[EN] CARBAZOLE SUBSTITUTED TRIAZOLE, TRIAZINE, AND TETRAZINE AMBIPOLAR HOST MATERIALS AND DEVICES<br/>[FR] MATÉRIAUX HÔTES AMBIPOLAIRES À BASE DE TRIAZOLE, DE TRIAZINE ET DE TÉTRAZINE, SUBSTITUÉS PAR CARBAZOLE, ET DISPOSITIFS
申请人:GEORGIA TECH RES INST
公开号:WO2014011491A1
公开(公告)日:2014-01-16
Disclosed herein are ambipolar host compounds represented by formula (I): (I), wherein: a) at least one of the R1, R2 and R3 groups is an optionally substituted carbazole group, and the remaining of R1, R2 and R3 are independently selected from hydrogen, halogen and a C1-20 organic group; b) R4 is an optionally substituted alkyl group, an optionally substituted heteroalkyl group, a substituted aryl group comprising at least one heteroatom in the substituent, or an optionally substituted heteroaryl group; and c) Y is selected from, and, wherein R5 is an optionally substituted aryl group, an optionally substituted heteroaryl group, an optionally substituted alkyl group or an optionally substituted heteroalkyl group, and wherein R6 is hydrogen, an optionally substituted aryl group, an optionally substituted heteroaryl group, an optionally substituted alkyl group or an optionally substituted heteroalkyl group. The compounds can be used in OLED devices.
本文揭示了由式(I)表示的双极主体化合物:(I),其中:a) R1、R2和R3中至少一个是可选取代的咔唑基团,其余的R1、R2和R3独立地选自氢、卤素和C1-20有机基团;b) R4是可选取代的烷基基团、可选取代的杂环烷基基团、带有至少一个杂原子的取代芳基基团或可选取代的杂芳基基团;c) Y选自,并且其中R5是可选取代的芳基基团、可选取代的杂芳基基团、可选取代的烷基基团或可选取代的杂环烷基基团,而R6是氢、可选取代的芳基基团、可选取代的杂芳基基团、可选取代的烷基基团或可选取代的杂环烷基基团。这些化合物可用于OLED器件。