申请人:Samsung Electronics Co., Ltd.
公开号:EP3444259A1
公开(公告)日:2019-02-20
An organometallic compound represented by Formula 1, wherein the organometallic compound has a horizontal orientation ratio of a transition dipole moment in a range of about 85 percent to about 100 percent:
Formula 1 M(L1)n
wherein, in Formula 1, M is selected from a first-row transition metal of the Periodic Table of Elements, a second-row transition metal of the Periodic Table of Elements, and a third-row transition metal of the Periodic Table of Elements, n is 2 or 3, L1 is a bidentate organic ligand bound to M, wherein L1 does not comprise a fluoro group (-F), and wherein L1 groups in the number of n are identical to each other.
由式 1 表示的有机金属化合物,其中有机金属化合物的过渡偶极矩水平取向比在约 85% 至约 100% 的范围内:
式 1 M(L1)n
其中,在式 1 中,M 选自元素周期表中的第一排过渡金属、元素周期表中的第二排过渡金属和元素周期表中的第三排过渡金属,n 为 2 或 3,L1 是与 M 结合的双齿有机配体,其中 L1 不包括氟基(-F),且 n 数中的 L1 基团彼此相同。