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Merck
모든 사진(2)

주요 문서

934011

Sigma-Aldrich

Bis(2,2,2-trifluoroethyl) carbonate

greener alternative

≥99%, anhydrous, battery grade

동의어(들):

BTC, BTFC, Bistrifluoroethyl carbonate, Carbonic Acid Bis(2,2,2-trifluoroethyl) Ester, Carbonic Acid;2,2,2-trifluoroethanol, DFDEC, TFEC

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About This Item

실험식(Hill 표기법):
C5H4F6O3
CAS Number:
Molecular Weight:
226.07
효소 위원회 번호:
807-996-3
MDL number:
UNSPSC 코드:
12352100
PubChem Substance ID:
NACRES:
NA.21

Grade

battery grade

Quality Level

설명

Application: Battery manufacturing

분석

≥99%

양식

liquid

환경친화적 대안 제품 특성

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

불순물

≤100 ppm H2O
≤250 ppm HF

bp

118 °C

density

1.51 g/mL

응용 분야

battery manufacturing

환경친화적 대안 카테고리

SMILES string

FC(F)(F)COC(=O)OCC(F)(F)F

InChI

1S/C5H4F6O3/c6-4(7,8)1-13-3(12)14-2-5(9,10)11/h1-2H2

InChI key

WLLOZRDOFANZMZ-UHFFFAOYSA-N

일반 설명

Bis(2,2,2-trifluoroethyl) carbonate (DFDEC) is a colorless, odorless, and low viscosity liquid widely used in the battery industry as a high-performance electrolyte additive. Its excellent solubility and compatibility with other electrolyte components combined with its high thermal and electrochemical stability ensure outstanding performance in high-temperature and high-voltage applications. Our DFDEC is a highly pure and anhydrous chemical compound manufactured with a minimum purity of 99%.
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for energy efficiency. Click here for more information.

애플리케이션

Bis(2,2,2-trifluoroethyl) carbonate (DFDEC) is a highly effective electrolyte additive that is widely used in the battery industry to enhance the performance and stability of lithium-ion batteries. Its remarkable thermal and electrochemical stability make it an excellent choice for use in high-temperature and high-voltage applications. Recent studies have also highlighted other benefits of DFDEC in battery applications. For instance, it has been found that DFDEC can improve the cycle performance of lithium metal cells by forming a LiF-rich solid electrolyte interphase (SEI).[1,2] Additionally, flammability tests have shown that electrolytes containing over 60% v/v of DFDEC do not catch fire, demonstrating its potential as a flame-retardant.[3] These findings highlight the versatility and importance of DFDEC in the development of safe and high-performance battery technologies.

픽토그램

FlameExclamation mark

신호어

Warning

유해 및 위험 성명서

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point (°F)

84.2 °F

Flash Point (°C)

29 °C


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시험 성적서(COA)

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문서 라이브러리 방문

Comparative study of fluorination effect on the linear carbonate molecule for reversible cycling of lithium metal batteries
Lee, et al.
Journal of Electroanalytical Chemistry, 905, 115900-115900 (2022)
Non-flammable liquid electrolytes for safe batteries
Gond, R., et al.
Royal Society of Chemistry, 8, 2913-2928 (2021)
Stabilizing the Solid Electrolyte Interphase Layer and Cycling Performance of Silicon-Graphite Battery Anode by Using a Binary Additive of Fluorinated Carbonates
Jo, Hyuntak, et al.
The Journal of Physical Chemistry C, 120, 22466-22475 (2016)

문서

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