CH2F2
52.023 g/mol
Industrial ChemicalDanger
Methylene difluoride
CAS75-10-5EC200-839-4
Category
Industrial Chemical
Compound Class
Halocarbon
Primary Use
Refrigerant
This compound, also known as R-32, is a colorless organofluorine gas used as a refrigerant. It is a hydrofluorocarbon that is being phased out in the European Union due to environmental regulations.
Refrigerant for air conditioning and heat pumps
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ApplicationSame Use
Hexafluoropropene trimer
CAS6792-31-0
Refrigerant
ReferenceSame Category
Formamide
CAS75-12-7
chemical intermediate and ionizing solvent
ReferenceSame Category
Carbon disulfide
CAS75-15-0
Manufacture of rayon and cellophane
ReferenceSame Category
Ethylene oxide
CAS75-21-8
Chemical intermediate for ethylene glycol
ReferenceSame Category
Bromoform
CAS75-25-2
mineral ore separation fluid
Safety Reference
Danger
H220Extremely flammable gas
H221Flammable gas
H280Contains gas under pressure; may explode if heated
H340May cause genetic defects
H350May cause cancer
H336May cause drowsiness or dizziness
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Methylene difluoride (CAS 75-10-5) is 2903.42.
HS code (international, 6-digit)
2903.42
EU CN code (8-digit)
2903 42 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
difluoromethane
InChIKey
RWRIWBAIICGTTQ-UHFFFAOYSA-N
SMILES
C(F)F
Synonyms (20)
- R-32
- Norflurane EP Impurity Ss
- Carbon fluoride (CF2)
- Carbon fluoride hydride
- Difluormethan
- Difluoro-Methane
- Difluoromethane (FC-32)
- ECOLO ACE-32
- FC 32
- Freon 32
- Genetron 32
- HFC 32
- Khladon 32
- Khladon 32 [Russian]
- Methane, difluoro-
- Methylene difluoride
- Methylene fluoride
- R 32 (refrigerant)
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