Alkyl chlorides are organic compounds that consist of an alkyl group bonded to a chlorine atom. They are typically derived from alkanes through a process called halogenation, where chlorine replaces one or more hydrogen atoms. Alkyl chlorides can be classified as primary, secondary, or tertiary, depending on the number of carbon atoms attached to the carbon bonded to the chlorine. These compounds are commonly used in various applications, including as solvents, in the production of pharmaceuticals, and as intermediates in chemical synthesis. Some well-known examples of alkyl chlorides include methyl chloride and ethyl chloride, which are used in industrial processes and as refrigerants.