• All sections
• C - Chemistrymetallurgy
• C07D - Heterocyclic compounds
• C07D 309/28 - Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms

Patent holdings for IPC class C07D 309/28

Total number of patents in this class: 71

10-year publication summary

Principal owners for this class