Patent ID: 8846920
Filing Date: 2014-09-30
Classification: C07F,C09B,C09K,H01L,H05B,Y02E,Y02P

Abstract:
1. A compound of the formula (1) containing a part-structure M(L) n of the formula (2) wherein the symbols and indices used are: M at each instance is Mo, W, Re, Ru, Os, Rh, Ir, Pd, Pt or Au; Y is the same or different at each instance and is SiR D is the same or different at each instance and is a carbon atom or a nitrogen atom which coordinates to the metal, with the proviso that one D per ligand is a carbon atom and the other is a nitrogen atom; E is C; Cy1 is the same or different at each instance and is a substituted or unsubstituted 6-membered aryl group which is bonded to the metal M via an atom D and which also has a single bond to the part-cycle Cy2 and a single bond to the Y group, wherein the substituent is R; Cy2 is the same or different at each instance and is a substituted or unsubstituted 6-member heteroaryl group wherein the heteroatom is N, which is bonded via an atom D to the metal M and which also has a single bond to the cycle Cy1 and a common edge with the part-cycle Cy3, wherein the substituent is R; Cy3 is the same or different at each instance and is a substituted or unsubstituted 6-membered aryl group which has a single bond to the Y group and a common edge with the part-cycle Cy2, wherein the substituent is R; R is the same or different at each instance and is H, F, Cl, Br, I, OH, NO R n is 1, 2 or 3; the ligands L′ and L″ in formula (1) are monoanionic, bidentate chelating ligands, and m and o are the same or different at each instance and are 0, 1 or 2.