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1-Ethyl-3-methylimidazolium tetrafluoroborate is an air and water stable, room temperature ionic liquid (RTIL).
EI-0255 (OTTOKEMI) 1-Ethyl-3-methylimidazolium tetrafluoroborate, ≥98% (HPLC) Cas 143314-16-3 - used in the recycling of osmium in the dihydroxylation of olefins with osmium(VIII)¬ oxide.