申请人:Suh Dong-Hack
公开号:US20080200678A1
公开(公告)日:2008-08-21
The present invention relates to a light-emitting transition metal compound represented by the Chemical Formula 1 and Chemical Formula 2 and an organic electroluminescence device including the same.
In the Chemical Formulae 1 and 2, M is Ir, Pt, Rh, Re, Os, and the like, m is 2 or 3, n is 0 or 1, the sum of m and n is 3, provided that the sum of m and n is 2 when M is Pt, X, and Z are the same or different, N or P, and Y and Q are O, S, or Se, R
1
and R
5
are hydrogen, a C1 to C20 alkyl excluding an aromatic cyclic substituent, a cycloalkyl, a halogen, a linear or branched substituent including at least one halogen, or a linear or branched substituent including at least one heteroatom, and R
2
, R
3
, R
4
, R
6
, R
7
, R
8
, R
9
, and R
10
are hydrogen, a C1 to C20 alkyl, an aryl, a cycloalkyl, a halogen, a linear or branched substituent including at least one halogen, a linear or branched substituent including at least one heteroatom, carbonyl, vinyl, or acetylenyl, or may form a cycle, and may be the same or different.
本发明涉及一种由化学式1和化学式2表示的发光过渡金属化合物,以及包括该化合物的有机电致发光器件。在化学式1和2中,M为Ir、Pt、Rh、Re、Os等,m为2或3,n为0或1,m和n的总和为3,当M为Pt时,m和n的总和为2,X和Z相同或不同,为N或P,Y和Q为O、S或Se,R1和R5为氢、除芳香环取代基外的C1到C20烷基、环烷基、卤素、线性或支链取代基,包括至少一个卤素,或包括至少一个杂原子的线性或支链取代基,R2、R3、R4、R6、R7、R8、R9和R10为氢、C1到C20烷基、芳基、环烷基、卤素、线性或支链取代基,包括至少一个卤素,线性或支链取代基,包括至少一个杂原子,羰基、烯基或乙炔基,或可形成环,并且可以相同或不同。