Description

1-Methyl-3-(4-Sulfobutyl)Imidazolium Bis(Trifluoromethanesulfonyl)Imide is a high-purity ionic liquid belonging to the sulfobutyl imidazolium family. This compound is valued for its excellent thermal stability, low volatility, and high ionic conductivity, making it a critical component in advanced electrochemical applications. It is primarily sought by researchers and manufacturers in the energy storage, chemical synthesis, and materials science sectors.

Application

• Electrolyte Component for Lithium-Ion Batteries: Used as an additive or co-solvent to enhance safety, thermal stability, and cycle life.
• Electrolyte for Supercapacitors (EDLCs): Serves as a high-performance ionic liquid electrolyte to increase operating voltage window and energy density.
• Green Solvent for Catalysis: Employed as a recyclable reaction medium for various organic transformations and metal-catalyzed reactions.
• Separation Science: Utilized in gas chromatography (GC) and capillary electrophoresis (CE) as a stationary phase or background electrolyte.
• Polymer Electrolytes: Incorporated into solid or gel polymer matrices to create ion-conductive membranes for fuel cells and sensors.
• Chemical Intermediate: Acts as a precursor for synthesizing other functionalized ionic liquids and task-specific materials.

Basic Information

Product Name	1-Methyl-3-(4-Sulfobutyl)Imidazolium Bis(Trifluoromethanesulfonyl)Imide
CAS No.	909390-59-6
Molecular Formula	C11H15F6N3O6S3
Molecular Weight	503.43 g/mol
Synonyms	1-Methyl-3-sulfobutylimidazolium bis(trifluoromethylsulfonyl)imide; [C4SO3Hmim][NTf2]; 1-Methyl-3-(4-sulfobutyl)-1H-imidazol-3-ium bis(trifluoromethanesulfonyl)azanide; SBMI TFSI; 1-Methyl-3-(butyl-4-sulfonate) imidazolium bis(trifluoromethanesulfonyl)imide; 3-Methyl-1-(4-sulfobutyl)imidazolium bis(trifluoromethanesulfonyl)imide; Ionic liquid [C4C1imC4SO3H][TFSI]
EINECS	Contact for details

Quality Control

Our 1-Methyl-3-(4-Sulfobutyl)Imidazolium Bis(Trifluoromethanesulfonyl)Imide is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including NMR, HPLC, and ion chromatography, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing purity, water content, and halide impurities are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under a dry inert atmosphere (e.g., nitrogen or argon) to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (Karl Fischer)	≤ 0.1%
Halide Content (Ion Chromatography)	≤ 100 ppm
Density (at 20°C)	~1.5 g/cm³

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.