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Sigma-Aldrich

1-Butyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide

for electrochemistry, ≥98.5% (T)

Synonym(s):

1-Butyl-1-methylpyrrolidinium N,N-bis[(trifluoromethyl)sulfonyl]amide, 1-Butyl-1-methylpyrrolidinium bis(trifluoromethanesulfonyl)amide, 1-Butyl-1-methylpyrrolidinium bistriflimide, N-Butyl-N-methylpyrrolidinium bistriflimide

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About This Item

Empirical Formula (Hill Notation):
C11H20F6N2O4S2
CAS Number:
223437-11-4
Molecular Weight:
422.41
MDL number:
MFCD07784447
UNSPSC Code:
12352100
PubChem Substance ID:
329756041
NACRES:
NA.22

grade

for electrochemistry

Quality Level

100

assay

≥98.5% (T)

form

liquid

impurities

≤400 ppm water

conductivity

2.0 mS/cm

mp

-18 °C

anion traces

bromide (Br-): ≤25 mg/kg
chloride (Cl-): ≤10 mg/kg
fluoride (F-): ≤50 mg/kg
phosphate (PO43-): ≤10 mg/kg
sulfate (SO42-): ≤10 mg/kg

SMILES string

CCCC[N+]1(C)CCCC1.FC(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)F

InChI

1S/C9H20N.C2F6NO4S2/c1-3-4-7-10(2)8-5-6-9-10;3-1(4,5)14(10,11)9-15(12,13)2(6,7)8/h3-9H2,1-2H3;/q+1;-1

InChI key

HSLXOARVFIWOQF-UHFFFAOYSA-N

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Application

1-Butyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide is an ionic liquid that can be used:
  • As a solvent for separating azeotropic mixture of 2-propanol and water.
  • To study the activity of electrode materials for the electrocatalytic oxygen reduction (ORR) and oxygen evolution (OER) reactions in Mg-air batteries.
  • As a lubricant for gears and machines.

Storage Class

10 - Combustible liquids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

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Viscosity-pressure dependence for nanostructured ionic liquids. Experimental values for butyltrimethylammonium and 1-butyl-3-methylpyridinium bis (trifluoromethylsulfonyl) imide.
Dakkach M, et al.
The Journal of Chemical Thermodynamics, 121(7), 27-38 (2018)
Tribological Properties of Two Bis (trifluoromethylsulfonyl) imide-Based Ionic Liquids on Steel-Steel Contact.
Sanchez FL, et al.
Tribology & Lubrication Technology, 70(7), 44-44 (2014)
Study of separation of water+2-propanol mixture using different ionic liquids: 1-Butyl-3-methylimidazolium bis (trifluoromethylsulfonyl) imide or 1-butyl-1-methylpyrrolidinium bis (trifluoromethylsulfonyl) imide.
Cumplido MP, et al.
The Journal of Chemical Thermodynamics, 116, 32-41 (2018)
Electrocatalytic Oxygen Reduction and Oxygen Evolution in Mg-Free and Mg-Containing Ionic Liquid 1-Butyl-1-Methylpyrrolidinium Bis (Trifluoromethanesulfonyl) Imide.
Bozorgchenani M, et al.
ChemElectroChem, 5(18), 2600-2611 (2018)

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Ionic Liquids for Electrochemical Applications

Over the past decade, Ionic Liquids have attracted much interest for their use as non-aqueous electrolytes in electrochemical applications. In this context, their conductivity as well as their electrochemical stability are the most important physical properties.

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