| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide: an organometal complex capable of providing red light emission; an organometal complex having a high emission efficiency; and an organometal complex capable of providing red light emission exhibiting a high visibility efficiency. <P>SOLUTION: There is provided an organometal complex having a structure represented by formula (G1), wherein A is a 6-25C aromatic hydrocarbon group; Z is hydrogen, a 1-4C alkyl group, a 1-4C alkoxy group or a 6-25C aryl group; Ar<SP POS="POST">1</SP>is a 6-25C aryl group; R<SP POS="POST">1</SP>is hydrogen, a 1-4C alkyl group, or a 1-4C alkoxy group; and M is a central atom, and is a group 9 element or a group 10 element. <P>COPYRIGHT: (C)2013,JPO&INPIT |
