abstract |
FIELD: chemistry. n SUBSTANCE: invention relates to a condensed polycyclic compound of general formula (I): , where each of radicals R 1 -R 18 is independently selected from a group consisting of a hydrogen atom, a phenyl group and a phenyl group substituted with two tert-butyl groups. The invention also relates to an organic light-emitting device using said compound. n EFFECT: light-emitting device containing said compound has optical output with high efficiency and brightness and lasts long. n 4 cl, 3 ex, 1 tbl, 7 dwg |