π-Conjugated dithieno[3,2-b:2′,3′-d]pyrrole (DTP) …
2015-11-23 · Two new molecules with acceptor–donor–donor–acceptor (A–D–D–A) configuration bearing coplanar electron-donating dithieno[3,2-b:2′,3′-d]pyrrole (DTP) as the donor unit and the electron-withdrawing dicyanovinylene as the acceptor block, DTP-L and DTP-S, were synthesized. The introduction of two branched alkyl chains