Description

1-Ethyl-3-methylimidazolium chloride ([EMIM]Cl) is a high-purity ionic liquid widely utilized in electrochemical applications, catalysis, and material science due to its exceptional thermal stability, low volatility, and excellent solvation properties. This compound, with the molecular formula C₆H₁₁ClN₂ (CAS: 65039-09-0), is a versatile solvent and electrolyte component for advanced battery systems, including lithium-ion and supercapacitors. Its hygroscopic nature and high ionic conductivity make it ideal for research in green chemistry, biomass processing, and as a medium for organic synthesis. Available in varying purities (≥95%, ≥98%, or anhydrous forms), our product is rigorously tested to ensure consistency for laboratory and industrial applications. Proper storage in a dry, inert atmosphere is recommended to maintain its integrity.

Properties

• CAS Number: 65039-09-0
• Complexity: 72.9
• IUPAC Name: 1-ethyl-3-methyl-imidazol-3-ium;chloride
• InChI: InChI=1S/C6H11N2.ClH/c1-3-8-5-4-7(2)6-8;/h4-6H,3H2,1-2H3;1H/q+1;/p-1
• InChI Key: BMQZYMYBQZGEEY-UHFFFAOYSA-M
• Exact Mass: 146.0610761
• Molecular Formula: C6H11ClN2
• Molecular Weight: 146.62
• SMILES: CCN1C=C[N+](=C1)C.[Cl-]
• Topological: 8.8
• Monoisotopic Mass: 146.0610761
• Synonyms: 1-Ethyl-3-methylimidazolium chloride, 65039-09-0, 1-ethyl-3-methyl-1H-imidazol-3-ium chloride, PH90AQ1E93, DTXSID1041180, CHEBI:61327, 1H-Imidazolium, 3-ethyl-1-methyl-, chloride (1:1), 1-Methyl-3-ethylimidazolium chloride, N-Methyl-N’-ethylimidazolium chloride, UNII-PH90AQ1E93, DTXCID9021180, EC 613-739-4, 1-methyl-3-ethylimidazolinium chloride, 1-Ethyl-3-methylimidazolium chloride (for molten salt), 1-Ethyl-3-methylimidazolium Chloride [for Molten Salt], 613-739-4, 1h-imidazolium, 1-ethyl-3-methyl-, chloride, [EMIM]Cl, MFCD00074843, 1-ethyl-3-methylimidazol-3-ium;chloride, 3-Ethyl-1-methyl-1H-imidazol-3-ium chloride, Emim-Cl, SCHEMBL194563, SCHEMBL194564, SCHEMBL864943, CHEMBL3184109, 1-ethyl-3methylimidazolium chloride, Tox21_200577, 1-Ethyl 3-methylimidazolium chloride, 3-ethyl-1-methylimidazolium chloride, AC1322, 1-ethyl-3-methyl-imidazolium chloride, AKOS015898042, AKOS025310604, 1-n-ethyl-3-methylimidazolium chloride, CS-W016350, FE57571, NCGC00258131-01, AS-14382, SY012923, 1-Ethyl-3-methylimidazolium chloride, dry, 1-Ethyl-3-methylimidazolium chloride, 98%, 1-Ethyl-3-methylimidazolium chloride, melt, CAS-65039-09-0, 1-ethyl-3-methyl-1H-imidazol-3-iumchloride, 1-Ethyl-3-methylimidazolium chloride, >99%, E0490, 1-Ethyl-3-methylimidazolium chloride, >=95%, EN300-209365, 1-Ethyl-3-methylimidazolium chloride [EMIm]Cl, Q4545778, 1-Ethyl-3-methylimidazolium chloride, dry, >=98.0% (T), 3-ethyl-1-methyl-1H-imidazol-3-ium chloride (Ionic liquid)

1-Ethyl-3-methylimidazolium chloride is extensively used as a solvent in cellulose dissolution for biomass processing and as an electrolyte additive in energy storage devices. It serves as a catalyst or reaction medium in organic synthesis, particularly in Friedel-Crafts alkylation and Diels-Alder reactions. Researchers also employ it in CO₂ capture technologies due to its tunable physicochemical properties.

Safety and Hazards

GHS Hazard Statements

• H302 (70.3%): Harmful if swallowed [Warning Acute toxicity, oral]
• H315 (30.3%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

Precautionary Statements

• P264, P264+P265, P270, P280, P301+P317, P302+P352, P305+P351+P338, P321, P330, P332+P317, P337+P317, P362+P364, and P501

Hazard Classes and Categories

• Acute Tox. 4 (70.3%)
• Skin Irrit. 2 (30.3%)
• Eye Irrit. 2 (100%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.