申请人:E. I. DU PONT DE NEMOURS AND COMPANY
公开号:US20160254450A1
公开(公告)日:2016-09-01
There is provided a compound having Formula I:
In the formula: R
1
, R
1a
, R
2
, and R
2a
are the same or different and are H, D, F, CN, alkyl, fluoroalkyl, aryl, heteroaryl, silyl, deuterated alkyl, deuterated partially-fluorinated alkyl, deuterated aryl, deuterated heteroaryl, deuterated silyl, alkoxy, aryloxy, fluoroalkoxy, siloxane, siloxy, deuteroalkoxy, deuteroaryloxy, deuterofluoroalkoxy, deuterosiloxane, or deuterosiloxy, with the proviso that at least one of R
1
and R
1a
is heteroaryl or deuterated heteroaryl; R
3
, R
3a
, R
4
, R
4a
, R
5
, and R
6
are the same or different at each occurrence and are D, F, CN, alkyl, fluoroalkyl, aryl, heteroaryl, silyl, deuterated alkyl, deuterated partially-fluorinated alkyl, deuterated aryl, deuterated heteroaryl, deuterated silyl, alkoxy, aryloxy, fluoroalkoxy, siloxane, siloxy, deuteroalkoxy, deuteroaryloxy, deuterofluoroalkoxy, deuterosiloxane, or deuterosiloxy, where adjacent groups selected from R
3
, R
3a
, R
4
, and R
4a
can be joined together to form a fused ring; R
7
is the same or different at each occurrence and is alkyl, aryl, or deuterated analogs thereof, where two alkyl R
7
groups can be joined together to make a cycloalkyl spiro ring, and where two R
7
phenyl groups can be joined to form a spiro fluorene group; a and b are the same or different and are 0 or 1, with the proviso that a+b≧1; x is an integer of 0-3; y is an integer of 0-4; and z is an integer of 0-5.
提供了一个具有I式的化合物:在公式中:R1、R1a、R2和R2a相同或不同,可以是H、D、F、CN、烷基、氟烷基、芳基、杂环芳基、硅基、氘代烷基、氘代部分氟代烷基、氘代芳基、氘代杂环芳基、氘代硅基、烷氧基、芳氧基、氟烷氧基、硅氧烷、硅氧基、氘代烷氧基、氘代芳氧基、氘代氟烷氧基、氘代硅氧烷或氘代硅氧基,但其中至少一个是杂环芳基或氘代杂环芳基;R3、R3a、R4、R4a、R5和R6在每次出现时相同或不同,可以是D、F、CN、烷基、氟烷基、芳基、杂环芳基、硅基、氘代烷基、氘代部分氟代烷基、氘代芳基、氘代杂环芳基、氘代硅基、烷氧基、芳氧基、氟烷氧基、硅氧烷、硅氧基、氘代烷氧基、氘代芳氧基、氘代氟烷氧基、氘代硅氧烷或氘代硅氧基,其中选择自R3、R3a、R4和R4a的相邻基团可以连接在一起形成融合环;R7在每次出现时相同或不同,可以是烷基、芳基或它们的氘代物,其中两个烷基R7基团可以连接在一起形成环状烷基螺环,两个R7苯基团可以连接在一起形成螺环芴基团;a和b相同或不同,可以是0或1,但a+b≧1;x为0-3的整数;y为0-4的整数;z为0-5的整数。