利用“one-pot” reaction 開發出不對稱主體苯三併環噻吩 (11)，其衍生物分子 (1) & (2) 已成功製備，兩者皆為 p-type 有機半導體材料，載子移動率利用真空蒸鍍製備分別達 0.026 及 9x10-4 cm2/Vs。可溶性聯噻吩主體的產率已順利提升，其衍生物 (3) ~ (9) 亦已成功開發，其中可溶性分子 (6)、(7)、(8) 皆展現不錯的載子移動率達 0.15、0.38 及 0.24 cm2/Vs。這些有機半導體材料皆表現相當良好的光、空氣與熱穩定性。 Asymmetric fused thiophene compound (11) was synthesized by “one-pot” reaction. Based on compound (11), derivatives (1) and (2) have been developed. Both compounds exhibit p-type field-effect performances with mobility of 0.026 and 9x10-4 cm2/Vs via vacuum evaporation, respectively. Compounds (3) ~ (9) have been successfully developed based on bithiophene compound (18). Preparation of soluble compound (18) has been improved with better yield. Compounds (6), (7), and (8) exhibit good field-effect performances with high mobility of 0.15, 0.38, and 0.24 cm2/Vs via solution process, respectively. All of these new semiconductor materials exhibit good stability under light, air, and thermal conditions.
