Description

4-Methyl-1H-Imidazolium Chloride is a high-purity ionic liquid precursor and versatile organic intermediate essential for advanced chemical synthesis. This compound matters for its role as a key building block in the production of specialized catalysts, ionic liquids, and active pharmaceutical ingredients (APIs), where consistent quality and reliable supply are critical. It is primarily needed by R&D laboratories, pharmaceutical manufacturers, and specialty chemical producers working on innovative materials and fine chemicals.

Application

• Ionic Liquid Synthesis: Serves as a fundamental precursor for creating tailored imidazolium-based ionic liquids used as green solvents and electrolytes.
• Pharmaceutical Intermediates: Acts as a crucial building block in the synthesis of various active pharmaceutical ingredients (APIs) and drug candidates.
• Catalyst & Ligand Preparation: Used in the development of N-heterocyclic carbene (NHC) precursors and other organocatalysts for organic transformations.
• Chemical Research & Development: Employed as a versatile intermediate in academic and industrial R&D for novel material discovery.
• Coordination Chemistry: Functions as a ligand or counterion in the preparation of metal complexes and coordination polymers.
• Specialty Polymer Modification: Utilized to introduce imidazolium functionality into polymers for creating ion-conductive or antimicrobial materials.

Basic Information

Product Name	4-Methyl-1H-Imidazolium Chloride
CAS No.	23187-14-6
Molecular Formula	C4H7ClN2
Molecular Weight	118.56 g/mol
Synonyms	1H-Imidazolium, 4-methyl-, chloride (1:1); 4-Methylimidazolium chloride; 4-Methyl-1H-imidazole hydrochloride; 4-Methylimidazole hydrochloride; 4-MI·HCl; 4-MeImHCl; N-Methylimidazolium chloride (common misnomer); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 4-Methyl-1H-Imidazolium Chloride is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets the highest standards of purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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