申请人:Novaled GmbH
公开号:US20200161559A1
公开(公告)日:2020-05-21
The present invention relates to a compound of formula 1 and an organic electronic device comprising an organic semiconductor layer, wherein at least one organic semiconductor layer comprises a compound of formula (1), wherein L
1
has the formula (2) and L
2
has the formula (3), wherein L
1
and L
2
are bonded at “*” via a single bond independently to the same or different arylene groups or heteroarylenes group of Ar
1
; and wherein X
1
, X
2
are independently selected from O, S and Se; Ar
1
is selected from substituted or unsubstituted C
20
to C
52
arylene or C
14
to C
64
heteroarylene, wherein the substituent of the substituted C
20
to C
52
arylene or C
14
to C
64
heteroarylene are independently selected from C
1
to C
12
alkyl, C
1
to C
12
alkoxy, CN, halogen, OH, C
6
to C
25
aryl and C
2
to C
21
heteroaryl; R
1
, R
2
are independently selected from substituted or unsubstituted C
1
to C
16
alkyl, wherein the substituent of substituted C
1
to C
16
alkyl is selected from C
6
to C
18
arylene or C
2
to C
12
heteroarylene; R
3
, R
4
are independently selected from substituted or unsubstituted C
1
to C
16
alkyl, substituted or unsubstituted C
6
to C
18
arylene, C
2
to C
20
heteroarylene, wherein the substituent of substituted C
1
to C
16
alkyl, the substituent of the substituted C
6
to C
18
arylene, C
2
to C
20
heteroarylene are independently selected from C
6
to C
18
arylene or C
2
to C
12
heteroarylene; n is selected from 1 to 5, wherein n is an integer number.