C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
C07F7/003—Compounds containing elements of Groups 4 or 14 of the Periodic Table without C-Metal linkages