Chlorofluoromethane
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Chlorofluoromethane or Freon 31 is the hydrochlorofluorocarbon (HCFC) with the formula CH2ClF. It is a colorless, odorless, flammable gas.[1] It is a class II ozone depleting substance and in accordance with the montreal protocol, its production and import were banned on 1 January 2015.[2]
Quick Facts Names, Identifiers ...
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Names | |||
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Preferred IUPAC name
Chloro(fluoro)methane | |||
Other names
Chlorofluoromethane Fluorochloromethane Chloro-fluoro-methane Methylene chloride fluoride Monochloromonofluoromethane CFM Khladon 31 Freon 31 HCFC 31 R 31 | |||
Identifiers | |||
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3D model (JSmol) |
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ChemSpider |
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ECHA InfoCard | 100.008.914 | ||
EC Number |
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KEGG |
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PubChem CID |
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UNII | |||
CompTox Dashboard (EPA) |
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Properties | |||
CH2ClF | |||
Molar mass | 68.48 g/mol | ||
Appearance | Gas | ||
Density | 1.271 kg/m3 at 20 °C | ||
Melting point | −133.0 °C (−207.4 °F; 140.2 K) | ||
Boiling point | −9.1 °C (15.6 °F; 264.0 K) | ||
Henry's law constant (kH) |
0.15 mol.kg−1.bar−1 | ||
Hazards | |||
Occupational safety and health (OHS/OSH): | |||
Main hazards |
Carc. Cat. 3 | ||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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