Organic semiconductor element, manufacturing method thereof, organic semiconductor composition, and organic semiconductor film

An organic semiconductor composition comprising:

• a compound represented by Formula 1 below;
• and
• a solvent having a boiling point of 100° C. or higher,
• wherein a content of the compound represented by Formula 1 is 20 mass % or less with respect to a total amount of the organic semiconductor composition,
• in Formula 1, A represents a central aromatic ring and is an aromatic ring selected from any one of aromatic rings represented by Formula 2 or 3, *'s represent bonding positions to two side chalcogenophene rings, and Xa's represent chalcogen atoms,
• one of X1 and Y1 is a chalcogen atom and the other is C(Ra), one of X2 and Y2 is a chalcogen atom and the other is C(Rb), Ra's each independently represent a hydrogen atom or R1, Rb's each independently represent a hydrogen atom or R2, in a case where A is an aromatic ring represented by Formula 3, Y1 and Y2 are each independently a chalcogen atom, X1 is C(Ra), and X2 is C(Rb),
• p and q each independently represent an integer of 0 to 2, Z's each independently represent a hydrogen atom or a halogen atom, and R1 and R2 each independently represent a halogen atom or a group represented by Formula W below,
• —S-L-T (W)
• in Formula W, S represents a single bond or —(C(RS)2)n—, RS's each independently represent a hydrogen atom or a halogen atom, n represents an integer of 1 to 17, L represents a single bond, a divalent linking group represented by any one of Formulae L-1 to L-15 below, or a divalent linking group obtained by bonding two or more divalent linking groups represented by any one of Formulae L-1 to L-15 below, and T represents an alkyl group, a haloalkyl group, a cyano group, a vinyl group, an ethynyl group, an aryl group, a heteroaryl group, an oxyethylene group, an oligooxyethylene group in which a repetition number of oxyethylene units is two or greater, a siloxane group, an oligosiloxane group having two or more silicon atoms, or a trialkylsilyl group, and
• in Formulae L-1 to L-15, a wavy line portion represents a bonding position to S or another divalent linking group represented by any one of Formulae L-1 to L-15, * represents a bonding position to T or another divalent linking group represented by any one of Formulae L-1 to L-15, m in Formula L-13 represents an integer of 0 to 4, m's in Formulae L-14 and L-15 each represent an integer of 0 to 2, R″s in Formulae L-1 and L-2 each independently represent a hydrogen atom or a substituent, and R″'s in Formulae L-13, L-14, and L-15 each independently represent a substituent.