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Merck

544094

Bis(trifluoromethane)sulfonimide lithium salt

99.95% trace metals basis

Synonym(s):

Bis(trifluoromethylsulfonyl)amine lithium salt, Lithium bistrifluoromethanesulfonimidate

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About This Item

Linear Formula:
CF3SO2NLiSO2CF3
CAS Number:
Molecular Weight:
287.09
UNSPSC Code:
12352302
NACRES:
NA.22
PubChem Substance ID:
EC Number:
415-300-0
Beilstein/REAXYS Number:
6625414
MDL number:
Assay:
99.95% trace metals basis
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Quality Level

assay

99.95% trace metals basis

mp

234-238 °C (lit.)

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

General description

Bis(trifluoromethane)sulfonimide lithium salt is a synthetic reagent.

LiTFSI exhibits high ionic conductivity and electrochemical stability. Used as an electrolyte additive in energy storage devices.

Application

Bis(trifluoromethane)sulfonimide lithium salt may be used in the following studies:
  • As ionic liquid in the preparation of gel polymer electrolytes (GPEs) using solution casting technique.
  • To compose unique nonflammable electrolyte, having thermal stability beyond 200°C and a remarkably high transference number, for lithium-ion batteries.
  • As electrolyte for the Li-O2 batteries.
  • To compose the solid polymer electrolytes for lithium batteries.


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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

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

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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.

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified

544094-5G:4.54817337905E12 + 544094-100G:4.548173379036E12 + 544094-25G:4.548173379043E12

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Articles

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

イオン液体は、室温付近の温度で液体の有機塩類であり、揮発性が非常に低いこととさまざまな化合物に対する溶解性の高さによって、エネルギー用途や産業プロセス向けの「グリーン」溶媒として有用です。

シグマアルドリッチでは、MUアイオニックソリューションズ(MUIS、旧宇部興産)製のリチウムイオン電池用高純度電解液、溶媒、添加剤を販売しています。

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ペロブスカイト太陽電池の概要について、グレッツェル教授にレビューしていただきました。ハイブリッドペロブスカイト太陽電池は、過去数年間でその太陽光変換効率は急激に上昇し、今一番注目されている技術の一つです。


Hangchao Wang et al.
Advanced materials (Deerfield Beach, Fla.), 32(37), e2001259-e2001259 (2020-08-01)
Lithium-metal batteries (LMBs) with high energy densities are highly desirable for energy storage, but generally suffer from dendrite growth and side reactions in liquid electrolytes; thus the need for solid electrolytes with high mechanical strength, ionic conductivity, and compatible interface
Nurul Nadiah Sa'adun et al.
TheScientificWorldJournal, 2014, 254215-254215 (2014-11-29)
Gel polymer electrolytes (GPEs) are developed using poly(1-vinylpyrrolidone-co-vinyl acetate) [P(VP-co-VAc)] as the host polymer, lithium bis(trifluoromethane) sulfonimide [LiTFSI] as the lithium salt and ionic liquid, and 1-ethyl-3-methylimidazolium bis(trifluoromethylsulfonyl) imide [EMImTFSI] by using solution casting technique. The effect of ionic liquid
Efficiency improvement using bis (trifluoromethane) sulfonamide lithium salt as a chemical additive in porphyrin based organic solar cells
Arrechea S, et al.
Nanoscale, 8(41), 17953-17962 (2016)