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671843

Sigma-Aldrich

1-Ethyl-3-methylimidazolium trifluoroacetate

for catalysis, ≥97.0% (HPLC)

Synonym(s):

[EMIM][TFA]

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About This Item

Empirical Formula (Hill Notation):
C8H11F3N2O2
CAS Number:
174899-65-1
Molecular Weight:
224.18
MDL number:
MFCD08458492
UNSPSC Code:
12352100
PubChem Substance ID:
329760444

Quality Level

100

Assay

≥97.0% (HPLC)

impurities

≤500 ppm water

anion traces

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

SMILES string

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

InChI

1S/C6H11N2.C2HF3O2/c1-3-8-5-4-7(2)6-8;3-2(4,5)1(6)7/h4-6H,3H2,1-2H3;(H,6,7)/q+1;/p-1

InChI key

JOKVYNJKBRLDAT-UHFFFAOYSA-M

General description

1-Ethyl-3-methylimidazolium trifluoroacetate is a non-volatile ionic liquid. The activity coefficient values at infinite dilution for different organic solutes in [EMIM][TFA] indicates that it can be considered as a solvent for the separation of aliphatic hydrocarbons from aromatic hydrocarbon.[1]

Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

671843-VAR:
671843-25G:
671843-BULK:

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Certificates of Analysis (COA)

Lot/Batch Number
1375201V
1375201

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Activity coefficients at infinite dilution measurements for organic solutes and water in the ionic liquid 1-ethyl-3-methylimidazolium trifluoroacetate.
Domanska U and Marciniak A.
The Journal of Physical Chemistry B, 111(41), 11984-11988 (2007)
Nan Shi et al.
Bioresource technology, 283, 174-183 (2019-03-25)
Lignocellulose was oxidatively decomposed in a newly developed polyoxometalates-imidazolium ionic liquid mixture. Aromatic compounds covering acids, esters, ketones, aldehydes, and phenols were selectively produced under various conditions. 4-Hydroxylbenzoic acid was dominatingly yielded under low temperature and high oxidant concentration. Phenolic

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