1-Ethyl-3-methylimidazolium iodide
1-Ethyl-3-methylimidazolium iodide (CAS 35935-34-3), with the molecular formula C6H11IN2 and a molecular weight of 238.07 g/mol, is an ionic liquid. It is commonly employed as a versatile reagent and solvent in various chemical synthesis applications. This compound is known for its utility in diverse organic reactions, contributing to efficient synthesis pathways.

Ionic Liquid Solvent
Utilised as a reaction medium for organic transformations, offering unique solvation properties and potentially influencing reaction rates and selectivity. Its ionic nature can facilitate certain catalytic processes.
Electrolyte Component
Can serve as a component in electrochemical applications, such as in batteries or capacitors, due to its ionic conductivity. The iodide anion may play a role in specific redox processes.
Catalysis
Employed as a catalyst or co-catalyst in various organic reactions, including nucleophilic substitutions and polymerisation. Its structure can stabilise intermediates or transition states.
Chemical Synthesis Reagent
Acts as a source of the 1-ethyl-3-methylimidazolium cation or the iodide anion in synthetic procedures. This makes it valuable for introducing specific functional groups or ionic species into target molecules.
| Molecular weight | 238.07 |
|---|---|
| Empirical formula | C6H11IN2 |
| Assay | ≥96.5% (HPLC)97% |
| Impurities tested | ≤0.5% water |


Hazard statements
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- 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) | 37/38-41 |
| Safety statements (S) | 26-39 |
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 1-Ethyl-3-methylimidazolium iodide used for?
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1-Ethyl-3-methylimidazolium iodide is primarily used as a solvent and reagent in chemical synthesis, particularly in applications involving ionic liquids and catalysis.
What is the CAS number and molecular formula for 1-Ethyl-3-methylimidazolium iodide?
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The CAS number is 35935-34-3, and the molecular formula is C6H11IN2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Ethyl-3-methylimidazolium iodide with an assay of ≥96.5% (HPLC) or 97%, and a maximum of 0.5% water content. This product is not represented as USP, BP, EP, or pharmacopoeia grade.
What are the safety considerations when handling this chemical?
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This compound is classified as dangerous. It can cause skin irritation (H315), serious eye damage (H318), and respiratory irritation (H335). Appropriate personal protective equipment, including Eyeshields, Gloves, and a dust mask type N95 (US), must be worn. Handle in a well-ventilated area.
How is 1-Ethyl-3-methylimidazolium iodide packed and shipped?
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Tech Serve Solutions packs and exports fine chemicals according to international shipping regulations to ensure safe transit.
How can I request a sample or a quote for 1-Ethyl-3-methylimidazolium iodide?
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Please contact our sales department via the website or telephone to request a sample or obtain a quotation for 1-Ethyl-3-methylimidazolium iodide.
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