Description

1-Butyl-3-methylimidazolium chloride (BMIMCl) is a high-purity ionic liquid with the molecular formula C₈H₁₅ClN₂ and CAS number 79917-90-1. This compound, also known by its IUPAC name 1-butyl-3-methylimidazol-3-ium;chloride, is a versatile and thermally stable solvent widely used in electrochemical applications, catalysis, and green chemistry. Its low volatility, high ionic conductivity, and excellent solubility for a wide range of organic and inorganic materials make it a preferred choice for researchers and industrial scientists. BMIMCl is supplied as a hygroscopic white to off-white crystalline powder, packaged under inert conditions to ensure stability and longevity. Suitable for use in organic synthesis, nanomaterials, and battery electrolytes, this ionic liquid is rigorously tested for purity and consistency to meet the demands of advanced scientific applications.

Properties

• CAS Number: 79917-90-1
• Complexity: 93.3
• IUPAC Name: 1-butyl-3-methyl-imidazol-3-ium;chloride
• InChI: InChI=1S/C8H15N2.ClH/c1-3-4-5-10-7-6-9(2)8-10;/h6-8H,3-5H2,1-2H3;1H/q+1;/p-1
• InChI Key: FHDQNOXQSTVAIC-UHFFFAOYSA-M
• Exact Mass: 174.0923762
• Molecular Formula: C8H15ClN2
• Molecular Weight: 174.67
• SMILES: CCCCN1C=C[N+](=C1)C.[Cl-]
• Topological: 8.8
• Monoisotopic Mass: 174.0923762
• Physical Description: Slightly yellow solid; Colorless or yellowish solid with a solvent odor; Light yellow hygroscopic solid;
• Synonyms: 1-Butyl-3-methylimidazolium chloride, 79917-90-1, BMIMCL, Basionic ST-70, Butylmethylimidazolium chloride, Butylmethylimidazolium chloride [MI], DTXSID6031461, UNII-41PS77334A, DTXCID4011461, Basionic ST70, BMIM Cl, 1Butyl3methylimidazolium chloride, 1Methyl3butylimidazolium chloride, 3Butyl1methylimidazolium chloride, 1nButyl3methylimidazolium chloride, 1Butyl3methyl1Himidazolium chloride, 1HImidazolium, 1butyl3methyl, chloride (9Cl), 1HImidazolium, 3butyl1methyl, chloride (1:1), 627-110-7, (bmim)br, un2811, 3-Butyl-1-methyl-1H-imidazol-3-ium chloride, 1-n-Butyl-3-Methylimidazolium Chloride, (Bmim)Cl, [bmim]cl, 3-Butyl-1-methylimidazolium chloride, MFCD03095425, 1-butyl-3-methylimidazol-3-ium;chloride, 1H-Imidazolium, 3-butyl-1-methyl-, chloride (1:1), 41PS77334A, CAS-79917-90-1, 1-Butyl-3-methylimidazolium chloride, >=98.0% (HPLC), 1-butyl-3-methyl-1H-imidazol-3-ium chloride, SCHEMBL36718, SCHEMBL36719, SCHEMBL866407, CHEMBL3183408, 1-butyl-3-methylimidazole, chloride, Tox21_201690, Tox21_303611, AC1310, 1-butyl-3-methyl imidazolium chloride, 1-butyl-3-methylimi-dazolium chloride, 1-methyl-3-butyl imidazolium chloride, AKOS015833153, AKOS015901576, CS-W017474, FB10899, NCGC00257359-01, NCGC00259239-01, AC-30201, AS-17508, SY023278, 1-Butyl-3-methylimidazolium chloride, puriss, 3-Butyl-1-methyl-1H-imidazol-3-iumchloride, B2194, NS00078603, ST50408964, 1-Butyl-3-methylimidazolium chloride (HPLC), 1-Butyl-3-methylimidazolium chloride [BMIM]Cl, 1-Butyl-3-methylimidazolium chloride, >=99%, Q5772857, 1-Butyl-3-methylimidazolium chloride, >=99.0% (HPLC), 3-butyl-1-methyl-1H-imidazol-3-ium chloride (Ionic liquid)

Application

1-Butyl-3-methylimidazolium chloride (BMIMCl) is extensively used as a solvent and catalyst in organic synthesis, particularly in Friedel-Crafts reactions and polymerization processes. Its high ionic conductivity makes it ideal for electrochemical applications, including energy storage devices like lithium-ion batteries and supercapacitors. Additionally, BMIMCl serves as a green alternative to traditional volatile organic solvents in extraction and separation technologies.

Safety and Hazards

GHS Hazard Statements

• H301 (90.2%): Toxic if swallowed [Danger Acute toxicity, oral]
• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (94.1%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
• H411 (88.2%): Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]

Precautionary Statements

• P261, P264, P264+P265, P270, P271, P273, P280, P301+P316, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P391, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 3 (90.2%)
• Skin Irrit. 2 (100%)
• Eye Irrit. 2 (100%)
• STOT SE 3 (94.1%)
• Aquatic Chronic 2 (88.2%)

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