SEARCH Articles Figures Tables Benzene-fused heterocycles containing tellurium, selenium and sulphur From Other Sulphur Heterocycles Fused Heterocycles containing One Oxygen or Sulphur Atom Heterocycles Containing Nitrogen, Oxygen, and Sulphur Heterocycles containing One Sulphur Atom Heterocycles containing Two Sulphur Atoms Heterocyclic Compounds of Quadricovalent Sulphur Heterocyclic sulphur compounds, electronic Heterocyclic sulphur compounds, electronic structure Nitrogen and Sulphur Heterocycles Nitrogen- and Sulphur-containing Heterocycles Oxygen- and Sulphur-containing Heterocycles Sulphur Heterocycles Bridged by a Single Bond Sulphur Heterocyclic Radicals Sulphur heterocycles, formation from Sulphur-containing heterocycles