3-Methyl-1-octyl-1H-imidazol-3-ium hexafluorophosphate(CAS: 304680-36-2)

3-Methyl-1-octyl-1H-imidazol-3-ium hexafluorophosphate is a crystalline compound with a molecular weight of approximately 364.7 g/mol. It has good solubility in organic solvents like dimethyl sulfoxide (DMSO) and poor solubility in water. The compound exhibits basic properties and can undergo proton transfer reactions. It is stable under normal conditions but should be handled under an inert atmosphere to prevent hydrolysis.

3-Methyl-1-octyl-1H-imidazol-3-ium hexafluorophosphate is synthesized through a multi-step process starting with 3-methyl-1-octylimidazole. The compound is reacted with hexafluorophosphoric acid to form the hexafluorophosphate salt. Common catalysts include pyridine or other aprotic solvents. The reaction yield is typically high, and the product is isolated by recrystallization from a suitable solvent.

3-Methyl-1-octyl-1H-imidazol-3-ium hexafluorophosphate finds applications in the pharmaceutical industry as a precursor for developing proton conductive membranes. It is also used in the polymer industry for synthesizing conductive polymers. Additionally, it is utilized in sensor technologies for detecting specific gases and in semiconductor manufacturing for etching and cleaning processes.

When handling 3-Methyl-1-octyl-1H-imidazol-3-ium hexafluorophosphate, it is essential to wear appropriate personal protective equipment (PPE) including gloves, safety goggles, and a lab coat. Ensure that the work is conducted in a well-ventilated area or a fume hood. Store the compound in a tightly sealed container away from moisture and heat sources. If a spill occurs, neutralize it with an appropriate base and dispose of according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed handling and disposal information.