CPC H10K 85/346 (2023.02) [C07F 15/0086 (2013.01); C09K 11/06 (2013.01); C09K 2211/1029 (2013.01); C09K 2211/185 (2013.01); H10K 50/11 (2023.02)] | 20 Claims |
1. A compound of Formula I:
![]() wherein
X1-X7, Z1 and Z2 are each independently C or N;
Z3 is selected from the group consisting of BR′, NR′, PR′, O, S, Se, C═O, S═O, SO2, CR′R″, SiR′R″, and GeRR″;
L is selected from the group consisting of O, S, and NR;
C1, C2, and C3 are all carbon atoms;
the
![]() RA and RB each independently represents mono to the maximum number of allowable substitutions, or no substitution;
each R1, R2, R3, R, R′, R″, RA, and RB is independently hydrogen or a substituent selected from the group consisting of deuterium, halogen, alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, boryl, germyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carboxylic acid, ether, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, selenyl, and combinations thereof; and
any two of R1, R2, R3, R, R′, R″, RA, and RB can be joined or fused together to form a ring.
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