anhydrous or hydrophobic environments without careful moisture control, as it readily mixes with aqueous phases.
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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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