Organic metal complexes

A compound according to Formula (1),

• where the following applies to the symbols and indices used:
• M is a transition metal or metal ion;
• A, B, C, D each represent an aromatic or heteroaromatic ring, condensed ring system or polycyclic ring system which is optionally substituted with one or more rests R1
• Y1, Y2, Y3, and Y4 represent independently from each other N or C atoms, wherein at least two of them represent N;
• Qi with i=1, 2, 3 are bridging units;
• w1 to w7 (wi, i=1 to 7) are either 0 or 1 wherein
• ∑
• i
• =
• 1
• 7
• 
• wi
• =
• 1
• 
• 
• or
• 
• 
• 2
• ;
• z1 to z7 (zi, i=1 to 7) are, independently of each other, either 0 or 1, wherein if wi=0 then zi is also 0;
• if zi=0 and wi>0 then W is bonded either to Qi or to ring A, B, C, or D via a single bond;
• W is, identically or differently on each occurrence selected from the compound having the general Formula (2)
• where the rings B′ and F′ can be any desired with one or more R1 substituted or unsubstituted aliphatic, aromatic or heteroaromatic ring having 5 to 60 atoms or a substituted or unsubstituted polycyclic ring system, which is optionally condensed with the adjacent rings in any possible manner, where, in a preferred embodiment, the rings B′ and F′ are the compounds of the Formula (2a), which is optionally condensed with the adjacent ring C′ and E′, respectively, in any possible manner;
• and wherein
• X is, identically or differently on each occurrence selected from CR1 or N;
• T is selected, identically or differently on each occurrence, and is —C(R1)2, —Si(R1)2, —N, —NR1, —O, —S, —C(═O), —S(═O), —SO2, —CF2, —SF4, —P, —P(═O)R1, —PF2, —P(═S)R1, —As, —As(═O), —As(═S), —Sb, —Sb(═O) or —Sb(═S);
• U is, if m=0, selected from the group consisting of —C(R1)2, —Si(R1)2, —N, —NR1, —O, —S, —C(═O), —S(═O), —SO2, —CF2, —SF4, —P, —P(═O)R1, —PF2, —P(═S)R1, —As, —As(═O), —As(═S), —Sb, —Sb(═O) and —Sb(═S) and if m=1 it is selected from —CR1, —SiR1, —N;
• V is selected, independently on each occurrence, is C(R1)2, NR1, O or S;
• R1 is, identically or differently on each occurrence, H, D, F, Cl, Br, I, N(R2)2, CN, NO2, Si(R2)3, B(OR2)2, C(═O)R2, P(═O)(R2)2, S(═O)R2, S(═O)2R2, OSO2R2, 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 is optionally substituted by one or more radicals R2, where one or more non-adjacent CH2 groups is optionally replaced by R2C═CR2, C≡C, Si(R2)2, Ge(R2)2, Sn(R2)2, C═O, C═S, C═Se, C═NR2, P(═O)(R2), SO, SO2, NR2, O, S or CONR2 and where one or more H atoms is optionally replaced by D, F, Cl, Br, I, CN or NO2, or an aromatic or heteroaromatic ring system having 5 to 60 aromatic ring atoms, which may in each case be substituted by one or more radicals R2, or an aryloxy or heteroaryloxy group having 5 to 60 aromatic ring atoms, which is optionally substituted by one or more radicals R2, or a diarylamino group, diheteroarylamino group or arylheteroarylamino group having 10 to 40 aromatic ring atoms, which is optionally substituted by one or more radicals R2, or a combination of two or more of these groups;
• two or more radicals R1 here may also form a mono- or polycyclic, aliphatic, aromatic and/or benzo-fused ring system with one another;
• R2 is, identically or differently on each occurrence, H, D, F, Cl, Br, I, N(R3)2, CN, NO2, Si(R3)3, B(OR3)2, C(═O)R3, P(═O)(R3)2, S(═O)R3, S(═O)2R3, 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 is optionally substituted by one or more radicals R3, where one or more non-adjacent CH2 groups is 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 is optionally replaced by D, F, Cl, Br, I, CN or NO2, or an aromatic or heteroaromatic ring system having 5 to 60 aromatic ring atoms, which may in each case be substituted by one or more radicals R3, or an aryloxy or heteroaryloxy group having 5 to 60 aromatic ring atoms, which is optionally substituted by one or more radicals R3, or a diarylamino group, diheteroarylamino group or arylheteroarylamino group having 10 to 40 aromatic ring atoms, which is optionally substituted by one or more radicals R3, or a combination of two or more of these groups;
• two or more adjacent radicals R2 here may form a mono- or polycyclic, aliphatic or aromatic ring system with one another;
• R3 is, identically or differently on each occurrence, H, D, F or an aliphatic, aromatic and/or heteroaromatic hydrocarbon radical having 1 to 20 C atoms, in which, in addition, one or more H atoms is optionally replaced by F;
• two or more substituents R3 here may also form a mono- or polycyclic, aliphatic or aromatic ring system with one another;
• K is, if m=1, C(R1)2 or a single bond between M′ and ring C′;
• and if m=0 then k=1 and K is R1;
• M′ is a phenyl which is either unsubstituted or substituted by one or more rests R1;
• N′ is, if m=1, C(R1)2 or a single bond between M′ and ring E′;
• and if m=0 then n=1 and N′ is R1;
• k is either 0 or 1;
• if k is 0 then M′ and ring C′ are not bonded via K to each other;
• m is either 0 or 1, wherein if r=0 then m=1;
• n is either 0 or 1;
• if n=0 then M′ and ring E′ are not bonded via N to each other;
• r is 0, 1 or 2;
• r is 1 or 2 if m=0;
• s is 0 or 1;
• t is 3 if r is 1 or 2 and t is 1 if r=0;
• v is 0 or 1;
• if v=0 then ring D′ is a 5 membered ring;
• and
• Z is, identically or differently on each occurrence, a spacer group.