申请人:Universal Display Corporation
公开号:US20220123235A1
公开(公告)日:2022-04-21
A compound having a structure of Formula I,
is provided. In Formula I, X
1
-X
7
, Z
1
and Z
2
are each independently C or N; Z
3
is selected from BR′, NR′, PR′, O, S, Se, C═O, S═O, SO
2
, CR′R″, SiR′R″, and GeRR″; L is selected from O, S, and NR; C
1
, C
2
, and C
3
are all carbon atoms; the
bonds represent single bond or double bond to fulfill the valency requirement of a neutral compound; each R
1
, R
2
, R
3
, R, R′, R″, R
A
, and R
B
is independently hydrogen or a substituent; and any two of R
1
, R
2
, R
3
, R, R′, R″, R
A
, and R
B
can be joined or fused together to form a ring. Further provided are OLEDs and related consumer products that utilize these compounds.
提供了一种具有I式结构的化合物。在公式I中,X1-X7,Z1和Z2各自独立地为C或N; Z3从BR',NR',PR',O,S,Se,C═O,S═O,SO2,CR'R",SiR'R"和GeRR"中选择; L从O,S和NR中选择; C1,C2和C3都是碳原子; 这些键代表单键或双键,以满足中性化合物的价态要求; 每个R1,R2,R3,R,R',R",RA和RB都是氢或取代基; R1,R2,R3,R,R',R",RA和RB中的任意两个可以连接或融合在一起形成环。还提供了利用这些化合物的OLEDs和相关消费品。