Electrophilic halogenation of thioethers: 5-chloro- and 5,6-dichloro-5,6-dihydro-1,3-dithiolo[4,5-b][1,4]dithiine-2-one and an efficient synthesis of vinylenedithiotetrathiafulvalene (VDT-TTF)
Electrophilic halogenation of thioethers: 5-chloro- and 5,6-dichloro-5,6-dihydro-1,3-dithiolo[4,5-b][1,4]dithiine-2-one and an efficient synthesis of vinylenedithiotetrathiafulvalene (VDT-TTF)