申请人:Burn Leslie Paul
公开号:US20080004471A1
公开(公告)日:2008-01-03
A compound of formula (I),
where x is 3, 2 or 1, y is 0 or 1, n
1
and n
2
, which may be the same or different, are 0 or 1 to 3, X represents a divalent mono- or poly-aromatic and/or heteroaromatic moiety, the or each Y, which may be the same or different if x is 1, represents hydrogen or an optionally substituted hydrocarbon group, Z represents an aromatic group, or an inherently at least partly conjugated dendritic molecular structure comprising one or more aromatic and/or heteroaromatic groups and, optionally, alkenylene groups, connected to each other either directly or via a carbon atom of an alkenylene group, if present, to a ring carbon atom of an (hetero) aromatic group to which more than one at least partly conjugated dendritic chain is attached, said molecular structure being connected to the remainder of the molecule via a ring carbon atom, one or more of the (hetero) aromatic rings of the dendrimers optionally being substituted, Z and/or the remainder of the molecule, excluding any groups Y, being luminescent, with the proviso that when Z represents an aromatic group y must be 1.
化合物的
化学式为(I),其中x为3、2或1,y为0或1,n1和n2可以相同或不同,为0或1至3,X代表二价单芳基和/或杂芳基,每个Y(如果x为1,则可能相同或不同)代表氢或可选取代的碳氢基团,Z代表芳香基团,或者是固有的至少部分共轭的树状分子结构,包括一个或多个芳香基和/或杂芳基,以及可选的烯基烷基,直接连接或通过存在的烯基烷基的碳原子连接到连接有多个至少部分共轭的树状链的(杂)芳基的环碳原子上,所述分子结构通过环碳原子连接到分子的其余部分,树状分子的一个或多个(杂)芳香环可以选择取代,Z和/或分子的其余部分(不包括任何Y基团)具有发光性质,但当Z代表芳香基团时,y必须为1。