US 12,240,864 B2
Phosphine oxide group-contained transition metal complex, and polymer, mixture, composition, and organic electronic device thereof
Chi Ming Leung, Guangdong (CN); Wing-Wah Vivian Yam, Hong Kong (CN); Sihang Chen, Guangdong (CN); Hong Huang, Guangdong (CN); Junyou Pan, Guangdong (CN); and Caijuan Yan, Guangdong (CN)
Assigned to GUANGZHOU CHINARAY OPTOELECTRONIC MATERIALS LTD., Guangdong (CN); and THE UNIVERSITY OF HONG KONG, Hong Kong (CN)
Appl. No. 17/415,605
Filed by GUANGZHOU CHINARAY OPTOELECTRONIC MATERIALS LTD., Guangdong (CN); and THE UNIVERSITY OF HONG KONG, Hong Kong (CN)
PCT Filed Dec. 16, 2019, PCT No. PCT/CN2019/125714
§ 371(c)(1), (2) Date Jun. 17, 2021,
PCT Pub. No. WO2020/125589, PCT Pub. Date Jun. 25, 2020.
Claims priority of application No. 201811542628.9 (CN), filed on Dec. 17, 2018.
Prior Publication US 2022/0064197 A1, Mar. 3, 2022
Int. Cl. C07F 15/00 (2006.01); H10K 50/11 (2023.01); H10K 85/30 (2023.01); H10K 101/10 (2023.01); H10K 101/30 (2023.01); H10K 101/40 (2023.01)
CPC C07F 15/0033 (2013.01) [H10K 85/342 (2023.02); H10K 50/11 (2023.02); H10K 2101/10 (2023.02); H10K 2101/30 (2023.02); H10K 2101/40 (2023.02)] 18 Claims
 
1. A phosphine oxide-containing transition metal complex having a structural formula represented by Chemical Formula (1):

OG Complex Work Unit Chemistry
wherein:
P is a phosphorus atom, O is an oxygen atom, P and O form a phosphine oxide group with a double bond;
M is a metal atom selected from iridium, gold, platinum, ruthenium, rhodium, osmium, rhenium, nickel, copper, silver, zinc, or tungsten or palladium;
n is 0, 1 or 2; m is selected from 1, 2 or 3;
at each occurrence, Ar1, Ar2, and G1 are independently selected from the group consisting of substituted or unsubstituted aromatic groups containing 5 to 20 ring atoms, substituted or unsubstituted heteroaromatic groups containing 5 to 20 ring atoms, or substituted or unsubstituted non-aromatic ring systems containing 5 to 20 ring atoms;
at each occurrence, G2 is independently selected from the group consisting of hydrogen, deuterium, a halogen atom, a linear alkane containing 1 to 30 carbon atoms, a branched or cyclic alkane containing 3 to 30 carbon atoms, and a linear alkene containing 1 to 30 carbon atoms, a branched alkene containing 1 to 30 carbon atoms, an alkane ether containing 1 to 30 carbon atoms, an aromatic group containing 6 to 30 carbon atoms, a heteroaromatic group containing 5 to 30 ring atoms or a non-aromatic ring system containing 3 to 30 ring atoms;
at each occurrence, G3 is independently selected from the group consisting of hydrogen, deuterium, a halogen atom, a linear alkane containing 1 to 30 carbon atoms, a branched or cyclic alkane containing 3 to 30 carbon atoms, and a linear alkene containing 1 to 30 carbon atoms, a branched alkene containing 1 to 30 carbon atoms, an alkane ether containing 1 to 30 carbon atoms, an aromatic group containing 6 to 30 carbon atoms, a heteroaromatic group containing 5 to 30 ring atoms or a non-aromatic ring system containing 3 to 30 ring atoms;
at each occurrence, R1 and R2 are independently selected from the group consisting of deuterium, a halogen atom, a linear alkane containing 1 to 30 carbon atoms, a branched or cyclic alkane containing 3 to 30 carbon atoms, and a linear alkene containing 1 to 30 carbon atoms, a branched alkene containing 1 to 30 carbon atoms, an alkane ether containing 1 to 30 carbon atoms, an aromatic group containing 6 to 30 carbon atoms, a heteroaromatic group containing 5 to 30 ring atoms or a non-aromatic ring system containing 3 to 30 ring atoms, R1 and R2 may be directly connected to each other to form a ring; and
v is selected from any integer from 0 to 4.