Patent ID: 8993123
Filing Date: 2015-03-31
Classification: C07C,C07D,C09K,H01L,H05B,Y02E,Y10S

Abstract:
1. A compound of the formula (1) where the following applies to the symbols used: Ar is selected from phenyl, 2- phenanthrenyl, 3- phenanthrenyl, 9-phenanthrenyl, para-phenylene-1-naphthyl, para-phenylene-2-naphthyl, 2-fluorenyl or 2-spirobifluorenyl, which is optionally substituted by one or more radicals R1, or the Ar group is selected from the formulae (8), (9), (10) and (11): Ar2 is an aryl or heteroaryl group having 5 to 16 aromatic ring atoms which is optionally substituted by one or more radicals R1; q is 1; R1 is, identically or differently on each occurrence, H, D, F, Cl, Br, I, CHO, N(Ar1) R2 is, identically or differently on each occurrence, R1; Ar1 is, identically or differently on each occurrence, an aromatic or heteroaromatic ring system having 5 to 30 aromatic ring atoms, which is optionally substituted by one or more non-aromatic radicals R3; two radicals Ar1 which are bonded to the same nitrogen or phosphorus atom may optionally be linked to one another by a single bond or a bridge selected from B(R3), C(R3) R3 is on each occurrence, identically or differently, H 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; with the provisos that R2 in positions 2, 3, 6, and 7 of anthracene is not N(Ar1) 2 or an aromatic or heteroaromatic ring system having 5 to 60 aromatic ring atoms and Ar is not ortho-biphenyl, meta-biphenyl, or para-biphenyl.