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 6:
7. The light emitting device of claim 1, wherein the chiral complex emitter has a structure represented by General Formula IIB:, , 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 Y1a, Y1c, and Y1d independently represents O; S; NR4a, wherein R4a represents substituted or unsubstituted C1-C4 alkyl; Si(R4b)2, wherein each of R4b in (R4b)2 independently represents substituted or unsubstituted C1-C4 alkyl; or C(R4c)2, wherein each R4c in (R4c)2 independently represents hydrogen or substituted or unsubstituted C1-C4 alkyl;
Y1b is present or absent, and if present, represents a covalent bond or O; S; NR4a, wherein R5a represents substituted or unsubstituted C1-C4 alkyl; Si(R5b)2, wherein each R5b in (R5b)2 independently represents substituted or unsubstituted C1-C4 alkyl; or C(R5c)2, wherein each R5c in (R5c)2 independently represents hydrogen or substituted or unsubstituted C1-C4 alkyl;
Y1e is present or absent, and if present, represents a covalent bond or O; S; NR4a, wherein R4a represents substituted or unsubstituted C1-C4 alkyl; Si(R4b)2, wherein each R4b in (R4b)2 independently represents substituted or unsubstituted C1-C4 alkyl; or C(R4c)2, wherein each R4c in (R4c)2 independently represents hydrogen or substituted or unsubstituted C1-C4 alkyl;
each of Y2a, Y2b, Y2c, and Y2d, valency permitting, independently represents C or N or NR6a or CR6b, as permitted by valency, wherein each of R6a and R6b 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 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; or Z(R6c)2, wherein Z is C or Si, and each R6c in (R6c)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 N, O, S, NR6a, or CR6b as permitted by valency;
wherein each m is independently 1 or 2;
the open dotted circle  indicates partial or full unsaturation of the ring with which it is associated; and
at least one of M, R1, R2, Y1a, Y1b, Y1c, Y1d, Y1e, Y2a, Y2b, Y2c, Y2d, Y3a, Y3b, Y3c, Y3d, Y3e, Y4a, Y4b, Y4c, Y4d, Y4e, Y5a, Y5b, Y5c, Y5d, Y5e, Y6a, Y6b, Y6c, Y6d, Y6e is a chiral center.