Novel methine compound, material for organic luminescence element, and organic luminescence element using the same
申请人:FUJI PHOTO FILM CO., LTD.
公开号:US20030080323A1
公开(公告)日:2003-05-01
Disclosed is a novel methine compound, for examples, which is represented by the following formula (I):
1
wherein R
1
, R
2
, R
3
, R
4
and R
5
each represents a hydrogen atom or a substituent; X represents an oxygen atom, a sulfur atom, or N—R
6
; Z represents —NR
7
R
8
, or —OG; R
6
, R
7
and R
8
each represents a hydrogen atom or a substituent; G represents a hydrogen atom, a cation or a substituent; L
1
, L
2
and L
3
each represents a substituted or unsubstituted methine group; n represents 1 or 2; and W represents an electron attractive group. Also, a material for organic luminescence element and organic luminescence element using the same are disclosed.
本发明涉及一种新型的甲烷化合物,例如,其由以下公式(I)表示:其中R1、R2、R3、R4和R5分别表示氢原子或取代基;X表示氧原子、硫原子或N-R6;Z表示-NR7R8或-OG;R6、R7和R8各表示氢原子或取代基;G表示氢原子、阳离子或取代基;L1、L2和L3各表示取代或未取代的甲烷基;n表示1或2;W表示电子亲和力基团。此外,还公开了一种用于有机发光元件的材料和使用该材料的有机发光元件。