Heterocyclic Carbon Compounds Containing A Hetero Ring Having Chalcogen (i.e., Oxygen, Sulfur, Selenium, Or Tellurium) Or Nitrogen As The Only Ring Hetero Atoms (class 540, Subclass 1)
- Heavy metal or aluminum containing (Class 548/101)
- Boron or silicon containing (Class 548/110)
- Phosphorus attached directly to the five-membered hetero ring by nonionic bonding (Class 548/111)
- Phosphorus attached indirectly to the five-membered hetero ring by nonionic bonding (Class 548/112)
- The five-membered hetero ring contains ring selenium and is one of the cyclos in a polycyclo ring system (Class 548/120)
- The five-membered hetero ring consists of sulfur, oxygen, nitrogen, and carbon (Class 548/122)
- Plural ring sulfurs in the five-membered hetero ring (Class 548/123)
- Plural ring oxygens in the five-membered hetero ring (Class 548/124)
- The five-membered hetero ring consists of chalcogen, plural nitrogens, and carbon (Class 548/125)
- 1,3-thiazoles (including hydrogenated) (Class 548/146)
- 1,2-thiazoles (including hydrogenated) (Class 548/206)
- 1,3-oxazoles (including hydrogenated) (Class 548/215)
- 1,2-oxazoles (including hydrogenated) (Class 548/240)
- Tetrazoles (including hydrogenated) (Class 548/250)
- 1,2,3-triazoles (including hydrogenated) (Class 548/255)
- 1,2,4-triazoles (including hydrogenated) (Class 548/262.2)
- 1,3-diazoles (including hydrogenated) (Class 548/300.1)
- 1,2-diazoles (including hydrogenated) (Class 548/356.1)
- With preservative or stabilizer (Class 548/401)
- Heavy metal or aluminum containing (Class 548/402)
- Boron containing (Class 548/405)
- Silicon containing (Class 548/406)
- Spiro (Class 548/407)
- Phosphorus attached directly to the five-membered hetero ring by nonionic bonding (Class 548/412)
- Phosphorus attached indirectly to the five-membered hetero ring by nonionic bonding (Class 548/413)
- Polycyclo ring system having the five-membered hetero ring as one of the cyclos (Class 548/416)
- Additional hetero ring, which is attached directly or indirectly to the five-membered hetero ring by nonionic bonding (Class 548/517)
- Polycyclo carbocyclic ring system having at least three cyclos (Class 548/528)
- Having -C(=X)-, wherein X is chalcogen, bonded directly to the five membered hetero ring (e.g., pyrrole carbonyl halides, pyrrole carboxaldehyde, etc.) (Class 548/530)
- Chalcogen attached directly to the five-membered hetero ring by nonionic bonding (e.g., 3-pyrrolidinols, etc.) (Class 548/541)
- Nitrogen attached directly to the five-membered hetero ring by nonionic bonding (Class 548/557)
- Two double bonds between ring members of the five-membered hetero ring (Class 548/560)
- One double bond between ring members of the five-membered hetero ring (i.e., pyrrolines) (Class 548/565)
- Nitrogen attached indirectly to the five-membered hetero ring by acyclic nonionic bonding (Class 548/566)
- Chalcogen attached indirectly to the five-membered hetero ring by acyclic nonionic bonding (Class 548/570)
- Benzene ring bonded directly to the five-membered hetero ring (Class 548/577)
- Benzene ring in a substituent attached to the ring nitrogen of the five membered hetero ring by nonionic bonding (Class 548/578)
- The five-membered hetero ring is unsubstituted or is alkyl substituted only (e.g., pyrrolidine, etc.) (Class 548/579)
- Heavy metal, boron or silicon containing (Class 548/955)
- Phosphorus attached directly or indirectly to the hetero ring by nonionic bonding (Class 548/956)
- Spiro (Class 548/958)
- Plural hetero atoms in the hetero ring (Class 548/959)
- Polycyclo ring system having the hetero ring as one of the cyclos (Class 548/961)
- Additional hetero ring containing (Class 548/962)
- Chalcogen, nitrogen or halogen attached directly to the hetero ring by nonionic bonding (Class 548/965)
- Having -C(=X)-, wherein X is chalcogen, bonded directly to the hetero ring (Class 548/966)
- Nitrogen, other than as nitro or nitroso, attached indirectly to the hetero ring by nonionic bonding (Class 548/967)
- Chalcogen attached indirectly to the hetero ring by nonionic bonding (Class 548/968)
- The three-membered hetero ring is unsubstituted or alkyl substituted only (Class 548/969)
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