申请人:Okamura Rei
公开号:US20120205585A1
公开(公告)日:2012-08-16
A metal complex represented by the following formula (1):
wherein R
1
to R
6
, R
8
and R
11
to R
20
represent a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an alkylthio group, an aryl group, an aryloxy group, an arylthio group, an arylalkyl group, an arylalkoxy group, an arylalkylthio group, an acyl group, an acyloxy group, an amide group, an acid imide group, an imine residue, a substituted amino group, a substituted silyl group, a substituted silyloxy group, a substituted silylthio group, a substituted silylamino group, a monovalent heterocyclic group, a heteroaryloxy group, a heteroarylthio group, an arylalkenyl group, an arylalkynyl group, a substituted carboxyl group or a cyano group;
Z
1
to Z
5
represent —C(R*)═ or a nitrogen atom, wherein R* represents a hydrogen atom or a substituent, provided that at least two of Z
1
to Z
5
are nitrogen atoms;
m represents 1 or 2.