1,3-Dicyclohexylimidazolium chloride
1,3-Dicyclohexylimidazolium chloride (CAS 181422-72-0) is a chemical compound with the molecular formula C15H25ClN2 and a molecular weight of 268.83 g/mol. It is a prominent member of the N-heterocyclic carbene (NHC) family, often utilised as a precursor for generating highly effective carbene ligands. Its structure allows for stable coordination with various metal centres, finding applications in catalysis and advanced chemical synthesis.
- IUPAC
- 1,3-Dicyclohexyl-1H-imidazolium chloride
- Synonyms
- 1,3-Dicyclohexyl-1H-imidazolium chloride

Precursor for N-Heterocyclic Carbenes (NHCs)
This compound serves as a direct precursor for the in-situ generation of 1,3-dicyclohexylimidazol-2-ylidene, a sterically hindered NHC ligand. These NHCs are widely employed in homogeneous catalysis.
Ligand in Organometallic Chemistry
The derived NHC ligands form stable complexes with transition metals like palladium, ruthenium, and copper. These complexes are instrumental in catalysing a broad range of organic transformations.
Homogeneous Catalysis
It is used in catalytic processes such as cross-coupling reactions (e.g., Suzuki, Heck), olefin metathesis, and hydrogenation, owing to the stabilising and activating effects of the NHC ligand.
Chemical Synthesis
As a versatile building block, it aids in the synthesis of complex organic molecules and novel materials where precise control over catalytic activity is required.
| Molecular weight | 268.83 |
|---|---|
| Empirical formula | C15H25ClN2 |
| Melting point | 101-144 °C (decomposition) |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 1,3-Dicyclohexylimidazolium chloride used for?
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1,3-Dicyclohexylimidazolium chloride is primarily used as a precursor for generating N-heterocyclic carbene (NHC) ligands, which are crucial in homogeneous catalysis for various organic transformations, including cross-coupling reactions and olefin metathesis.
What is the CAS number and chemical formula for 1,3-Dicyclohexylimidazolium chloride?
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The CAS number is 181422-72-0, and the chemical formula is C15H25ClN2. The molecular weight is 268.83 g/mol.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,3-Dicyclohexylimidazolium chloride typically as a research or technical grade chemical. We do not represent it as USP, BP, or EP grade unless explicitly stated. Purity information is available on the Certificate of Analysis for specific batches.
What are the safety and handling precautions for 1,3-Dicyclohexylimidazolium chloride?
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1,3-Dicyclohexylimidazolium chloride is classified under WGK 3 (Water Hazard Class 3), indicating significant potential hazards to aquatic environments. It decomposes at temperatures between 101-144 °C. Handle with appropriate personal protective equipment (gloves, eye protection) in a well-ventilated area to avoid exposure and environmental release.
How is 1,3-Dicyclohexylimidazolium chloride packed, shipped, and exported?
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1,3-Dicyclohexylimidazolium chloride is carefully packaged in compliance with international shipping regulations to ensure safe transit. Tech Serve Solutions has extensive experience in exporting chemicals globally.
How can I request a sample or quote for 1,3-Dicyclohexylimidazolium chloride?
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To request a sample or a quote, please contact our sales team through the website or by direct inquiry, providing your contact details and the quantity required.
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