Abstract
1,2-Dithiole derivatives such as alkylthio substituted 1,2-dithiole-3-thiones, 1,6,6aλ4-tritiapentalenes and 1,2-dithiolo[4,3-c]-[1,2]dithiole-3,6-dithiole gives rise to C3S2, :C4S and thioketenes upon flash vacuum pyrolysis in the temperature range 800-1000°C.