申请人:Universal Display Corporation
公开号:US20160254460A1
公开(公告)日:2016-09-01
A compound having a carbene ligand L
A
of Formula I:
is disclosed wherein ring A is a 5-membered or 6-membered carbocyclic or heterocyclic ring; Z is nitrogen or carbon; R
7
represents from mono-substitution to the possible maximum number of substitution, or no substitution; R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, and R
7
are independently selected from the group consisting of hydrogen, deuterium, halide, alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynl, aryl, heteroaryl, acyl, carbonyl, carboxylic acids, ester, nitrite, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof; any adjacent substituents of R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, and R
7
are optionally joined or fused into a ring or a double bond; the ligand L
A
is coordinated to a metal M through the carbene carbon and Z; and the ligand L
A
is optionally linked with other ligands to comprise a tridentate, tetradentate, pentadentate or hexadentate ligand.
公开了一种具有式I的卡宾
配体LA的化合物,其中环A是5元或6元的碳环或杂环,Z是氮或碳,R7表示从单取代到可能的最大取代数,或无取代,R1、R2、R3、R4、R5、R6和R7独立地选自氢、
氘、卤素、烷基、环烷基、杂基烷基、芳基烷基、烷氧基、芳氧基、
氨基、
硅烷基、烯基、环烯基、杂基烯基、炔基、芳基、杂芳基、酰基、羰基、
羧酸、酯、亚硝基、异腈、
硫醇基、亚砜基、磺酰基、膦基和其组合物;R1、R2、R3、R4、R5、R6和R7的任何相邻取代基可选地连接或融合成环或双键;
配体LA通过卡宾碳和Z与
金属M配位;
配体LA可选择地与其他
配体连接以形成三齿、四齿、五齿或六齿
配体。