1-Butyl-3-methylimidazolium iodide
1-Butyl-3-methylimidazolium iodide (CAS 65039-05-6, C8H15IN2) is an ionic liquid with a molecular weight of 266.12 g/mol. It is primarily utilised in chemical synthesis as a versatile medium or catalyst. Its unique properties make it valuable in various research and industrial applications, particularly where traditional solvents are unsuitable. Tech Serve Solutions offers this compound for specialised synthesis needs.

Ionic Liquid Synthesis Medium
Utilised as a reaction medium in organic synthesis, offering potential benefits over conventional solvents such as improved reaction rates and selectivity. Its ionic nature can influence reaction pathways and facilitate product separation.
Catalysis
Can act as a catalyst or co-catalyst in various chemical transformations. Its structure allows for tuneable properties, making it adaptable for specific catalytic processes in fine chemical production.
Electrochemical Applications
Investigated for use in electrochemical systems due to its ionic conductivity and electrochemical stability. This includes potential roles in battery electrolytes or other electro-organic synthesis.
| Molecular weight | 266.12 |
|---|---|
| Empirical formula | C8H15IN2 |
| Assay | ≥98.5% (HPLC)99% |
| Impurities tested | ≤0.5% water |

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 |
| Anion traces | bromide (Br-): ≤25 mg/kgchloride (Cl-): ≤25 mg/kgfluoride (F-): ≤10 mg/kgnitrate (NO3-): ≤25 mg/kgsulfate (SO42-): ≤10 mg/kg |
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-Butyl-3-methylimidazolium iodide used for?
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1-Butyl-3-methylimidazolium iodide is used as a reaction medium and catalyst in chemical synthesis, with applications in organic transformations and electrochemical systems.
What are the CAS number and formula for 1-Butyl-3-methylimidazolium iodide?
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The CAS number is 65039-05-6 and the empirical formula is C8H15IN2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Butyl-3-methylimidazolium iodide with an assay of ≥98.5% (HPLC) or 99% purity, and water content of ≤0.5%. This is a technical/research grade; TSS does not represent it as USP, BP, or EP.
What are the safety and handling precautions for this compound?
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This compound is classified as a Warning (GHS07) and may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection (type ABEK), is recommended.
Is this chemical suitable for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 1-Butyl-3-methylimidazolium iodide.
How can I request a sample or quote?
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Please contact our sales team directly via the website to request a sample or obtain a quotation for 1-Butyl-3-methylimidazolium iodide.
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