Novel indolizine compound, production process for novel indolizine compound, organic light-emitting device material having indolizine skeleton, and organic light-emitting device using these
申请人:——
公开号:US20010015614A1
公开(公告)日:2001-08-23
An organic light-emitting device material is described, comprising at least one compound represented by formula (I) or a precursor thereof:
1
wherein R
1
to R
7
each independently represents hydrogen atom, a halogen atom, a cyano group, a formyl group or a substituted or unsubstituted alkyl, alkenyl, alkynyl, aryl, heterocyclic, primary, secondary or tertiary amino, imino, alkoxy, aryloxy, alkylthio, arylthio, carbonamido, sulfonamido, carbamoyl, sulfamoyl, alkylcarbonyl, arylcarbonyl, alkylsulfonyl, arylsulfonyl, alkoxycarbonyl, aryloxycarbonyl, alkylcarbonyloxy, arylcarbonyloxy, urethane, ureido or carboxylic acid ester group, two or more groups selected from R
1
to R
7
may combine with each other to form an aliphatic carbon ring, an aromatic carbon ring, a non-aromatic heterocyclic ring or an aromatic heterocyclic ring and R
4
may further represent
2
R
8
and R
9
each represents hydrogen atom, an alkyl group, an aryl group or a heterocyclic group, R
8
and R
9
may combine with each other to form a cyclic structure or may form a polymer compound having the structure represented by formula (I) in a part of the repeating unit thereof and R
1
or R
3
in the structure represented by formula (I) and
3
may combine to form a trimer compound, and R represents hydrogen atom, an alkyl group, an aryl group or a heterocyclic group.
本文描述了一种有机发光器件材料,它包含至少一种由式 (I) 代表的化合物或其前体:
1
其中 R
1
至 R
7
各自独立地代表氢原子、卤素原子、
氰基、甲酰基或取代或未取代的烷基、烯基、炔基、芳基、杂环基、伯
氨基、仲
氨基或叔
氨基、亚
氨基、烷氧基、芳氧基、烷
硫基、芳
硫基、碳酰胺基、磺酰胺基、
氨基甲酰基、
氨基磺酰基、烷基羰基、芳基羰基、烷基磺酰基、芳基磺酰基、烷氧基羰基、芳氧基羰基、烷基羰氧基、芳基羰氧基、
氨基甲酸酯基、
脲基或
羧酸酯基、两个或多个选自 R
1
至 R
7
可相互结合形成脂肪族碳环、芳香族碳环、非芳香族杂环或芳香族杂环,以及 R
4
可进一步代表
2
R
8
和 R
9
各自代表氢原子、烷基、芳基或杂环基,R
8
和 R
9
可相互结合形成环状结构,或形成具有式 (I) 所代表结构的聚合物化合物,其重复单元的一部分和 R
1
或 R
3
在式 (I) 所代表的结构中和
3
可结合形成三聚体化合物,R 代表氢原子、烷基、芳基或杂环基。