1-Ethyl-2,3-dimethyl-1H-imidazol-3-ium trifluoromethanesulfonate(CAS: 174899-72-0)

1-Ethyl-2,3-dimethyl-1H-imidazol-3-ium trifluoromethanesulfonate is a crystalline solid with a molecular weight of approximately 347.13 g/mol. It is sparingly soluble in water but highly soluble in organic solvents. The compound is weakly basic and shows moderate reactivity with strong acids. It has good thermal stability but should be handled at room temperature to avoid decomposition.

1-Ethyl-2,3-dimethyl-1H-imidazol-3-ium trifluoromethanesulfonate can be synthesized by reacting 1-ethyl-2,3-dimethylimidazolium trifluoromethanesulfonate with methyl iodide in the presence of a base like sodium hydride. The reaction yields a high purity product with good selectivity and yield, typically around 85-90%.

1-Ethyl-2,3-dimethyl-1H-imidazol-3-ium trifluoromethanesulfonate is used in various industries, including pharmaceuticals for its cationic properties, in polymers for improved chemical resistance, in sensors for its conductivity, and in semiconductors for its potential applications in ion-exchange membranes.

Proper handling of 1-Ethyl-2,3-dimethyl-1H-imidazol-3-ium trifluoromethanesulfonate requires the use of personal protective equipment such as gloves, goggles, and a lab coat. It should be stored in a sealed container away from heat and direct sunlight. Fume hoods should be used when performing handling or synthesis operations. In case of spill, the area should be ventilated, and the spill should be cleaned up using appropriate materials. Always refer to the Safety Data Sheet (SDS) for detailed safety instructions.