1,1-difluoroethane is a chemical compound with the formula C2H4F2. It consists of two carbon atoms, four hydrogen atoms, and two fluorine atoms. This colorless gas is often used as a refrigerant and in aerosol propellants due to its low toxicity and effective cooling properties. In industrial applications, 1,1-difluoroethane is valued for its ability to replace more harmful substances, contributing to efforts in reducing environmental impact. It is also studied for its potential use in various chemical syntheses and as a solvent in laboratories.