Patent ID: 11877506
Assignee: SK MATERIALS JNC CO., LTD.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC H  C  G  Y | IPC C  H

Claim 2:
3. The polycyclic aromatic compound according to claim 1, which is represented by Formula (2):, wherein:
Ra11, Ra12, Ra13, Ra21, Ra22, Ra23, Ra31, Ra32, Ra33, Rb11, Rb12, Rb21, Rb22, Rb23, Rb24, Rc11, Rc12, Rc31, Rc32, Rc33, Rc34 are each independently hydrogen, an aryl, a heteroaryl, a diarylamino (the two aryls may be bonded to each other by a single bond or a linking group), a diheteroarylamino, an arylheteroarylamino, a diarylboryl, an alkyl, a cycloalkyl, an alkoxy, an aryloxy, or a substituted silyl, wherein at least one hydrogen in these may be replaced with an aryl, a heteroaryl, an alkyl, or a cycloalkyl, and any adjacent groups of Ra11, Ra12, Ra13 may be bonded to form an aryl or heteroaryl ring with a11 ring, any adjacent groups of Ra21, Ra22, Ra23 may be bonded to form an aryl or heteroaryl ring with a21 ring, any adjacent groups of Ra31, Ra32, Ra33 may be bonded to form an aryl or heteroaryl ring with a31 ring, any adjacent groups of Rb21, Rb22, Rb23, Rb24 may be bonded to form an aryl or heteroaryl ring with b21 ring, and/or any adjacent groups of Rc31, Rc32, Rc33, Rc34 may be bonded to form an aryl or heteroaryl ring with c31 ring, in any of the aryl rings or heteroaryl rings formed, at least one hydrogen may be replaced with an aryl, a heteroaryl, a diarylamino (the two aryls may be bonded to each other by a single bond or a linking group), a diheteroarylamino, an arylheteroarylamino, a diarylboryl, an alkyl, a cycloalkyl, an alkoxy, an aryloxy or a substituted silyl, and at least one hydrogen in these may be replaced with an aryl, a heteroaryl, an alkyl or a cycloalkyl;
Y11, Y21, Y31 are each independently B, P, P═O, P═S, Al, Ga, As, Si—R, or Ge—R, wherein R in the above Si—R and Ge—R is an aryl having 6 to 12 carbons, an alkyl having 1 to 6 carbons, or a cycloalkyl having 3 to 14 carbons;
X11, X12, X21, X22, X31, X32 are each independently O, N—R, C(—R)2, S or Se, wherein R in the above N—R is an aryl having 6 to 12 carbons, a heteroaryl having 2 to 15 carbons, an alkyl having 1 to 6 carbons, or a cycloalkyl having 3 to 14 carbons; and the above aryl or heteroaryl may have an alkyl having 1 to 6 carbons or a cycloalkyl having 3 to 14 carbons as a substituent, R in the above C(—R)2 is hydrogen, an aryl having 6 to 12 carbons, an alkyl having 1 to 6 carbons, or a cycloalkyl having 3 to 14 carbons; and the above aryl may have an alkyl having 1 to 6 carbons or a cycloalkyl having 3 to 14 carbons as a substituent, R in the above N—R and/or C(—R)2 may be bonded to a11 ring, a21 ring, a31 ring, b11 ring, b21 ring, c11 ring, and/or c31 ring by —O—, —S—, —C(—R)2—, —Si(—R)2—, or a single bond, and the R in the above —C(—R)2— and —Si(—R)2— is hydrogen, an alkyl having 1 to 6 carbons, or a cycloalkyl having 3 to 14 carbons; and
at least one hydrogen in the compound represented by Formula (2) may be replaced with deuterium, cyano, or a halogen.