ClassID:

95218

C07D335/18 - CPC Classification

Classification description:

Heterocyclic compounds containing six-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems; Dibenzothiopyrans; Hydrogenated dibenzothiopyrans; Thioxanthenes with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 9 Nitrogen atoms

Recent Application in this class: