H. Muller et al., BIS(ARYLIDENE)TETRATHIAPENTALENES - NOVEL BUILDING-BLOCKS FOR EXTENDED TETRATHIAFULVALENES AND CONDUCTING POLYMERS, Synthetic metals, 84(1-3), 1997, pp. 445-446
1,3,4,6-tetrathiapentalene-2,5-dione (1) undergoes a Wittig-type react
ion with aromatic aldehydes 2a - f in neat triethyl phosphite to furni
sh the novel, disubstituted tetrathiapentalene derivatives (3a - f). T
heir electrochemical behaviour and donor properties are discussed.