C CHEMISTRY; METALLURGY
C09 DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C09K MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
C09K2211/00 Chemical nature of organic luminescent or tenebrescent compounds
C09K2211/10 Non-macromolecular compounds
C09K2211/1018 Heterocyclic compounds
C09K2211/1025 characterised by ligands
C09K2211/1092 containing sulfur as the only heteroatom