申请人:Universal Display Corporation
公开号:EP3626719A1
公开(公告)日:2020-03-25
A compound that has the structure according to Formula 1:
as well as, devices and formulations containing the compound of Formula 1 are disclosed. In the compound of Formua 1:
X1, X2, X3, X4, X5, and X6 are independently selected from the group consisting of C-R and N;
each R is independently selected from the group consisting of hydrogen, deuterium, halide, alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carbonyl, carboxylic acids, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof; and
at least one R comprises a donor group with at least two electron donating nitrogens.
结构如式 1 所示的化合物:
以及含有式 1 化合物的装置和制剂。在式 1 的化合物中
X1、X2、X3、X4、X5 和 X6 独立地选自由 C-R 和 N 组成的组;
每个 R 独立选自由氢、
氘、卤化物、烷基、环烷基、杂烷基、芳烷基、烷氧基、芳氧基、
氨基、
硅烷基、烯基、环烯基、杂烯基、炔基、芳基、杂芳基、酰基、羰基、
羧酸、酯、腈、异腈、
硫酰基、亚砜基、磺酰基、膦基及其组合组成的组;以及
至少一个 R 包含一个供体基团,其中至少有两个电子供体硝基。