Compounds with spirobifluorene-structures

A compound comprising structures of the formula (I):

• where the symbols used are as follows:
• Z1, Z2, Z3, Z4, Z5, Z6, Z7, Z8 is the same or different and is Y or C;
• Y is the same or different at each instance and is N, CR1, or two adjacent Y groups together are O, S, NR1, with the proviso that a 5- or 6-membered ring is formed;
• X is the same or different at each instance and is N or CR1;
• o, p, q, r is 0 or 1;
• L is a bond or an aromatic or heteroaromatic ring system which has 5 to 24 aromatic ring atoms and may be substituted by one or more R1 radicals;
• Q group is selected from structures of the formulae (Q-16), (Q-17) or (Q-18)
• where the dotted bond marks the attachment position and
• Ar1 is an aromatic or heteroaromatic ring system which has 5 to 40 aromatic ring atoms and may be substituted in each case by one or more R1 radicals, where two or more adjacent R1 substituents may optionally form a mono- or polycyclic, aliphatic, heteroaliphatic, aromatic or heteroaromatic ring system which may be substituted by one or more R3 radicals;
• R1 is the same or different at each instance and is H, D, F, Cl, Br, I, B(OR2)2, CHO, C(═O)R2, CR2═C(R2)2, CN, C(═O)OR2, C(═O)N(R2)2, Si(R2)3, N(R2)2, NO2, P(═O)(R2)2, OSO2R2, OR2, S(═O)R2, S(═O)2R2, a straight-chain alkyl, alkoxy or thioalkoxy group having 1 to 40 carbon atoms or a branched or cyclic alkyl, alkoxy or thioalkoxy group having 3 to 40 carbon atoms, each of which may be substituted by one or more R5 radicals, where one or more nonadjacent CH2 groups may be replaced by —R2C═CR2-, Si(R2)2, Ge(R2)2, Sn(R2)2, C═O, C═S, C═Se, C═NR2, NR2, P(═O)(R2), —C(═O)O—, —C(═O)NR2—, —O—, —s-, SO or SO2 and where one or more hydrogen atoms may be replaced by D, F, Cl, Br, I, CN or NO2, or an aromatic or heteroaromatic ring system which has 5 to 40 aromatic ring atoms and may be substituted in each case by one or more R2 radicals, or an aryloxy or heteroaryloxy group which has 5 to 40 aromatic ring atoms and may be substituted by one or more R2 radicals, or an aralkyl or heteroaralkyl group which has 5 to 40 aromatic ring atoms and may be substituted by one or more R2 radicals, or a diarylamino group, diheteroarylamino group or arylheteroarylamino group which has 10 to 40 aromatic ring atoms and may be substituted by one or more R2 radicals, or a combination of these systems;
• at the same time, two or more R1 radicals together may form a ring system;
• R2 is the same or different at each instance and is H, D, F, Cl, Br, I, B(OR3)2, CHO, C(═O)R3, CR3═C(R3)2, CN, C(═O)OR3, C(═O)N(R3)2, Si(R3)3, N(R3)2, NO2, P(═O)(R3)2, OSO2R3, OR3, S(═O)R3, S(═O)2R3, a straight-chain alkyl, alkoxy or thioalkoxy group having 1 to 40 carbon atoms or a branched or cyclic alkyl, alkoxy or thioalkoxy group having 3 to 40 carbon atoms, each of which may be substituted by one or more R3 radicals, where one or more nonadjacent CH2 groups may be replaced by —R3C═CR3—, —C≡C—, Si(R3)2, Si(R3)2, Ge(R3)2, Sn(R3)2, C═O, C═S, C═Se, C═NR3, NR3, P(═O)(R3), —C(═O)O—, —C(═O)NR3—, —O—, —S—, SO or SO2 and where one or more hydrogen atoms may be replaced by D, F, Cl, Br, I, CN or NO2, or an aromatic or heteroaromatic ring system which has 5 to 40 aromatic ring atoms and may be substituted in each case by one or more R3 radicals, or an aryloxy or heteroaryloxy group which has 5 to 40 aromatic ring atoms and may be substituted by one or more R3 radicals, or an aralkyl or heteroaralkyl group which has 5 to 40 aromatic ring atoms and may be substituted by one or more R3 radicals, or a diarylamino group, diheteroarylamino group or arylheteroarylamino group which has 10 to 40 aromatic ring atoms and may be substituted by one or more R3 radicals, or a combination of these systems;
• at the same time, two or more R2 substituents together may also form a mono- or polycyclic, aliphatic, heteroaliphatic, aromatic or heteroaromatic ring system;
• R3 is the same or different at each instance and is H, D, F or an aliphatic, aromatic and/or heteroaromatic organic radical having 1 to 20 carbon atoms, in which hydrogen atoms may also be replaced by F;
• at the same time, two or more R3 substituents together may also form a mono- or polycyclic, aliphatic, heteroaliphatic, aromatic or heteroaromatic ring system;
• with the proviso that o+p=1, where, if o=1, Z1, Z2 are C and Z3, Z4 are Y, and if p=1, Z1, Z2 are Y and Z3, Z4 are C;
• and
• with the proviso that q+r=1 where, if q=1, Z5, Z6 are C and Z7, Z8 are Y and, if r=1, Z5, Z6 are Y and Z7, Z8 are C.

An oligomer, polymer or dendrimer containing one or more compounds

• comprising structures of the formula (I):
• where the symbols used are as follows:
• Z1, Z2, Z3, Z4, Z5, Z6, Z7, Z8 is the same or different and is Y or C;
• Y is the same or different at each instance and is N, CR1, or two adjacent Y groups together are O, S, NR1, with the proviso that a 5- or 6-membered ring is formed;
• X is the same or different at each instance and is N or CR1;
• o, p, q, r is 0 or 1;
• L is a bond or an aromatic or heteroaromatic ring system which has 5 to 24 aromatic ring atoms and may be substituted by one or more R1 radicals;
• Q is an electron transport group;
• R1 is the same or different at each instance and is H, D, F, Cl, Br, I, B(OR2)2, CHO, C(═O)R2, CR2═C(R2)2, CN, C(═O)OR2, C(═O)N(R2)2, Si(R2)3, N(R2)2, NO2, P(═O)(R2)2, OSO2R2, OR2, S(═O)R2, S(═O)2R2, a straight-chain alkyl, alkoxy or thioalkoxy group having 1 to 40 carbon atoms or a branched or cyclic alkyl, alkoxy or thioalkoxy group having 3 to 40 carbon atoms, each of which may be substituted by one or more R5 radicals, where one or more nonadjacent CH2 groups may be replaced by —R2C═CR2—, —C≡C—, Si(R2)2, Ge(R2)2, Sn(R2)2, C═O, C═S, C═Se, C═NR2, NR2, P(═O)(R2), —C(═O)O—, —C(═O)NR2—, —O—, —S—, SO or SO2 and where one or more hydrogen atoms may be replaced by D, F, Cl, Br, I, CN or NO2, or an aromatic or heteroaromatic ring system which has 5 to 40 aromatic ring atoms and may be substituted in each case by one or more R2 radicals, or an aryloxy or heteroaryloxy group which has 5 to 40 aromatic ring atoms and may be substituted by one or more R2 radicals, or an aralkyl or heteroaralkyl group which has 5 to 40 aromatic ring atoms and may be substituted by one or more R2 radicals, or a diarylamino group, diheteroarylamino group or arylheteroarylamino group which has 10 to 40 aromatic ring atoms and may be substituted by one or more R2 radicals, or a combination of these systems;
• at the same time, two or more R1 radicals together may form a ring system;
• R2 is the same or different at each instance and is H, D, F, Cl, Br, I, B(OR3)2, CHO, C(═O)R3, CR3═C(R3)2, CN, C(═O)OR3, C(═O)N(R3)2, Si(R3)3, N(R3)2, NO2, P(═O)(R3)2, OSO2R3, OR3, S(═O)R3, S(═O)2R3, a straight-chain alkyl, alkoxy or thioalkoxy group having 1 to 40 carbon atoms or a branched or cyclic alkyl, alkoxy or thioalkoxy group having 3 to 40 carbon atoms, each of which may be substituted by one or more R3 radicals, where one or more nonadjacent CH2 groups may be replaced by —R3C═CR3—, —C≡C—, Si(R3)2, Si(R3)2, Ge(R3)2, Sn(R3)2, C═O, C═S, C═Se, C═NR3, NR3, P(═O)(R3), —C(═O)O—, —C(═O)NR3—, —O—, —S—, SO or SO2 and where one or more hydrogen atoms may be replaced by D, F, Cl, Br, I, CN or NO2, or an aromatic or heteroaromatic ring system which has 5 to 40 aromatic ring atoms and may be substituted in each case by one or more R3 radicals, or an aryloxy or heteroaryloxy group which has 5 to 40 aromatic ring atoms and may be substituted by one or more R3 radicals, or an aralkyl or heteroaralkyl group which has 5 to 40 aromatic ring atoms and may be substituted by one or more R3 radicals, or a diarylamino group, diheteroarylamino group or arylheteroarylamino group which has 10 to 40 aromatic ring atoms and may be substituted by one or more R3 radicals, or a combination of these systems;
• at the same time, two or more R2 substituents together may also form a mono- or polycyclic, aliphatic, heteroaliphatic, aromatic or heteroaromatic ring system;
• R3 is the same or different at each instance and is H, D, F or an aliphatic, aromatic and/or heteroaromatic organic radical having 1 to 20 carbon atoms, in which hydrogen atoms may also be replaced by F;
• at the same time, two or more R3 substituents together may also form a mono- or polycyclic, aliphatic, heteroaliphatic, aromatic or heteroaromatic ring system;
• with the proviso that o+p=1, where, if o=1, Z1, Z2 are C and Z3, Z4 are Y, and if p=1, Z1, Z2 are Y and Z3, Z4 are C;
• and
• with the proviso that q+r=1 where, if q=1, Z5, Z6 are C and Z7, Z8 are Y and, if r=1, Z5, Z6 are Y and Z7, Z8 are C,
• wherein, rather than a hydrogen atom or a substituent, there are one or more bonds of the compounds to the polymer, oligomer or dendrimer.