Dicyanopyrazine compound, luminescent material, luminescence device using the same, and method for producing 2,5-dicyano-3,6-dihalogenopyrazine
申请人:KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
公开号:US10399960B2
公开(公告)日:2019-09-03
A compound represented by formula (I) or formula (II):
in formula (I), R3 represents an electron donating group, R4 represents a hydrogen atom, a substituted or unsubstituted aryl group or an electron donating group, L3 represents a substituted or unsubstituted heteroarylene group or a substituted or unsubstituted arylene group, L4 represents a single bond, a substituted or unsubstituted heteroarylene group or a substituted or unsubstituted arylene group, L3 and L4 may bond together to form a ring with the carbon atoms to which they are bonded,
in formula (II), R5 represents an electron donating group, R6 represents a hydrogen atom, a substituted or unsubstituted aryl group or an electron donating group, L5 represents a substituted or unsubstituted heteroarylene group or a substituted or unsubstituted arylene group, L6 represents a single bond, a substituted or unsubstituted heteroarylene group or a substituted or unsubstituted arylene group.
式 (I) 或式 (II) 所代表的化合物:
在式 (I) 中,R3 代表电子供体,R4 代表氢原子、取代或未取代的芳基或电子供体,L3 代表取代或未取代的杂芳基或取代或未取代的芳烯基,L4 代表单键、取代或未取代的杂芳基或取代或未取代的芳烯基,L3 和 L4 可键合在一起,与它们所键合的碳原子形成一个环、
在式 (II) 中,R5 代表电子供体,R6 代表氢原子、取代或未取代的芳基或电子供体,L5 代表取代或未取代的杂芳基或取代或未取代的芳烯基,L6 代表单键、取代或未取代的杂芳基或取代或未取代的芳烯基。