having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms

Full Title

Compounds containing elements of Groups 5 or 15 of the Periodic Table > Phosphorus compounds (sugar phosphates C07H11/04; nucleotides C07H19/00, C07H21/00; nucleic acids C07H21/00) > Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom > having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms

Child Classifications

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• C07F 9/6568 having phosphorus atoms as the only ring hetero atoms
• C07F 9/6571 having phosphorus and oxygen atoms as the only ring hetero atoms
• C07F 9/6578 having phosphorus and sulfur atoms with or without oxygen atoms, as ring hetero atoms
• C07F 9/6581 having phosphorus and nitrogen atoms with or without oxygen or sulfur atoms, as ring hetero atoms