Organic light emitting compound and organic light emitting device comprising the same
申请人:Son Jhun-Mo
公开号:US20070176541A1
公开(公告)日:2007-08-02
A compound represented by Formula 1 and an organic light emitting device including the same:
where Ar is a substituted or unsubstituted C
6
-C
26
aryl group; X is O, S,
R
1
and R
2
are hydrogen, a halogen, a C
1
-C
12
alkyl group, a C
6
-C
26
aryl group, or a substituted group thereof; R
3
, R
4
, R
5
, R
6
, R
7
and R
8
are each independently hydrogen or a substituted or unsubstituted C
1
-C
12
alkyl group; R
9
through R
22
are each independently hydrogen, a C
1
-C
30
alkyl group, a C
1
-C
30
alkoxy group, a C
6
-C
30
aryl group, a C
6
-C
30
arylalkyl group, a C
6
-C
30
aryloxy group, a C
5
-C
30
heteroaryl group, a C
5
-C
30
heteroarylalkyl group, a C
5
-C
30
heteroaryloxy group, a C
5
-C
20
cycloalkyl group, a C
5
-C
30
heterocycloalkyl group, or a substituted group thereof. An organic light emitting device using the compound has low operating voltage, high color purity, and high efficiency.
化合物由式1表示,并包括该化合物的有机发光器件:其中Ar是取代或未取代的C6-C26芳基基团;X是O、S、R1和R2分别是氢、卤素、C1-C12烷基、C6-C26芳基基团或其取代基;R3、R4、R5、R6、R7和R8各自独立地是氢或取代或未取代的C1-C12烷基;R9至R22各自独立地是氢、C1-C30烷基、C1-C30甲氧基基团、C6-C30芳基基团、C6-C30芳基烷基基团、C6-C30芳氧基基团、C5-C30杂环芳基基团、C5-C30杂环芳基烷基基团、C5-C30杂环芳氧基基团、C5-C20环烷基团、C5-C30杂环环烷基团或其取代基。使用该化合物的有机发光器件具有低工作电压、高色纯度和高效率。