Description

1-Ethyl-3-methylimidazolium Bis(fluorosulfonyl)imide (CAS No. 235789-75-0) is a high-purity ionic liquid with the molecular formula C₆H₁₁F₂N₃O₄S₂. This compound, also known by its IUPAC name bis(fluorosulfonyl)azanide;1-ethyl-3-methylimidazol-3-ium, is widely recognized for its exceptional electrochemical stability, low viscosity, and high ionic conductivity. It is an ideal candidate for advanced applications in energy storage, catalysis, and electrochemistry. Our product is synthesized under stringent quality control measures to ensure >98% purity, verified by NMR and HPLC analysis. Supplied in moisture-resistant packaging to maintain integrity, it is suitable for researchers and industrial scientists seeking reliable performance in demanding environments.

Properties

• CAS Number: 235789-75-0
• Complexity: 304
• IUPAC Name: bis(fluorosulfonyl)azanide;1-ethyl-3-methyl-imidazol-3-ium
• InChI: InChI=1S/C6H11N2.F2NO4S2/c1-3-8-5-4-7(2)6-8;1-8(4,5)3-9(2,6)7/h4-6H,3H2,1-2H3;/q+1;-1
• InChI Key: ANFWGAAJBJPAHX-UHFFFAOYSA-N
• Exact Mass: 291.01590451
• Molecular Formula: C6H11F2N3O4S2
• Molecular Weight: 291.3
• SMILES: CCN1C=C[N+](=C1)C.[N-](S(=O)(=O)F)S(=O)(=O)F
• Topological: 94.9
• Monoisotopic Mass: 291.01590451
• Synonyms: 235789-75-0, 1-Ethyl-3-methylimidazolium bis(fluorosulfonyl)imide, 1H-Imidazolium, 3-ethyl-1-methyl-, salt with imidodisulfuryl fluoride (1:1), 825-567-9, 918-618-2, 3-Ethyl-1-methyl-1H-imidazol-3-ium bis(fluorosulfonyl)amide, MFCD17018943, bis(fluorosulfonyl)azanide;1-ethyl-3-methylimidazol-3-ium, 3-Ethyl-1-methyl-1H-imidazol-3-ium Bis(fluorosulfonyl)azanide, 1-ethyl-3-methyl-1H-imidazol-3-ium; bis(fluorosulfonyl)azanide, EMI-FSI, SCHEMBL372858, SCHEMBL372859, AS-86405, DS-021754, CS-0378387, EN300-204332, F88454, 1-ethyl-3-methylimidazolium bis(fluorosulfonyl)amide, EMI-FSI 1-Ethyl-3-methylimidazolium Bis(fluorosulfonyl) imide

Application

1-Ethyl-3-methylimidazolium Bis(fluorosulfonyl)imide is extensively used as an electrolyte component in lithium-ion batteries and supercapacitors due to its wide electrochemical window and thermal stability. It serves as a solvent or co-solvent in organic synthesis and catalysis, enabling efficient reactions under mild conditions. Additionally, its low volatility and non-flammability make it a safer alternative to traditional organic solvents in high-temperature applications.

Safety and Hazards

GHS Hazard Statements

• H302 (33.3%): Harmful if swallowed [Warning Acute toxicity, oral]
• H315 (66.7%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (66.7%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (33.3%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 4 (33.3%)
• Skin Irrit. 2 (66.7%)
• Eye Irrit. 2 (66.7%)
• STOT SE 3 (33.3%)

If you are interested or have any questions, please contact us at support@atomfair.com

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