Description
1-Ethyl-3-methylimidazolium thiocyanate (CAS No. 331717-63-6) is a high-purity ionic liquid with the molecular formula C7H11N3S. This compound, also known by its IUPAC name 1-ethyl-3-methylimidazol-3-ium;thiocyanate, is a versatile and thermally stable electrolyte material widely used in advanced electrochemical applications. Its unique combination of low viscosity, high ionic conductivity, and excellent solubility makes it ideal for energy storage and conversion systems. Our product is rigorously tested for purity (>98%) and consistency, ensuring reliable performance in research and industrial settings. Available in sealed glass vials or bulk quantities, it is stored under inert conditions to maintain stability.
Properties
- CAS Number: 331717-63-6
- Complexity: 104
- IUPAC Name: 1-ethyl-3-methyl-imidazol-3-ium;thiocyanate
- InChI: InChI=1S/C6H11N2.CHNS/c1-3-8-5-4-7(2)6-8;2-1-3/h4-6H,3H2,1-2H3;3H/q+1;/p-1
- InChI Key: VASPYXGQVWPGAB-UHFFFAOYSA-M
- Exact Mass: 169.06736854
- Molecular Formula: C7H11N3S
- Molecular Weight: 169.25
- SMILES: CCN1C=C[N+](=C1)C.C(#N)[S-]
- Topological: 33.6
- Monoisotopic Mass: 169.06736854
- Synonyms: 1-Ethyl-3-methylimidazolium thiocyanate, 331717-63-6, DTXSID4047884, DTXCID4027860, 628-857-1, 1-Ethyl-3-methyl-1H-imidazol-3-ium thiocyanate, 1-ethyl-3-methylimidazol-3-ium;thiocyanate, 3-Ethyl-1-methyl-1H-imidazol-3-ium thiocyanate, MFCD06798182, 1-ethyl-3-methylimidazol-3-ium,thiocyanate, 7RTN2LW9AG, SCHEMBL294220, SCHEMBL409236, CHEMBL3183790, Tox21_200547, AKOS015898437, AKOS025394634, CS-W010787, 1-methyl-3-ethylimidazolium thiocyanate, NCGC00248741-01, NCGC00258101-01, AS-46676, 1-ethyl-3-methyl imidazolium thio-cyanate, DB-068769, 1-Ethyl-3-Methylimidazolium Thiocyanate (T), CAS-331717-63-6, E0776, 1-Ethyl-3-methyl-1H-imidazol-3-iumthiocyanate, E10137, 1H-Imidazolium, 1-ethyl-3-methyl-, thiocyanate, 1H-Imidazolium, 3-ethyl-1-methyl-, thiocyanate (1:1), 1-Ethyl-3-methylimidazolium thiocyanate, >=95% (H-NMR, HPLC), 1-Ethyl-3-methylimidazolium thiocyanate, for electrochemistry, >=99.0% (T)
Application
1-Ethyl-3-methylimidazolium thiocyanate is a key component in zinc-air batteries and dye-sensitized solar cells (DSSCs), where it enhances charge transfer and electrolyte stability. Its high ionic conductivity and low volatility make it suitable for high-temperature electrochemical devices. Researchers also employ it in capacitors and sensor technologies due to its tunable electrochemical properties.
Safety and Hazards
GHS Hazard Statements
- H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
- H312 (100%): Harmful in contact with skin [Warning Acute toxicity, dermal]
- H332 (100%): Harmful if inhaled [Warning Acute toxicity, inhalation]
Precautionary Statements
- P261, P264, P270, P271, P280, P301+P317, P302+P352, P304+P340, P317, P321, P330, P362+P364, and P501
Hazard Classes and Categories
- Acute Tox. 4 (100%)
- Acute Tox. 4 (100%)
- Acute Tox. 4 (100%)
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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.


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