Methyl difluoroacetate, 98%

Description

CAS: 433-53-4 | C3H4F2O2 | 110.06 g/mol

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.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

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.

Solubility
Slightly soluble in water.

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

Specifications

Chemical Identifiers

• CAS: 433-53-4
• Molecular Formula: C3H4F2O2
• Molecular Weight (g/mol): 110.06
• MDL Number: MFCD00039276
• InChI Key: CSSYKHYGURSRAZ-UHFFFAOYSA-N
• Synonym: methyl difluoroacetate, methyl2,2-difluoroacetate, difluoroacetic acid methyl ester, acetic acid, difluoro-, methyl ester, methyldifluoroacetate, methyl difluoroacetate #, acmc-209ju0, methyl 2,2-difluoroethanoate
• PubChem CID: 79012
• IUPAC Name: methyl 2,2-difluoroacetate
• SMILES: COC(=O)C(F)F

• Density: 1.272
• Boiling Point: 86°C to 87°C
• Flash Point: 19°C (66°F)
• Refractive Index: 1.335
• Quantity: 25 g
• UN Number: UN2924
• Beilstein: 1747534
• Solubility Information: Slightly soluble in water.
• Formula Weight: 110.06
• Percent Purity: 99%
• Chemical Name or Material: Methyl difluoroacetate

Safety and Handling

Hazard Category	H225-H314-H335
Hazard Statement	GHS H Statement H225-H314-H318 Highly flammable liquid and vapour. Causes severe skin burns and eye damage. Causes serious eye damage.
Precautionary Statement	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
DOTInformation	Transport Hazard Class: 3; Packing Group: II; Proper Shipping Name: FLAMMABLE LIQUIDS, CORROSIVE, N.O.S.
EINECSNumber	207-089-7
TSCA	No
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only