New synthesis of phenyl-substituted 2,3-dihydro-1,3-dithiolo[4,5-e][1,4]dithiin-6-thione

Article abstract of DOI:10.1016/0040-4039(96)01672-3

The facile synthesis of 4 and (±)-6 was carried out via a Diels-Alder type [2 + 4] cycloaddition reaction of oligomeric dien 8 with styrene or t-stilbene, respectively, as a dienophile by a thermal reaction and/or photoreaction (±)-6 crystallized as a rac