IPC Subgroup
C08K 5/3415 Five-membered rings
Introduced: January 1990
Last revised: January 2006
Full Title
Use of organic ingredients > Nitrogen-containing compounds > Heterocyclic compounds having nitrogen in the ring > having one nitrogen atom in the ring > Five-membered rings
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- Subclass:
- USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS
1 direct subcode
Child Classifications
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- C08K 5/3417 condensed with carbocyclic rings