Synthesis and characterization of fused pyrrolo[3,2-d:4,5-d']bisthiazole-containing polymers.
The synthesis of a novel electron-deficient fused pyrrolo[3,2-d:4,5-d']bisthiazole is reported from 2-bromothiazole. This was copolymerized with thiophene, selenophene, thienothiophene, and bithiophene by microwave-assisted Stille polycondensation. The resulting polymers exhibited small optical band gaps combined with low-lying HOMO energy levels and demonstrated semiconducting behavior in organic field effect transistors.
Department of Chemistry, Imperial College London, London SW7 2AZ, England.
Mohammed
M
Al-Hashimi
John G
JG
Labram
Scott
S
Watkins
Majid
M
Motevalli
Thomas D
TD
Anthopoulos
Martin
M
Heeney