Description

1H-Imidazolium, 1,3-Bis[2,6-Bis(1-Propylbutyl)Phenyl]-4,5-Dichloro-, Chloride (1:1) is a highly specialized, sterically hindered N-heterocyclic carbene (NHC) precursor salt. This compound is engineered to provide exceptional stability and tunable electronic properties, making it a critical ligand precursor in advanced organometallic catalysis. It is primarily utilized by research institutions and chemical manufacturers developing next-generation catalysts for challenging organic transformations, including cross-coupling, polymerization, and asymmetric synthesis.

Application

• Advanced Organometallic Catalyst Synthesis: As a key precursor for generating sterically demanding N-heterocyclic carbene (NHC) ligands for transition metal complexes (e.g., Pd, Ni, Ru, Ir).
• Pharmaceutical Intermediate Manufacturing: Enabling high-yield, selective catalytic steps in the synthesis of complex active pharmaceutical ingredients (APIs).
• Polymerization Catalysis: Serving as a ligand in catalysts for olefin polymerization and ring-opening metathesis polymerization (ROMP) to create novel polymeric materials.
• Fine Chemical and Agrochemical Synthesis: Facilitating efficient cross-coupling reactions (e.g., Suzuki, Heck, Buchwald-Hartwig) for constructing complex molecular architectures.
• Materials Science Research: Development of novel catalytic systems for energy-related applications and functional material synthesis.
• Asymmetric Catalysis Development: Exploration of chiral NHC-metal complexes for enantioselective synthesis.

Basic Information

Product Name	1H-Imidazolium, 1,3-Bis[2,6-Bis(1-Propylbutyl)Phenyl]-4,5-Dichloro-, Chloride (1:1)
CAS No.	1814936-86-1
Molecular Formula	C44H60Cl3N2
Molecular Weight	714.31 g/mol
Synonyms	1,3-Bis[2,6-Bis(1-propylbutyl)phenyl]-4,5-dichloro-1H-imidazol-3-ium chloride; 4,5-Dichloro-1,3-bis[2,6-bis(1-propylbutyl)phenyl]imidazolium chloride; Bis(2,6-bis(1-propylbutyl)phenyl)imidazolium chloride derivative; Sterically hindered NHC precursor salt; N-Heterocyclic Carbene (NHC) Salt Precursor; IPentCl HCl analog (dichloro-substituted); 1,3-Bis(2,6-di-sec-pentylphenyl)-4,5-dichloroimidazolium chloride
EINECS	Contact for details

Quality Control

Our production of this advanced chemical intermediate adheres to strict quality protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your research and quality assurance requirements.

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). This compound is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to maintain stability and purity. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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