The IUPAC name of ethylidene chloride is:
1,1-Dichloroethane
Ethylidene chloride is a geminal dihalide with two carbon atoms. In common name system, gem-dihalides are named as alkylidene halides and vic-dihalides are named as alkylene dihalides. The structure of ethylidene chloride is: CH3−CHCl2.