Uses of Alkyl Halides Solvents -degreasers and dry cleaning fluid Reagents for synthesis of other compounds Anesthetic:Halothane is CF3CHCIBr >CHCI3 used originally (toxic and carcinogenic) Freons,chlorofluorocarbons or CFC's >Freon 12,CF2Cl2,now replaced with Freon 22, CF2CHCI,not as harmful to ozone layer. Pesticides -DDT banned in U.S. => Chapter6 10 Chapter 6 10 Uses of Alkyl Halides • Solvents - degreasers and dry cleaning fluid • Reagents for synthesis of other compounds • Anesthetic: Halothane is CF3CHClBr ➢CHCl3 used originally (toxic and carcinogenic) • Freons, chlorofluorocarbons or CFC’s ➢Freon 12, CF2Cl2 , now replaced with Freon 22, CF2CHCl, not as harmful to ozone layer. • Pesticides - DDT banned in U.S. =>