Provided are a novel organic polymer useful for forming an organic semiconductor and a use of the novel organic polymer. A compound represented by the following formula (Ia) is subjected to a coupling reaction to give an organic polymer:
wherein a ring A and a ring B represent an aromatic hydrocarbon ring or an aromatic heterocyclic ring, n denotes an integer of 0 or 1 to 6, R1 to R2+n represent a substituent (such as an alkyl group), a1 to a (2+n) denote an integer of 0 to 2, a ring C represents a benzene ring ortho-fused sequentially and nonlinearly to an adjacent benzene ring depending on the number of n, X represents a hydrogen atom, a halogen atom, a lithium atom, or -MgX1 (wherein X1 represents a halogen atom).
本文提供了一种可用于形成有机半导体的新型有机聚合物及其用途。将下式 (Ia) 所代表的化合物进行偶联反应,得到一种有机聚合物:
其中环 A 和环 B 代表
芳香烃环或芳香杂环,n 表示 0 或 1 至 6 的整数,R1 至 R2+n 代表取代基(如烷基),a1 至 a(2+n)表示 0 至 2 的整数、环 C 代表与相邻苯环依次非线性正交融合的苯环,取决于 n 的数目,X 代表氢原子、卤素原子、
锂原子或 -MgX1(其中 X1 代表卤素原子)。