Quinoxaline-fused dibenzosuberane based helicenes and organic electroluminescent device using the same
申请人:JUST ABOUT SHOWING CO., LTD.
公开号:US10040772B1
公开(公告)日:2018-08-07
A quinoxaline-fused dibenzosuberane based helicene is shown in formula (1),
wherein A is with a structure of formula (2), formula (3a) or formula (3b);
X is an oxygen atom, sulfur atom, amino group, or —(CH2)n, wherein n is 0, 1, or 2;
R1 and R2 are independently selected from the group consisting of hydrogen atom, halogen atom, formula (4), formula (5) and formula (6); and
R3 to R15 are independently selected from the group consisting of hydrogen atom, halogen atom, cyano group, alkyl group, cycloalkyl group, alkoxy group, thioalkyl group, silyl group, alkenyl group, aryl group, heteroaryl group, and amino group.
一个以喹喔啉融合的二苯并二环戊烷为基础的螺环化合物如公式(1)所示,
其中A具有公式(2)、公式(3a)或公式(3b)的结构;
X为氧原子、硫原子、氨基或—(CH2)n,其中n为0、1或2;
R1和R2分别选自氢原子、卤原子、公式(4)、公式(5)和公式(6)的基团;
R3至R15分别选自氢原子、卤原子、氰基、烷基、环烷基、烷氧基、硫代烷基、硅烷基、烯基、芳基、杂环芳基和氨基的基团。