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711756

Sigma-Aldrich

1-Ethyl-3-methylimidazolium trifluoromethanesulfonate

≥98% (H-NMR)

Synonym(s):

EMIM Otf

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About This Item

Empirical Formula (Hill Notation):
C7H11F3N2O3S
CAS Number:
Molecular Weight:
260.23
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Assay

≥98% (H-NMR)

form

liquid

impurities

≤0.5% water

refractive index

n20/D 1.435 (lit.)

bp

>350 °C (lit.)

density

1.387 g/mL at 25 °C (lit.)

functional group

fluoro
triflate

SMILES string

CCn1cc[n+](C)c1.[O-]S(=O)(=O)C(F)(F)F

InChI

1S/C6H11N2.CHF3O3S/c1-3-8-5-4-7(2)6-8;2-1(3,4)8(5,6)7/h4-6H,3H2,1-2H3;(H,5,6,7)/q+1;/p-1

InChI key

ZPTRYWVRCNOTAS-UHFFFAOYSA-M

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Application

1-Ethyl-3-methylimidazolium trifluoromethanesulfonate may be used as a solvent to produce ionic polymer-polymer composites (IP2C) and also in lipase-catalyzed enantioselective amine acylation with 4-pentenoic acid.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

425.3 °F - closed cup

Flash Point(C)

218.5 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Ion-pair structure of vaporized ionic liquid studied by matrix-isolation FTIR spectroscopy with DFT calculations: A case of 1-ethyl-3-methylimidazolium trifluoromethanesulfonate
Akai, Nobuyuki, Akio Kawai, and Kazuhiko Shibuya
The Journal of Physical Chemistry A, 114.48, 12662-12666 (2010)
Dielectric relaxation and underlying dynamics of acetonitrile and 1-ethyl-3-methylimidazolium triflate mixtures using THz transmission spectroscopy
Asaki, M. L. T., et al.
J. Chem. Phys. , 116.23, 10377-10385 (2002)
Using 1-ethyl-3-methylimidazolium trifluoromethanesulfonate as an entrainer for the extractive distillation of ethanol+ water mixtures
Orchilles, A. Vicent, et al.
Journal of Chemical and Engineering Data, 55.4, 1669-1674 (2009)
The influence of polarizability on the dielectric spectrum of the ionic liquid 1-ethyl-3-methylimidazolium triflate
Schroder, Christian, et al.
Physical Chemistry Chemical Physics, 13.26, 12240-12248 (2011)
Capillary electrophoretic application of 1-alkyl-3-methylimidazolium-based ionic liquids
Yanes, Enrique G., et al.
Analytical Chemistry, 73.16, 3838-3844 (2001)

Articles

Ionic liquids, also called room temperature ionic liquids, are organic salts that are liquid at, or close to, room temperature.

Ionic liquids, also called room temperature ionic liquids, are organic salts that are liquid at, or close to, room temperature.

Ionic liquids, also called room temperature ionic liquids, are organic salts that are liquid at, or close to, room temperature.

Ionic liquids, also called room temperature ionic liquids, are organic salts that are liquid at, or close to, room temperature.

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