Discussed is a delayed fluorescence compound of Formula 1:
wherein n is 1 or 0, and A is selected from Formula 2:
wherein D is selected from Formula 3:
and each of "L1" and "L2" is independently selected from Formula 4:
wherein R1 in the Formula 2 is selected from hydrogen or phenyl, and each of X, Y and Z is independently selected from carbon and nitrogen, and wherein at least two selected from X, Y and Z are nitrogen, and R2 in the Formula 4 is selected from hydrogen or C1∼C10 alkyl.
讨论的是 1 号延迟荧光化合物:
其中 n 为 1 或 0,A 选自式 2:
其中 D 选自式 3:
L1 "和 "
L2 "各自独立地选自式 4:
其中式2中的R1选自氢或苯基,X、Y和Z各自独立地选自碳和氮,其中至少两个选自X、Y和Z的是氮,式4中的R2选自氢或C1∼C10烷基。