Patent classifications
C
CHEMISTRY; METALLURGY
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C07
ORGANIC CHEMISTRY
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C07F
ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
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9/00
Compounds containing elements of Groups 5 or 15 of the Periodic Table
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C07F9/547
Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
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C07F9/655
having oxygen atoms, with or without sulfur, selenium, or tellurium atoms, as the only ring hetero atoms
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C07F9/65525
the oxygen atom being part of a seven-(or more) membered ring
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C07F9/65527
condensed with carbocyclic rings or carbocyclic ring systems
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C07F9/65527

HETEROCYCLIC SELENOPHOSPHITES AND METHOD FOR THE PREPARATION THEREOF
20170158722 · 2017-06-08 · ·

Novel heterocyclic selenophosphites, method for preparation thereof and use thereof as ligand unit for preparing ligands for use in complexes.

HETEROCYCLIC SELENAMONOPHOSPHITES PROTECTED ON A HYDROXYL GROUP AND PROCESSES FOR PREPARATION THEREOF
20170158723 · 2017-06-08 · ·

Novel heterocyclic selenamonophosphites protected on the hydroxyl group, processes for preparation thereof and the use thereof as ligand.

HETEROCYCLIC SELENABISPHOSPHITES AND PROCESS FOR PREPARATION THEREOF
20170158590 · 2017-06-08 · ·

Novel heterocyclic selenabisphosphites, process for preparation thereof and use thereof as ligand unit for preparing ligands for use in complexes.

Aryl phosphines with fused ring ortho-alkoxy substitution
09579641 · 2017-02-28 · ·

An aryl phosphine with fused ring ortho-alkoxy substitution that includes an aryl monophosphine and an aryl bi-sphosphme.