US 12,331,064 B2
Tandem carbene phosphors
Tian-Yi Li, Los Angeles, CA (US); Peter I. Djurovich, Long Beach, CA (US); and Mark E. Thompson, Anaheim, CA (US)
Assigned to University of Southern California, Los Angeles, CA (US)
Filed by University of Southern California, Los Angeles, CA (US)
Filed on Nov. 17, 2021, as Appl. No. 17/528,258.
Claims priority of provisional application 63/122,963, filed on Dec. 9, 2020.
Prior Publication US 2022/0185826 A1, Jun. 16, 2022
Int. Cl. H01L 51/50 (2006.01); C07F 1/00 (2006.01); H10K 85/30 (2023.01); H10K 50/11 (2023.01); H10K 101/30 (2023.01)
CPC C07F 1/00 (2013.01) [H10K 85/371 (2023.02); H10K 50/11 (2023.02); H10K 2101/30 (2023.02)] 19 Claims
OG exemplary drawing
 
1. A compound represented by the following Formula I:

OG Complex Work Unit Chemistry
wherein M1 and M2 are independently selected from the group consisting of Au(I), Ag(I), and Cu(I);
E1 is a carbene coordinated to the metal M1;
E2 is an anionic carbene coordinated to the metal M1 and the metal M2;
Z is a monoanionic ligand;
E1, E2, and Z may each be substituted with one or more substituents independently selected from the group consisting of hydrogen, deuterium, halogen, pseudohalogen, alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, arylalkyl, alkoxy, aryloxy, amino, amide, hydroxyl, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, heteroalkynyl, aryl, heteroaryl, nitro, nitrile, isonitrile, sulfanyl, boryl, acyl, carboxylic acid, benzoyl, ether, ester, vinyl, ketone, sulfinyl, sulfonyl, cyano, phosphino, and combinations thereof; wherein any two adjacent substituents may together join to form a ring.