Oxadiazole Derivative, and Light Emitting Element, Light Emitting Device, and Electronic Device Using the Oxadiazole Derivative
申请人:Semiconductor Energy Laboratory Co., Ltd.
公开号:US20140299822A1
公开(公告)日:2014-10-09
An oxadiazole derivative represented by the following general formula (G1) is synthesized and applied to the light emitting element,
A
m
;
wherein A
m
is a substituent represented by a general formula (Am1), (Am2), or (Am3); each of α, β
1
, and β
2
represents an arylene group having 6 to 25 carbon atoms; each of A
r
1
to A
r
6
represents an aryl group having 6 to 25 carbon atoms; each of R
1
to R
3
represents hydrogen, an alkyl group having 1 to 4 carbon atoms, or an aryl group having 6 to 25 carbon atoms; and R
4
represents an alkyl group having 1 to 4 carbon atoms or an aryl group having 6 to 25 carbon atoms.
以下为一氧二唑衍生物的通式(G1),并应用于发光元件Am,其中Am是由通式(Am1)、(Am2)或(Am3)表示的取代基;α、β1和β2分别表示具有6至25个碳原子的芳基基团;Ar1至Ar6分别表示具有6至25个碳原子的芳基基团;R1至R3分别表示氢、具有1至4个碳原子的烷基基团或具有6至25个碳原子的芳基基团;R4表示具有1至4个碳原子的烷基基团或具有6至25个碳原子的芳基基团。