Patent ID: 11930662
Assignee: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY
Field: Organic fine chemistry (Chemistry)
Classification: CPC H  C | IPC C  H

Claim 3:
4. The light emitting device of claim 1, wherein the chiral complex emitter has a structure represented by General Formula IIA:, , wherein:
M represents Ir3+or Rh3+;
each R1 and R2 in (R1)2 and (R2)2 independently represents hydrogen, halogen, hydroxyl, nitro, thiol, or substituted or unsubstituted: C1-C4 alkyl or amino;
each of Y2a, Y2b, Y2c, and Y2d, valency permitting, independently represents C or N or NR3a, or CR3b, as permitted by valency, wherein each of R3a and R3b independently represents hydrogen, halogen, hydroxyl, nitro, thiol, or substituted or unsubstituted: C1-C4 alkyl or amino;
each of Y3a, Y3b, Y3c, Y3d, Y3e, Y4a, Y4b, Y4c, Y4d, and Y4e, valency permitting, independently represents C; N; O; S; NR4a or CR4b, as permitted by valency, wherein each of R4a and R4b independently represents hydrogen or substituted or unsubstituted C1-C4 alkyl; or Z(R4c)2, wherein Z is C or Si, and each R4c in (R4c)2 independently represents hydrogen or substituted or unsubstituted C1-C4 alkyl;
each of Y5a, Y5b, Y5c, Y5d, Y5e, Y6a, Y6b, Y6c, Y6d, and Y6e, valency permitting, independently represents C; N, O, S, NR6a or CR6b, as permitted by valency, wherein each of R6a and R6b independently represents hydrogen or substituted or unsubstituted C1-C4 alkyl;
l is 1 or 2;
m is 1 or 2;
n is 1 or 2;
o is 1 or 2;
the open dotted circle  indicates partial or full unsaturation of the ring with which it is associated;
at least one of M, R1, R2, Y2a, Y2b, Y2c, Y2d, Y3a, Y3b, Y3c, Y3d, Y3e, Y4a, Y4b, Y4c, Y4c, Y4d, Y4e, Y5a, Y5b, Y5c, Y5d, Y5e, Y6a, Y6b, Y6c, Y6d, and Y6e is a chiral center.