Physical and Chemical Properties | Tetrabromoethylene, chemical formula C2Br4. Molecular weight 343.66. Colorless needle crystals. Melting point 57.5 ℃, boiling point 227 ℃ (sublimation). It is toxic, irritating and anesthetic to human body. It is found to have harmful effect on liver in animal experiments. Preparation method: heat and decompose hexabromoethane, or brominate ethylene. Uses: It can be used as a solvent on a microscope, and it can also be used to separate minerals with different densities, and for organic synthesis. |