Metal compounds, methods, and uses thereof
Disclosed herein are metal compounds useful in devices, such as, for example, OLEDs.
1. A compound having the formula
wherein each of L 1 , L 2 , L 3 , and L 4 independently is a substituted or unsubstituted aryl, cycloalkyl, cycloalkenyl, heterocyclyl, heteroaryl, carbene, or N-heterocyclic carbene;
wherein each of Z 1 , Z 2 , and Z 3 independently is present or absent, and if present each of Z 1 , Z 2 , and Z 3 independently is A, A 1 , or A 2 ;
wherein each of A, A 1 , or A 2 independently is O, S, S═O, SO 2 , Se, NR 3 , PR 3 , RP═O, CR 1 R 2 , C═O, SiR 1 R 2 , GeR 1 R 2 , BH, P(O)H, PH, NH, CR 1 H, CH 2 , SiH 2 , SiHR 1 , BH, or BR 3 ;
wherein M is Pt, Pd, Au, Ir, Rh, Ru, Fe, Co, Ni, Cu, Zn, Ag, Hg, Cd, or Zr;
wherein at least one of L 1 , L 2 , L 3 , or L 4 comprises
wherein m and n independently is an integer from 0 to 4;
wherein each of V, X, and Y independently is V 1 , V 2 , V 3 , V 4 , O, S, S═O, SO 2 , Se, N, NR 3 , PR 3 , R 1 P═O, CR 1 R 2 , C═O, SiR 1 R 2 , GeR 1 R 2 , BH, P(O)H, PH, NH, CR 1 H, CH 2 , SiH 2 , SiHR 1 , BH, or BR 3 , or any one of
wherein at least one of V, X, or Y is V 1 , V 2 , V 3 , or V 4 ;
wherein m and n independently is an integer from 0 to 4;
wherein each of V 1 , V 2 , V 3 , and V 4 independently is coordinated to M;
wherein each of V 1 , V 2 , V 3 , and V 4 independently is N, C, CH, P, B, SiH, or Si; and
wherein each of R, R 1 , R 2 , R 3 , and R 4 , independently is hydrogen, aryl, cycloalkyl, cycloalkenyl, heterocyclyl, heteroaryl, alkyl, alkenyl, alkynyl, deuterium, halogen, hydroxyl , thiol, nitro, cyano, amino, a mono- or di-alkylamino, a mono- or diaryl amino, alkoxy, aryloxy, haloalkyl, aralkyl, ester, nitrile, isonitrile, alkoxycarbonyl, acylamino, alkoxycarbonylamino, aryloxycarbonylamino, sulfonylamino, sulfamoyl, carbamoyl, alkylthio, sulfinyl, ureido, phosphoramide, amercapto, sulfo, carboxyl, hydrzino, substituted silyl, or polymerizable, or any conjugate or combination thereof.
2. The compound of claim 1 , wherein one of Z 1 , Z 2 , or Z 3 is present and two of Z 1 , Z 2 , and Z 3 is not present.
3. The compound of claim 1 , wherein two of Z 1 , Z 2 , and Z 3 is present and one of Z 1 , Z 2 , or Z 3 is not present.
4. The compound of claim 1 , wherein each of Z 1 , Z 2 , and Z 3 independently is absent.
5. The compound of claim 1 , wherein the compound has the structure
6. The compound of claim 1 , wherein at least one of L 1 , L 2 , L 3 , or L 4 , together with V 1 , V 2 , V 3 , and V 4 , respectively, comprises one or more of the following structures:
7. The compound of claim 1 , wherein
has the structure
8. The compound of claim 1 , wherein
has the structure
9. The compound of claim 1 , wherein at least one of V 1 , V 2 , V 3 , or V 4 is N.
10. The compound of claim 1 , wherein at least one of V 1 , V 2 , V 3 , or V 4 is C.
11. The compound of claim 1 , wherein M is Pt or Pd.
12. The compound of claim 1 , wherein the compound is represented by one of the following structures:
13. An organic light emitting device comprising one or more compounds of claim 12 .
14. A full color display comprising one or more light emitting devices of claim 13 .
15. An organic light emitting device comprising one or more compounds of claim 1 .
16. A full color display comprising one or more light emitting devices of claim 15 .