SEARCH Articles Figures Tables By Direct Halogenation Direct Introduction of Halogen and Cyano Groups Direct halogenation Direct halogenation of alcohols Directed Halogenations Directed halogenation Directed halogenation Directed ortho-halogen exchange General Methods for the Direct Halogenation of Alcohols Halogen Substituents Deactivating, but Ortho, Para-Directing Halogen atoms direct reactions with hydrogen halides Halogenated quinolines, directed Halogens directed lithiation Nuclear Halogenopyrazines by Direct Halogenation Nuclear Halogenoquinoxalines by Direct Halogenation Reaction LXII.—Direct reduction of Halogen Compounds