Tastanbekov, D.; Ibraikulov, O.; Koishiyev, G.; Chavez-Vasquez, P.; Chochos, C.; Leclerc, N.; Bechara, R.; Lévêque, P.; Heiser, T.
(Nazarbayev University, 2013)
Investigation revealed that alkyl chains in beta-position (fourth position of thiophene rings) lead to better pi-electron delocalisation due to enchanced planarity, because such position avoids rotational hinderance. Also, ...