C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic System
C07F9/02—Phosphorus compounds
C07F9/06—Phosphorus compounds without P—C bonds
C07F9/08—Esters of oxyacids of phosphorus
C07F9/09—Esters of phosphoric acids
C07F9/12—Esters of phosphoric acids with hydroxyaryl compounds