1-Ethyl-3-methylimidazolium chloride
1-Ethyl-3-methylimidazolium chloride (CAS 65039-09-0, C6H11ClN2) is an organic salt with a molecular weight of 146.62 g/mol. This ionic liquid serves as a versatile reagent and solvent in various chemical synthesis applications. Its properties make it valuable in research and development settings, particularly within specialty synthesis and the study of imidazolium-based compounds.
- IUPAC
- Basionics® ST 80

Chemical Synthesis
Utilised as a solvent or catalyst in organic reactions. Its ionic nature can influence reaction pathways and improve yields for specific transformations.
Ionic Liquid Research
Serves as a model compound for studying the properties and applications of imidazolium-based ionic liquids. Investigated for potential use in electrochemical processes or as a reaction medium.
Specialty Synthesis
Employed in niche synthetic routes where its unique solvent properties are advantageous. May be used in the development of novel materials or complex organic molecules.
| Molecular weight | 146.62 |
|---|---|
| Empirical formula | C6H11ClN2 |
| Assay | ≥95% |
| Melting point | 77-79 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H413May cause long-lasting harmful effects to aquatic life
Precautionary statements
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | 186 °C / 366.8 °F |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/38 |
| Safety statements (S) | 26 |
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 chloride used for?
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1-Ethyl-3-methylimidazolium chloride (CAS 65039-09-0) is primarily used in chemical synthesis as a solvent or reagent, and in research related to ionic liquids and specialty synthesis.
What are the CAS number and formula for 1-Ethyl-3-methylimidazolium chloride?
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The CAS number is 65039-09-0, and the empirical formula is C6H11ClN2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Ethyl-3-methylimidazolium chloride with an assay of ≥95%. This product is typically considered a technical or research grade; TSS does not represent it as USP, BP, or EP grade.
How should 1-Ethyl-3-methylimidazolium chloride be handled?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, as it may cause skin and eye irritation (H315, H319). Ensure adequate ventilation and avoid release to the environment, as it may cause long lasting harmful effects (H413).
Is 1-Ethyl-3-methylimidazolium chloride shipped internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 1-Ethyl-3-methylimidazolium chloride, and can facilitate international orders.
How can I request a sample or quote for 1-Ethyl-3-methylimidazolium chloride?
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To request a sample or quote, please contact the Tech Serve Solutions sales team via our website or direct inquiry channels, providing the product name and CAS number (65039-09-0).
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