| 主权项 |
1. A compound of formulae (111) to (116), wherein the aromatic systems are each optionally substituted by one or more radicals R1: wherein R1 are on each occurrence, identically or differently, H, D, F, Cl, Br, I, N(Ar4)2, C(═O)Ar4, P(═O)(Ar4)2, S(═O)Ar4, S(═O)2Ar4, CR2═CR2Ar4, CHO, CR3═C(R3)2, CN, NO2, Si(R3)3, B(OR3)2, B(R3)2, B(N(R3)2)2, OSO2R3, a straight-chain alkyl, alkoxy or thioalkoxy group having 1 to 40 C atoms or a straight-chain alkenyl or alkynyl group having 2 to 40 C atoms or a branched or cyclic alkyl, alkenyl, alkynyl, alkoxy or thioalkoxy group having 3 to 40 C atoms, each of which are optionally substituted by one or more radicals R3, where in each case one or more non-adjacent CH2 groups are optionally replaced by R3C═CR3, C≡C, Si(R3)2, Ge(R3)2, Sn(R3)2, C═O, C═S, C═Se, C═NR3, P(═O)R3, SO, SO2, NR3, O, S or CONR3 and where one or more H atoms are optionally replaced by F, Cl, Br, I, CN or NO2, or an aromatic or heteroaromatic ring system having 5 to 60 aromatic ring atoms, which in each case are optionally substituted by one or more radicals R3, or a combination of these systems; R2 is on each occurrence, identically or differently, H, D, F, Cl, Br, I, N(Ar4)2, C(═O)Ar4, P(═O)(Ar4)2, S(═O)Ar4, S(═O)2Ar4, CR2═CR2Ar4, CHO, CR3═C(R3)2, CN, NO2, Si(R3)3, B(OR3)2, B(R3)2, B(N(R3)2)2, OSO2R3, a straight-chain alkyl, alkoxy or thioalkoxy group having 1 to 40 C atoms or a straight-chain alkenyl or alkynyl group having 2 to 40 C atoms or a branched or cyclic alkyl, alkenyl, alkynyl, alkoxy or thioalkoxy group having 3 to 40 C atoms, each of which are optionally substituted by one or more radicals R3, where in each case one or more non-adjacent CH2 groups are optionally replaced by R3C═CR3, C≡C, Si(R3)2, Ge(R3)2, Sn(R3)2, C═O, C═S, C═Se, C═NR3, P(═O)R3, SO, SO2, NR3, O, S or CONR3 and where one or more H atoms are optionally replaced by F, Cl, Br, I, CN or NO2, or an aromatic or heteroaromatic ring system having 5 to 60 aromatic ring atoms, which in each case are optionally substituted by one or more radicals R3, or a combination of these systems; and wherein two or more substituents R2 optionally define a mono- or polycyclic, aliphatic or aromatic ring system with one another; Ar4 is on each occurrence, identically or differently, an aromatic or heteroaromatic ring system having 5-30 aromatic ring atoms optionally substituted by one or more non-aromatic radicals R1; and wherein two radicals Ar on the same nitrogen or phosphorus atom are optionally linked to one another by a single bond or a bridge X; X is on each occurrence, identically or differently, a group selected from BR2, C(R2)2, Si(R2)2, C=O, C=NR2, C=C(R2)2, O, S, S=O, SO2, NR2, PR2, P(=O)R2 and P(=S)R2; R3 is on each occurrence, identically or differently, H or an aliphatic or aromatic hydrocarbon radical having 1 to 20 C atoms. |
