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04365 Sigma-Aldrich

1-Ethyl-3-methylimidazolium tetrafluoroborate

≥97.0% (HPLC/T)

Synonym: EMIMBF4

  • CAS Number 143314-16-3

  • Empirical Formula (Hill Notation) C6H11BF4N2

  • Molecular Weight 197.97

  •  MDL number MFCD00216668

  •  PubChem Substance ID 329747919

  •  NACRES NA.22

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Properties

Related Categories Chemical Synthesis, Imidazolium ionic liquids, Ionic Liquids, Specialty Synthesis
Quality Level   100
assay   ≥97.0% (HPLC/T)
refractive index   n20/D 1.41
  n20/D 1.413 (lit.)
bp   >350 °C (lit.)
mp   15 °C (lit.)
density   1.294 g/mL at 25 °C (lit.)
SMILES string   F[B-](F)(F)F.CCn1cc[n+](C)c1
InChI   1S/C6H11N2.BF4/c1-3-8-5-4-7(2)6-8;2-1(3,4)5/h4-6H,3H2,1-2H3;/q+1;-1
InChI key   CUNYTRQQXKCRTJ-UHFFFAOYSA-N

Description

General description

1-Ethyl-3-methylimidazolium tetrafluoroborate is a room temperature ionic liquid (RTIL).

Application

The enzymatic resolution of homophenylalanine ester to form enantiomeric homophenylalanine can be performed using 1-ethyl-3-methylimidazolium tetrafluoroborate as a reaction medium.

Other Notes

Air- and water-stable liquid electrolyte (m.p. 15°C)

Safety & Documentation

Safety Information

Symbol 
Signal word 
Warning
Hazard statements 
Precautionary statements 
RIDADR 
UN 3082 9 / PGIII
WGK Germany 
WGK 3
Flash Point(F) 
235.4 °F - closed cup
Flash Point(C) 
113 °C - closed cup
Protocols & Articles

Articles

Enzymatic Reactions in Ionic Liquids

Dr. F. Bordusa, Max Planck Research Unit for Enzymology of Protein Folding, Weinbergweg 22, 06120 Halle/Saale, Germany.
Dr. F. Bordusa
ChemFiles 2005, 5.6, 13.
Keywords: Acylations, Asymmetric synthesis, Enzyme activity, Enzymology, Esterifications, Glycosylations, Immobilization, Solvents

Peer-Reviewed Papers
15

References

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