4,5-Dichloroimidazole
4,5-Dichloroimidazole (CAS: 15965-30-7), with the molecular formula C3H2Cl2N2 and a molecular weight of 136.97 g/mol, is a halogenated heterocyclic compound. It serves as a valuable building block in organic synthesis, particularly in the creation of novel chemical structures and intermediates. Its applications extend to the development of specialized materials and complex molecular architectures within research and development settings.
- Synonyms
- C3H2Cl2N2

Synthesis of Phosphinite Complexes
4,5-Dichloroimidazole is utilised as a precursor in the synthesis of phosphinite complexes, contributing to the development of new coordination compounds for various chemical applications.
Precursor for Silver-Carbene Complexes
This compound is employed in the preparation of 1-hexyl-3-methyl-4,5-di<wbr>chloroimidazolium iodide, a crucial intermediate for synthesising silver-carbene complexes integrated into L-tyrosine polyphosphate nanoparticles.
Heterocyclic Chemistry Intermediate
As a halogenated imidazole derivative, it functions as a versatile building block for constructing more complex heterocyclic systems in organic chemistry research.
| Molecular weight | 136.97 |
|---|---|
| Empirical formula | C3H2Cl2N2 |
| Assay | ≥98% |
| Application | 4,5-Dichloroimidazole has been used in the synthesis of:• phosphinite complexes1• 1-hexyl-3-methyl-4,5-dichloroimidazolium iodide, precursor required for the preparation of silver-carbene complex-loaded into L-tyrosine polyphosphate nanoparticles2 |
| Melting point | 183-185 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 4,5-Dichloroimidazole used for?
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4,5-Dichloroimidazole is primarily used as a building block in organic synthesis, including the preparation of phosphinite complexes and as a precursor for silver-carbene complexes.
What is the CAS number and chemical formula for 4,5-Dichloroimidazole?
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The CAS number for 4,5-Dichloroimidazole is 15965-30-7, and its chemical formula is C3H2Cl2N2.
What grade and purity does Tech Serve Solutions supply for 4,5-Dichloroimidazole?
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Tech Serve Solutions supplies 4,5-Dichloroimidazole with a purity of ≥98%. This product is typically supplied for research and chemical synthesis purposes. TSS does not represent this product as USP, BP, or EP grade.
What are the main hazards associated with 4,5-Dichloroimidazole?
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4,5-Dichloroimidazole is classified with a Warning signal word and carries hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including Eyeshields, Gloves, and a dust mask type N95 (US), should be used when handling.
How is 4,5-Dichloroimidazole supplied and exported by TSS?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 4,5-Dichloroimidazole, which is carefully packaged and prepared for international shipment according to regulatory standards.
How can I request a quote or sample for 4,5-Dichloroimidazole?
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To request a quote or sample of 4,5-Dichloroimidazole, please contact the Tech Serve Solutions sales team through our website or by phone.
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