Description

1-Butyl-3-Methylimidazolium Methanesulfonate is a high-purity ionic liquid belonging to the imidazolium family. This compound is valued for its excellent solvating properties, thermal stability, and low vapor pressure, making it a versatile and environmentally friendlier alternative to traditional volatile organic solvents. It is primarily utilized in advanced chemical synthesis, electrochemistry, and materials science. Industrial and research professionals in pharmaceuticals, battery technology, and catalysis will find this a critical component for process optimization and innovation.

Application

• Green Solvent & Reaction Medium: Acts as a sustainable solvent for organic synthesis, polymerization, and catalysis, offering advantages in product separation and recyclability.
• Electrolyte Component: Employed in electrochemical devices, including lithium-ion batteries, supercapacitors, and fuel cells, due to its high ionic conductivity and wide electrochemical window.
• Catalysis & Separation Science: Serves as a catalyst or catalyst support in various chemical transformations and as a stationary phase component in chromatographic separations.
• Material Synthesis: Used as a templating agent or solvent in the synthesis of advanced materials like nanoparticles, polymers, and metal-organic frameworks (MOFs).
• Analytical Chemistry: Functions as a matrix or additive in mass spectrometry and other analytical techniques to enhance ionization and detection.
• Gas Absorption & Capture: Applied in CO2 capture and gas separation processes owing to its tunable physicochemical properties.

Basic Information

Product Name	1-Butyl-3-Methylimidazolium Methanesulfonate
CAS No.	342789-81-5
Molecular Formula	C9H18N2O3S
Molecular Weight	234.31 g/mol
Synonyms	BMIM Methanesulfonate; 1-Butyl-3-methylimidazolium mesylate; [BMIM][OMs]; 1-n-Butyl-3-methylimidazolium methanesulfonate; Butylmethylimidazolium methanesulfonate; Ionic Liquid [BMIM][MS]; 3-Methyl-1-butylimidazolium methanesulfonate
EINECS	Contact for details

Quality Control

Our 1-Butyl-3-Methylimidazolium Methanesulfonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and Karl Fischer titration, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, water content, and halide content are provided with every shipment to guarantee compliance with your research and production specifications.

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 from moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Halide Content (Cl⁻)	≤ 100 ppm
Density (at 20°C)	~1.20 g/cm³

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