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Safety Information

15224

Sigma-Aldrich

Bis(trifluoromethane)sulfonimide lithium salt

puriss., ≥99.0% (19F-NMR)

Synonym(s):

LiTFSI, Bis(trifluoromethylsulfonyl)amine lithium salt, Lithium bistrifluoromethanesulfonimidate

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About This Item

Linear Formula:
CF3SO2NLiSO2CF3
CAS Number:
90076-65-6
Molecular Weight:
287.09
Beilstein:
6625414
EC Number:
415-300-0
MDL number:
MFCD00210017
UNSPSC Code:
12352100
PubChem Substance ID:
57647343
NACRES:
NA.22

grade

puriss.

Quality Level

100

Assay

≥99.0% (19F-NMR)

form

powder

impurities

≤1% water

mp

234-238 °C (lit.)

solubility

H2O: 10 mg/mL, clear, colorless

functional group

fluoro

SMILES string

[Li]N(S(=O)(=O)C(F)(F)F)S(=O)(=O)C(F)(F)F

InChI

1S/C2F6NO4S2.Li/c3-1(4,5)14(10,11)9-15(12,13)2(6,7)8;/q-1;+1

InChI key

QSZMZKBZAYQGRS-UHFFFAOYSA-N

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Application

Bis(trifluoromethane)sulfonimide lithium salt (LiTFSI) is a source of lithium (Li+) ions that is extensively used as an organic electrolyte in lithium-ion batteries and capacitors. LiTFSI is also used as an additive to enhance the hole conductivity in perovskite and dye-sensitized solar cells.

Other Notes

Electrolyte suitable for lithium batteries showing very high conductivity

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1B - STOT RE 2 Oral

Target Organs

Nervous system

Storage Class Code

6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

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.

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

15224-50G-F:
15224-VAR-F:
15224-BULK-F:
15224-10G-F:

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Certificates of Analysis (COA)

Lot/Batch Number
WXBF2576V
WXBF1018V
WXBD7057V
WXBD5956V
WXBD4557V

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A. Webber
Journal of the Electrochemical Society, 138, 2586-2586 (1991)
M.M. Doeff et al.
J. Appl. Electrochem., 22, 307-307 (1992)
Enhancing the hole-conductivity of spiro-OMeTAD without oxygen or lithium salts by using spiro (TFSI) 2 in perovskite and dye-sensitized solar cells.
Nguyen WH, et al.
Journal of the American Chemical Society, 136(31), 10996-11001 (2014)
Electrochemical performance of a hybrid lithium-ion capacitor with a graphite anode preloaded from lithium bis (trifluoromethane) sulfonimide-based electrolyte.
Decaux C, et al.
Electrochimica Acta, 86, 282-286 (2012)
Ionic conductivity in relation to ternary phase diagram of poly (ethylene oxide), succinonitrile, and lithium bis (trifluoromethane) sulfonimide blends.
Echeverri M, et al.
Macromolecules, 45(15), 6068-6077 (2012)
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