Are there alternatives to 1,1-Dichloro-2,2-difluoroethene (CAS: 79-35-6) in synthesis?

There are several alternatives to 1,1-Dichloro-2,2-difluoroethene (CAS: 79-35-6) in synthesis, including 1,1-Difluoro-2,2-dichloroethene and other related fluorinated compounds. These alternatives are often chosen based on their reactivity, availability, and environmental impact. Commonly used substitutes include 1,1-Dichloro-2,2-difluoroethane and 1,1,1,2-Tetrafluoroethane, which offer comparable properties with varying degrees of environmental impact.