Description

1,3-Bis(2-Methylphenyl)-1H-Imidazolium Chloride is a high-purity, specialty ionic liquid salt belonging to the N-heterocyclic carbene (NHC) precursor family. This compound serves as a critical intermediate and ligand precursor in advanced catalytic processes and materials science research. It is essential for researchers and manufacturers in the pharmaceutical, fine chemical, and polymer industries who require precise and reliable organocatalysts. Its well-defined structure offers consistent performance in the synthesis of complex molecules and functional materials.

Application

• Organocatalysis: Acts as a precursor for generating N-heterocyclic carbene (NHC) catalysts used in a wide range of organic transformations, including transesterification, hydrosilylation, and polymerization reactions.
• Pharmaceutical Intermediates: Employed in the research and development of active pharmaceutical ingredients (APIs), particularly where robust and selective catalysis is required.
• Material Science: Used in the synthesis of novel ionic liquids, metal-organic frameworks (MOFs), and other functional materials with tailored properties.
• Ligand for Transition Metal Complexes: Serves as a versatile ligand to stabilize transition metal centers, forming complexes used in homogeneous catalysis for fine chemical production.
• Polymer Chemistry: Facilitates ring-opening polymerization (ROP) and other polymerization mechanisms to create polymers with specific architectural features.
• Academic & Industrial R&D: A key reagent for methodological development in synthetic chemistry laboratories worldwide.

Basic Information

Product Name	1,3-Bis(2-Methylphenyl)-1H-Imidazolium Chloride
CAS No.	475578-12-2
Molecular Formula	C₁₇H₁₇ClN₂
Molecular Weight	284.78 g/mol
Synonyms	1,3-Di-o-tolylimidazolium Chloride; 1H-Imidazolium, 1,3-bis(2-methylphenyl)-, chloride; N,N'-Di(2-methylphenyl)imidazolium Chloride; o-Tolyl Imidazolium Chloride; Imidazolium Salt Precursor; NHC•HCl Salt; N-Heterocyclic Carbene Hydrochloride Salt; IMeS•HCl
EINECS	Contact for details

Quality Control

Our 1,3-Bis(2-Methylphenyl)-1H-Imidazolium Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including NMR, HPLC, and elemental analysis, to ensure high chemical purity and identity confirmation. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant specifications. Our quality commitment supports compliance with the standards required for research and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere or in a desiccator after opening to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (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.