1-Methyl-3-octylimidazolium chloride
1-Methyl-3-octylimidazolium chloride (CAS 64697-40-1, C12H23ClN2) is an ionic liquid with a molecular weight of 230.78 g/mol. It is a versatile compound utilised across various chemical synthesis applications, particularly within specialised organic reactions and materials science. Its unique properties as an ionic liquid make it a valuable reagent for researchers and industrial chemists seeking novel reaction media or catalysts.
- IUPAC
- OMIMCl

Chemical Synthesis Medium
1-Methyl-3-octylimidazolium chloride serves as an effective reaction medium, offering distinct solvation properties compared to traditional organic solvents. It can facilitate a range of organic transformations, often with improved yields or selectivity.
Ionic Liquid Applications
As an imidazolium-based ionic liquid, this compound finds utility in electrochemical applications, catalysis, and separation processes. Its non-volatile nature and tunable properties are advantageous in diverse research and industrial settings.
Specialty Reagent
This chemical is employed as a specialty reagent in advanced synthesis pathways. Its specific ionic structure can influence reaction kinetics and product formation in complex chemical processes.
| Molecular weight | 230.78 |
|---|---|
| Empirical formula | C12H23ClN2 |
| Assay | ≥97.0% (HPLC) |
| Density | 1.01 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.51 |

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 | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| 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-Methyl-3-octylimidazolium chloride used for?
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1-Methyl-3-octylimidazolium chloride is primarily used in chemical synthesis, as an ionic liquid, and as a specialty synthesis reagent. It is suitable for advanced research and industrial applications requiring specific ionic properties.
What are the CAS number and chemical formula for 1-Methyl-3-octylimidazolium chloride?
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The CAS number for 1-Methyl-3-octylimidazolium chloride is 64697-40-1, and its empirical formula is C12H23ClN2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Methyl-3-octylimidazolium chloride with an assay of ≥97.0% determined by HPLC. This product is intended for research and chemical synthesis use; TSS does not represent it as USP, BP, EP, or other pharmacopoeia grades.
How should 1-Methyl-3-octylimidazolium chloride be handled safely?
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1-Methyl-3-octylimidazolium chloride is classified as a Warning substance, with hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Always use with appropriate personal protective equipment, including eyeshields and gloves, and ensure adequate ventilation or respiratory protection. P261 and P305 + P351 + P338 provide key handling advice.
Is this product controlled or scheduled?
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Based on the provided data, 1-Methyl-3-octylimidazolium chloride is not indicated as a controlled or scheduled substance.
How is 1-Methyl-3-octylimidazolium chloride shipped and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 1-Methyl-3-octylimidazolium chloride, adhering to all relevant shipping and export regulations for chemical products.
How can I request a sample or quote for 1-Methyl-3-octylimidazolium chloride?
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To request a sample or a quote for 1-Methyl-3-octylimidazolium chloride, please contact our sales department through the website or by phone, referencing the product name and CAS number (64697-40-1).
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