| 主权项 |
1. A compound represented by Formula 1 below: in Formula 1 above, S ring is a C4-C8 heterocyclic group containing S (sulfur), N ring is a C4-C8 heterocyclic group containing N (nitrogen), l, m, and n are each an integer from 0 to 4, R1 to R3 are independently selected from the group consisting of halogen, deuterium, a cyano group, a C6-C60 aryl group, a C2-C60 heterocyclic group containing at least one heteroatom selected from O, N, S, Si, and P, a C1-C30 alkoxy group, a C1-C60 alkyl group, a C2-C60 alkenyl group, a fluorenyl group, and -L1-N(R′)(R″), and any two adjacent groups of R1s to R3s are optionally linked together to form a fused ring, L and L1 are independently selected from the group consisting of a single bond, a C6-C60 arylene group, a fluorenylene group, and a C2-C60 heteroarylene group containing at least one heteroatom selected from O, N, S, Si, and P, wherein, the arylene group, the fluorenyl group, and the heteroarylene group are optionally substituted by one or more substituents selected from the group consisting of deuterium, halogen, a silane group, a siloxane group, a boron group, a germanium group, a cyano group, a nitro group, a C1-C20 alkylthio group, a C1-C20 alkoxy group, a C1-C20 alkyl group, a C2-C20 alkenyl group, a C2-C20 alkynyl group, a C6-C20 aryl group, a C6-C20 aryl group substituted by deuterium, a fluorenyl group, a C2-C60 heterocyclic group containing at least one heteroatom selected from O, N, S, Si, and P, a C3-C20 cycloalkyl group, a C7-C20 arylalkyl group, and a C8-C20 arylalkenyl group, Ar, R′ and R″ are independently selected from the group consisting of a C6-C60 aryl group, a C2-C60 heterocyclic group containing at least one heteroatom selected from O, N, S, Si, and P, and a fluorenyl group, X and Y are independently selected from the group consisting of a single bond, C(R4)(R5), N(R4), O, S, Se, and Si(R4)(R5), R4 and R5 are independently selected from the group consisting of hydrogen, deuterium, a C6-C60 aryl group, a C2-C60 heterocyclic group containing at least one heteroatom selected from O, N, S, Si, and P, a C1-C30 alkoxy group, a C1-C60 alkyl group, a C2-C60 alkenyl group and a fluorenyl group, when Ar, R1 to R5, R′, and R″ are an aryl group, a fluorenyl group or a heterocyclic group, Ar, R1 to R5, R′, and R″ are optionally substituted by one or more substituents selected from the group consisting of deuterium, halogen, a silane group, a siloxane group, a boron group, a germanium group, a cyano group, a nitro group, a C1-C20 alkylthio group, a C1-C20 alkoxy group, a C1-C20 alkyl group, a C2-C20 alkenyl group, a C2-C20 alkynyl group, a C6-C20 aryl group, a C6-C20 aryl group substituted by deuterium, a fluorenyl group, a C2-C60 heterocyclic group containing at least one heteroatom selected from O, N, S, Si, and P, a C3-C20 cycloalkyl group, a C7-C20 arylalkyl group, and a C8-C20 arylalkenyl group, and when R1 to R5 are an alkyl group, alkenyl group or alkoxy, R1 to R5 are optionally substituted by one or more substituents selected from the group consisting of deuterium, halogen, a silane group, a siloxane group, a boron group, a germanium group, a cyano group, a nitro group, a C1-C20 alkylthio group, a C1-C20 alkoxy group, a C1-C20 alkyl group, a C2-C20 alkenyl group, a C2-C20 alkynyl group, a C6-C20 aryl group, a C6-C20 aryl group substituted by deuterium, a fluorenyl group, a C2-C60 heterocyclic group containing at least one heteroatom selected from O, N, S, Si, and P, a C3-C20 cycloalkyl group, a C7-C20 arylalkyl group, and a C8-C20 arylalkenyl group. |
