| 摘要 |
PROBLEM TO BE SOLVED: To provide a novel compound capable of giving a thin film of an organic semiconductor active layer.SOLUTION: There is provided a polycyclic compound represented by formula (1) (wherein the ring structure C represents a ring represented by formula (C1), formula (C2) or formula (C3), (wherein P and Q each represent sulfur, oxygen, selenium or tellurium, W, X, Y and Z each represent sulfur, selenium, N-(R), or the like, ring structures A and B each represent an aromatic carbon ring or an aromatic hetero ring, and Rrepresents alkyl)). |
