Skip to content
difluoromethane

Structure via PubChem · Public domain (PubChem)

EntityQ421742· pop 23· linked from 338 articles

difluoromethane

Sign in to save

Also known as Methylene difluoride, HFC-32, CH2F2, methylene fluoride, CF2H2, Freon 32

Difluoromethane, also called HFC-32 or R-32, is an organofluorine compound with the formula CH2F2. It is a colorless gas that is used as a refrigerant. As a hydrofluorocarbon, R-32 is being phased out in the EU. == Synthesis == Difluoromethane is produced by the reaction of dichloromethane and hydrogen fluoride (HF) using SbF5 as a catalyst.

Chemical data

Formula
CH2F2
Molecular weight
52.023 g/mol
IUPAC name
difluoromethane
SMILES
C(F)F
InChIKey
RWRIWBAIICGTTQ-UHFFFAOYSA-N
XLogP
1
Polar surface area
0 Ų
H-bond donors
0
H-bond acceptors
2
Formal charge
0

via PubChem

~3 min read

Encyclopedic overview

7 sections
Contents
  • Synthesis
  • Applications
  • Environmental effects
  • European Union phase-out
  • References
  • See also
  • External links

Difluoromethane, also called HFC-32 or R-32, is an organofluorine compound with the formula CH2F2. It is a colorless gas that is used as a refrigerant. As a hydrofluorocarbon, R-32 is being phased out in the EU. == Synthesis == Difluoromethane is produced by the reaction of dichloromethane and hydrogen fluoride (HF) using SbF5 as a catalyst.

== Applications ==

Excerpted from Wikipedia’s “difluoromethane” article, available under the CC BY-SA 4.0 licence.