A compound represented by the following formula (1):
wherein Ar1, Ar2 and Ar3 each independently represent an aryl group or a monovalent heterocyclic group; the aryl group or the monovalent heterocyclic group represented by Ar1 has an aryl group, a monovalent alicyclic hydrocarbon group or a monovalent heterocyclic group at one position adjacent to the atom that forms Ar1 and is bonded to a carbon atom forming the benzene ring Q; the aryl group or the monovalent heterocyclic group represented by Ar2 has an aryl group, a monovalent alicyclic hydrocarbon group or a monovalent heterocyclic group at one position adjacent to the atom that forms Ar2 and is bonded to a carbon atom forming the benzene ring Q; the aryl group or the monovalent heterocyclic group represented by Ar3 has an aryl group, a monovalent alicyclic hydrocarbon group or a monovalent heterocyclic group at one position adjacent to the atom that forms Ar3 and is bonded to a carbon atom forming the benzene ring Q.
下式(1)所代表的化合物:
其中 Ar1、Ar2 和 Ar3 各自独立地代表一个芳基或一个一价杂环基团;Ar1 所代表的芳基或一价杂环基团在与形成 Ar1 的原子相邻的一个位置上具有一个芳基、一个一价脂
环烃基团或一个一价杂环基团,并与形成苯环 Q 的碳原子键合;Ar2 所代表的芳基或单价杂环基团在与形成 Ar2 的原子相邻的一个位置上具有芳基、单价脂
环烃基或单价杂环基团,并与形成苯环 Q 的碳原子键合;Ar3 所代表的芳基或单价杂环基团在与形成 Ar3 的原子相邻的一个位置上具有芳基、单价脂
环烃基或单价杂环基团,并与形成苯环 Q 的碳原子键合。