Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom

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

Child Classifications

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• C07F 9/5475
• C07F 9/553 having one nitrogen atom as the only ring hetero atom
• C07F 9/645 having two nitrogen atoms as the only ring hetero atoms
• C07F 9/6515 having three nitrogen atoms as the only ring hetero atoms
• C07F 9/6524 having four or more nitrogen atoms as the only ring hetero atoms
• C07F 9/6527 having nitrogen and oxygen atoms as the only ring hetero atoms
• C07F 9/6536 having nitrogen and sulfur atoms with or without oxygen atoms, as the only ring hetero atoms
• C07F 9/655 having oxygen atoms, with or without sulfur, selenium, or tellurium atoms, as the only ring hetero atoms
• C07F 9/6553 having sulfur atoms, with or without selenium or tellurium atoms, as the only ring hetero atoms
• C07F 9/6558 containing at least two different or differently substituted hetero rings neither condensed among themselves nor condensed with a common carbocyclic ring or ring system
• C07F 9/6561 containing systems of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring or ring system, with or without other non-condensed hetero rings
• C07F 9/6564 having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms
• C07F 9/6596 having atoms other than oxygen, sulfur, selenium, tellurium, nitrogen or phosphorus as ring hetero atoms