Details
Difluoromethane, also called difluoromethylene, HFC-32 Methylene Fluoride or R-32, is an organic compound of the dihalogenoalkane variety. It has the formula of CH2F2. It is a colorless gas in the ambient atmosphere and is slightly soluble in the water, with a high thermal stability. Difluoromethane is commonly used in endothermic processes such as refrigeration or air conditioning.
| Properties | |
|---|---|
| Chemical formula | CH2F2 |
| Molar mass | 52.024 g·mol−1 |
| Appearance | Colorless gas |
| Density | 1.1 g cm−3(in liquid form) |
| Melting point | −136 °C (−213 °F; 137 K) |
| Boiling point | −52 °C (−62 °F; 221 K) |
| log P | -0.611 |
| Vapor pressure | 1518.92 kPa (at 21.1 °C) |
| Hazards | |
|---|---|
| GHS labelling: | |
| Pictograms |   |
| Signal word | Danger |
| Hazard statements | H220, H221, H280 |
| Precautionary statements | P210, P377, P381, P403, P410+P403 |
| NFPA 704 (fire diamond) | |
| Autoignition temperature |
648 °C (1,198 °F; 921 K) |
Source(s) :https://en.wikipedia.org/wiki/Difluoromethane
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