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IPC Subgroup
C09B 29/5

1,2-Diazolones

Introduced: January 1980

Last revised: January 2006

Full Title

Monoazo dyes prepared by diazotising and coupling > from other coupling components > from heterocyclic compounds > 1,2-Diazoles or hydrogenated 1,2-diazoles > 1,2-Diazolones

Classification Context

Section:
CHEMISTRY; METALLURGY
Class:
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
Subclass:
ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; MORDANTS; LAKES