Patent ID: 11877512
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Organic fine chemistry (Chemistry)
Classification: CPC H  C | IPC C  H

Claim 3:
4. The organic electroluminescence device of claim 3, wherein Formula 2-2 is represented by any one selected from among Formula 2-2A to Formula 2-2E:, in Formula 2-2E,
“b1” is an integer of 0 to 3, “b2” is an integer of 0 to 4, and
Rb1 and Rb2 are each independently a hydrogen atom, a deuterium atom, a halogen atom, a cyano group, a substituted or unsubstituted silyl group, a substituted or unsubstituted amine group, a substituted or unsubstituted alkyl group of 1 to 20 carbon atoms, a substituted or unsubstituted aryl group of 6 to 30 carbon atoms for forming a ring, or a substituted or unsubstituted heteroaryl group of 2 to 30 carbon atoms for forming a ring, and/or combined with an adjacent group to form a ring, and
in Formula 2-2A to Formula 2-2E, Rb, Rc, “b”, and “c” are the same as defined in Formula 2.