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436941

Sigma-Aldrich

1-Ethyl-3-methylimidazolium trifluoromethanesulfonate

97%

Synonym(s):

EMIM Otf

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About This Item

Empirical Formula (Hill Notation):
C7H11F3N2O3S
CAS Number:
145022-44-2
Molecular Weight:
260.23
MDL number:
MFCD00210008
UNSPSC Code:
12352100
PubChem Substance ID:
24867314

Assay

97%

refractive index

n20/D 1.435 (lit.)

bp

>350 °C (lit.)

density

1.387 g/mL at 25 °C (lit.)

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

Recently used in the preparation of hydrophobic, highly conductive ambient-temperature molten salts,[1] and in the preparation of dual intercalating molten electrolyte batteries.[2]

replaced by

Product No.
Description
Pricing

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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Certificates of Analysis (COA)

Lot/Batch Number
10807HD
18626KS
15329EO
12212JU
12109LU

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Journal of the Electrochemical Society, 141, L73-L73 (1994)
Pierre Bonhôte et al.
Inorganic chemistry, 35(5), 1168-1178 (1996-02-28)
New, hydrophobic ionic liquids with low melting points (<-30 degrees C to ambient temperature) have been synthesized and investigated, based on 1,3-dialkyl imidazolium cations and hydrophobic anions. Other imidazolium molten salts with hydrophilic anions and thus water-soluble are also described.

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