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B22197 Methyl difluoroacetate, 98%

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

Stock No. Size Price ($) Quantity Availability
B22197-03 1g 18.00
B22197-06 5g 54.00
B22197-14 25g 186.00
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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
Storage & Sensitivity
Ambient temperatures.
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-H335

Highly flammable liquid and vapour. Causes severe skin burns and eye damage. May cause respiratory irritation.

Precautionary Statements: P210-P233-P235-P240-P241-P242-P243-P260-P264b-P271-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P310-P363-P370+P378q-P501c

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Keep container tightly closed. Keep cool. Ground/bond container and receiving equipment. Use explosion-proof electrical/ventilating/lighting/ equipment. Use only non-sparking tools. Take precautionary measures against static discharge. Do not breathe dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor/physician. Wash contaminated clothing before reuse. In case of fire: Use CO2, dry chemical, or foam Dispose of contents/ container to an approved waste disposal plant

Other References

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

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