US 12,091,421 B2
Fused thiophene molecule and p-type semiconductor film and electronic device
Nobuyuki Matsuzawa, Osaka (JP); Hideyuki Arai, Osaka (JP); and Masaru Sasago, Osaka (JP)
Assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD., Osaka (JP)
Appl. No. 17/263,715
Filed by Panasonic Intellectual Property Management Co., Ltd., Osaka (JP)
PCT Filed Aug. 7, 2019, PCT No. PCT/JP2019/031155
§ 371(c)(1), (2) Date Jan. 27, 2021,
PCT Pub. No. WO2020/045000, PCT Pub. Date Mar. 5, 2020.
Claims priority of application No. JP2018-160672 (JP), filed on Aug. 29, 2018.
Prior Publication US 2021/0371428 A1, Dec. 2, 2021
Int. Cl. C07D 495/14 (2006.01); H10K 10/46 (2023.01); H10K 85/60 (2023.01)
CPC C07D 495/14 (2013.01) [H10K 10/466 (2023.02); H10K 85/6576 (2023.02)] 7 Claims
 
1. A fused thiophene molecule comprising seven aromatic rings containing three thiophene rings in one molecule,
wherein the seven aromatic rings have one or two naphthalene structures, and
wherein the fused thiophene molecule is represented by a general formula (III) or (IV) provided as follows:

OG Complex Work Unit Chemistry
in the general formula (III), Rc1 to Rc12 are each independently a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, or an aryl group having 6 to 18 carbon atoms,

OG Complex Work Unit Chemistry
in the general formula (IV), Rd1 to Rd12 are each independently a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, or an aryl group having 6 to 18 carbon atoms.