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433-53-4 - Methyl difluoroacetate, 98% - Difluoroacetic acid methyl ester - B22197 - Alfa Aesar

B22197 Methyl difluoroacetate, 98%

CAS Number
433-53-4
Synonyms
Difluoroacetic acid methyl ester

Size Price ($) Quantity Availability
1g 17.40
5g 51.90
25g 180.00
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Methyl difluoroacetate, 98%

MDL
MFCD00039276
EINECS
207-089-7

Chemical Properties

Formula
F2CHCO2CH3
Formula Weight
110.06
Boiling Point
86-87°
Flash Point
19°(66°F)
Density
1.272
Refractive Index
1.3350
Solubility
Slightly soluble in water.

Applications

A methyl difluoroacetate (MFA)-based LiPF6 solution was applied as an electrolyte to improve the thermal stability of Li-ion batteries. Methyl difluoroacetate is used in the inhibition of corrosion of aluminum cathode current collector for lithium ion cells.

Notes

Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Store away from strong oxidizing agents, bases.

Literature References

T. Tanaka,; T. Doi2,; S. Okada,; J.I.Yamak. Effects of Salts in Methyl Difluoroacetate-based Electrolytes on their Thermal Stability in Lithium-ion Batteries. Fuel Cells. 2009, 9 (3), 269-272,.

Kazuya Sato,; Liwei Zhao,; Shigeto Okada,; Jun-ichi Yamaki. LiPF6/methyl difluoroacetate electrolyte with vinylene carbonate additive for Li-ion batteries. Journal name. 2011, 196(13), 5617-5622.

GHS Hazard and Precautionary Statements

Hazard Statements: H225-H314-H318

Highly flammable liquid and vapour. Causes severe skin burns and eye damage. Causes serious eye damage.

Precautionary Statements: P210-P260u-P303+P361+P353-P305+P351+P338-P405-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Beilstein
1747534
Hazard Class
3
Packing Group
II
Harmonized Tariff Code
2915.90
TSCA
No

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