Patent ID: 9409883
Filing Date: 2016-08-09
CPC Classification: C07D,C07F,H01L,Y02E

Claim Text:
1. A compound of the general formula (1) or (2), where the symbols and indices used have the following meanings: G is, identically or differently on each occurrence, a group of the following formula (a), (b) or (c): Q is, identically or differently on each occurrence, a N or CR V is selected from the group consisting of O, S, N, CR the two dashed bonds in formula (a) and (b) mean that one of the bonds is a single covalent bond and the other is a double covalent bond; R R W is, identically or differently on each occurrence, an O, S or NR Y Ar is an aromatic or heteroaromatic ring system having 5 to 60 aromatic ring atoms, which is optionally substituted by one or more radicals R Ar R R R M is, identically or differently on each occurrence, a metal selected from Li, Al or Zr; L′ is, identically or differently on each occurrence, a monodentate or bidentate ligand; m is, identically or differently on each occurrence, 0, 1, 2, 3 or 4, with the proviso that at least one index m is >0; n is 1, 2, 3 or 4; r is 1, 2, 3 or 4; k is, identically or differently on each occurrence, 0, 1, 2, 3, 4, 5 or 6; and l is 0, 1, 2, 3, 4, 5 or 6.