SEARCH Articles Figures Tables Carbene insertion reactions, group 4 metal direction Direct metalation Direct metalation group Direct metallation Directed metalation functional groups Directed metalation group Directed metalation group Directed metalation group (DMG Directing Metalation Groups (DMGs) Directing groups Directing metalating group Directing metalating group Directing metalation group Metallation directed Metallation-directing group Transition Metals as Protecting, Activating, and Directing Groups