Patent ID: 11944003
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: nan (nan)
Classification: CPC H | IPC H

Claim 2:
3. The organic light-emitting device of claim 1, wherein
L1 to L12, L21, and L22 are each independently selected from groups represented by Formulae 3-1 to 3-41:, wherein, in Formulae 3-1 to 3-41,
Y1 is O, S, C(Z3)(Z4), N(Z5), or Si(Z6)(Z7), Z1 to Z7 are each independently selected from hydrogen, deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C1-C20 alkyl group, a C1-C20 alkoxy group, a phenyl group, a biphenyl group, a terphenyl group, a naphthyl group, a fluorenyl group, a spiro-fluorenyl group, a benzofluorenyl group, a dibenzofluorenyl group, a phenanthrenyl group, an anthracenyl group, a pyrenyl group, a chrysenyl group, a pyridinyl group, a pyrazinyl group, a pyrimidinyl group, a pyridazinyl group, a quinolinyl group, an isoquinolinyl group, a quinoxalinyl group, a quinazolinyl group, a carbazolyl group, a triazinyl group, and —Si(Q33)(Q34)(Q35),
wherein Q33 to Q35 are each independently selected from a C1-C10 alkyl group, a C1-C10 alkoxy group, a phenyl group, a biphenyl group, a terphenyl group, and a naphthyl group,
d2 is 1 or 2,
d3 is an integer from 1 to 3,
d4 is an integer from 1 to 4,
d5 is an integer from 1 to 5,
d6 is an integer from 1 to 6,
d8 is an integer from 1 to 8, and
* and *′ each indicate a binding site to a neighboring atom.