申请人:YOSHIDA Kei
公开号:US20130062597A1
公开(公告)日:2013-03-14
A nitrogen-containing heteroaromatic compound is represented by the following formula (A).
wherein Y is an oxygen atom or a sulfur atom, M is a substituted or unsubstituted nitrogen-containing heteroaromatic group, and Ar
2
is a substituted aromatic hydrocarbon group having 6 to 18 ring carbon atoms, a substituted or unsubstituted monocyclic heteroaromatic group having 5 or 6 ring atoms, a dibenzofuran ring group that may be substituted with a substituent (excluding a 3-carbazolyl group and an N-carbazolyl group), a dibenzothiophene ring group that may be substituted with a substituent (excluding a 3-carbazolyl group and an N-carbazolyl group), or a nitrogen-containing polycyclic group among nitrogen-containing polycyclic groups respectively represented by the following formulas (1) to (5).
一种含氮杂芳化合物由以下式(A)表示。其中Y是氧原子或硫原子,M是取代或未取代的含氮杂芳基团,Ar2是具有6至18个环碳原子的取代芳香烃基团,具有5或6个环原子的取代或未取代的单环杂芳基团,可能被取代取代基(不包括3-咔唑基和N-咔唑基)取代的二苯并呋喃环基团,可能被取代取代基(不包括3-咔唑基和N-咔唑基)取代的二苯并噻吩环基团,或者是氮杂多环基团中的一种,分别由以下式(1)至(5)表示。