A compound represented by formula (I).
In formula (I), each L independently represents a substituted or unsubstituted aryl group, or a substituted or unsubstituted heteroaryl group, n indicates the number of L groups, and is either 1 or 2, each Q independently represents a substituted or unsubstituted 3,6-dit-butyl-9H-carbazol-9-yl group, a substituted or unsubstituted 3,6-diphenyl-9H-carbazol-9-yl group, or a substituted or unsubstituted 3-phenyl-6-t-butyl-9H-carbazol-9-yl group, and m indicates the number of Q groups, and has a value of 5-n.
式 (I) 所代表的化合物。
在式 (I) 中,每个 L 独立地代表取代或未取代的芳基,或取代或未取代的杂芳基,n 表示 L 基团的数目,且为 1 或 2,每个 Q 独立地代表取代或未取代的 3、6-二丁基-
9H-咔唑-9-基基团、取代或未取代的 3,6
-二苯基-9H-咔唑-9-基基团或取代或未取代的 3-苯基-6-叔丁基-
9H-咔唑-9-基基团,m 表示 Q 基团的数目,且其值为 5-n。