Provided are a novel compound suitable as an organic semiconductor material, the compound being a substituted benzochalcogenoacene compound represented by the formula (1), a thin film comprising the compound, and an organic semiconductor device having the thin film as a component. In the formula (1), each E independently represents a sulfur or selenium atom, and R1 and R2 each independently represents a hydrogen atom, an optionally substituted C4-30 alkyl group, an optionally substituted C4-30 alkoxy group, an optionally substituted C6-30 aryl group, an optionally substituted C7-30 aralkyl group, an optionally substituted C4-30 heteroaryl group, an optionally substituted C5-30 heteroaralkyl group, or an optionally fluorinated C3-30 trialkylsilyl group, both R1 and R2 being not hydrogen atoms.
本发明提供了一种适用于有机半导体材料的新型化合物(该化合物是一种由式(1)表示的取代
苯并羰基
二十碳烯化合物)、一种包含该化合物的薄膜以及一种以该薄膜为组件的有机半导体器件。在式 (1) 中,每个 E 独立地代表一个
硫原子或
硒原子,R1 和 R2 各自独立地代表一个
氢原子、一个任选取代的 C4-30 烷基、一个任选取代的 C4-30 烷
氧基、一个任选取代的 C6-30 芳基、一个任选取代的 C7-30 芳烷基、一个任选取代的 C4-30 杂芳基、一个任选取代的 C5-30 杂烷基或一个任选
氟化的 C3-30 三烷基
硅基,R1 和 R2 都不是
氢原子。