Chalcogen Bonded Directly To Ring Carbon Of The Five-membered Hetero Ring (e.g., Phthalimidines, Etc.) Patents (Class 548/472)
- Polycyclo carbocyclic ring system having at least three cyclos (Class 548/474)
- Chalcogen or nitrogen attached directly to the ring nitrogen of the five membered hetero ring by nonionic bonding (Class 548/475)
- Benzene ring bonded directly to the ring nitrogen of the five-membered hetero (Class 548/476)
- Nitrogen attached indirectly to the ring nitrogen of the five-membered hetero ring by acyclic nonionic bonding (Class 548/477)
- Chalcogen attached indirectly to the ring nitrogen of the five-membered hetero ring by acyclic nonionic bonding (Class 548/478)
- The ring nitrogen of the five-membered hetero ring is unsubstituted or hydrocarbyl substituted only (Class 548/480)