Physical properties of the solutions of 1-n-butyl-3-methylimidazolium tetrafluoroborate (ionic liquid) in various organic solvents (acetonitrile, dichloromethane, 2-butanone and N,N-dimethylformamide) has been studied. Viscosity and density of these mixtures were evaluated at 298.15K.
Synonyms: Ethyl methyl ketone; MEK; Methyl ethyl ketone
Molecular Formula: C4H8O
Molecular Weight: 72.11
Linear Structural Formula: C2H5COCH3
MDL Number: MFCD00011648
Purity: >=99.7%
Melting Point: -87 C (lit.)
Density: 0.805 g/mL at 25 C (lit.)
Refractive Index: n20/D 1.379 (lit.)
Application: 2-Butanone may be employed as a solvent for the methylation agent [11C]methyl trifluoromethanesulfonate ([11C]CH3OTf), during the completely automated radiosynthesis of 2-(4-N-[11C]methylaminophenyl)-6-hydroxybenzothiazole ([11C]PIB).