1-Ethyl-3-methylimidazolium diethyl phosphate
1-Ethyl-3-methylimidazolium diethyl phosphate (CAS 848641-69-0, C10H21N2O4P) is an ionic liquid with a molecular weight of 264.26 g/mol. This compound is primarily utilised in chemical synthesis and specialty applications. Its properties make it a valuable component in various research and development processes within the fields of chemistry and materials science.
- IUPAC
- EMIM DEP
- Synonyms
- EMIM DEP

Catalysis
Utilised as a medium or catalyst in various organic reactions, offering unique solvent properties and potentially influencing reaction pathways and yields.
Electrolyte Component
Investigated for use in electrochemical applications due to its ionic nature and thermal stability, potentially serving in battery or capacitor research.
Specialty Synthesis
Employed in niche synthetic routes where its specific ionic liquid characteristics are beneficial for achieving desired product formation or purification.
Material Science Research
Explored for its potential in developing novel materials, possibly as a templating agent or reaction medium for nanomaterial synthesis.
| Molecular weight | 264.26 |
|---|---|
| Empirical formula | C10H21N2O4P |
| Assay | ≥98.0% (HPLC) |
| Refractive index | n20/D 1.475 |
| Impurities tested | ≤0.5% water |


Hazard statements
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Transport (UN / ADR) | UN 3265 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 22-34 |
| Safety statements (S) | 26-36/37/39-45 |
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 diethyl phosphate used for?
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1-Ethyl-3-methylimidazolium diethyl phosphate is used in chemical synthesis, as an ionic liquid, and in specialty synthesis applications. It is also explored for use as an electrolyte component in research settings.
What is the CAS number and formula for 1-Ethyl-3-methylimidazolium diethyl phosphate?
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The CAS number is 848641-69-0 and the empirical formula is C10H21N2O4P.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Ethyl-3-methylimidazolium diethyl phosphate with an assay of ≥98.0% determined by HPLC. It contains ≤0.5% water. TSS does not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should 1-Ethyl-3-methylimidazolium diethyl phosphate be handled safely?
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Handling requires caution due to the 'Danger' signal word, with hazards H302 (Harmful if swallowed) and H314 (Causes severe skin burns and eye damage). Appropriate personal protective equipment, including gloves, goggles, and respiratory protection, is essential. Refer to the safety data sheet for full guidance.
How is 1-Ethyl-3-methylimidazolium diethyl phosphate shipped and exported?
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This product is classified under UN 3265, 8 / PGII, indicating it is a corrosive liquid. Shipments and exports adhere to all relevant dangerous goods regulations.
How can I request a sample or quote for 1-Ethyl-3-methylimidazolium diethyl phosphate?
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Please contact the Tech Serve Solutions sales team via our website or direct contact details to request a sample or obtain a quotation.
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