申请人:NANJING TOPTO MATERIALS CO.,LTD.
公开号:US20180105534A1
公开(公告)日:2018-04-19
The present invention provides an organic electroluminescent compound and an organic electroluminescent device using the organic electroluminescent compound, the compound has the following structural formula:
wherein R
1
, R
2
and R
4
are, each independently, selected from a group consisting of a hydrogen atom, a C1-C20 linear or branched alkyl group, a substituted or unsubstituted N-(phenylmethyl)imino group, a phenyl group, phenylamine, diphenylamine, phenyl pyridinylamine, bipyridinylamine, phenyl naphthylamine, binaphthylamine, phenyl phenanthrylamine, biphenanthrylamine, phenyl anthrylamine, bianthrylamine, phenanthridine, biphenyl, a pyridyl group, a pyrimidinyl group, a quinolinyl group and a triazinyl group; R
3
is selected from a group consisting of hydrogen atom, a C1-C10 linear or branched alkyl group, a substituted or unsubstituted N-(phenylmethyl)imino group, a phenyl group, phenylamine, diphenylamine, phenyl pyridinylamine, bipyridinylamine, phenyl naphthylamine, binaphthylamine, phenyl phenanthrylamine, biphenanthrylamine, phenyl anthrylamine, bianthrylamine, phenanthridine, biphenyl, a pyridyl group, a pyrimidinyl group, a quinolinyl group and a triazinyl group.
本发明提供了一种有机电致发光化合物及使用该有机电致发光化合物的有机电致发光器件,该化合物具有如下结构式:
式中,R1、R2和R4分别为,每个独立地,选自包括氢原子、C1-C20的直链或支链烷基团、取代或未取代的N-(苯甲基)亚胺基团、苯基、苯胺、二苯胺、苯基吡啶基胺、双吡啶基胺、苯基萘胺、双萘胺、苯基菲胺、双菲胺、苯基蒽胺、双蒽胺、菲啶、联苯、吡啶基团、嘧啶基团、喹啉基团和三嗪基团在内的组;R3选自包括氢原子、C1-C10的直链或支链烷基团、取代或未取代的N-(苯甲基)亚胺基团、苯基、苯胺、二苯胺、苯基吡啶基胺、双吡啶基胺、苯基萘胺、双萘胺、苯基菲胺、双菲胺、苯基蒽胺、双蒽胺、菲啶、联苯、吡啶基团、嘧啶基团、喹啉基团和三嗪基团在内的组。