Patent ID: 11925104
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Organic fine chemistry (Chemistry)
Classification: CPC H  C | IPC C  H

Claim 2:
3. The organic light-emitting device of claim 1, wherein:
A11 to A14 are each independently represented by one of Formulae 2-1 to 2-43:, wherein, in Formulae 2-1 to 2-43,
X21 to X23 are each independently C(R24) or C—*, provided that at least two of X21 to X23 are each C—*,
X24 is N—*, and X25 and X26 are each independently C(R24) or C—*, provided that at least one of X25 and X26 is C—*,
X27 and X28 are each independently selected from N, N(R25), and N—*, and X29 is C(R24) or C—*, provided that i) at least one of X27 and X28 is N—*, and X29 is C—*, or ii) X27 and X28 are each N—*, and X29 is C(R24),
R21 to R24 are each independently the same as described in connection with R11 in Formula 1,
b21 is selected from 1, 2, and 3,
b22 is selected from 1, 2, 3, 4, and 5,
b23 is selected from 1, 2, 3, and 4,
b24 is 1 or 2, and
* indicates a binding site to a neighboring atom.