Condensed cyclic compound and organic light-emitting device including the same

1. An organic light-emitting device comprising:

a first electrode;

a second electrode; and

an organic layer disposed between the first electrode and the second electrode, wherein the organic layer comprises an emission layer and at least one condensed cyclic compound represented by Formulae 1-1 to 1-4,

wherein the emission layer comprises a host and a fluorescent dopant, the host comprises the at least one condensed cyclic compound represented by Formulae 1-1 to 1-4, a content of the host is greater than a content of the fluorescent dopant and a ratio of emission components of the fluorescent dopant is 80% or greater of the whole emission components emitted from the emission layer

wherein, in Formulae 1-1 to 1-4,

Ar 1 is a group represented by one of Formulae 2-1 to 2-7, and Ar 2 is a group represented by one of Formulae 3-1 to 3-14:

wherein:

X 1 is C(R 17 )(R 18 ), N(R 19 ), O, or S,

X 2 is C(R 27 )(R 28 ), N(R 29 ), O, or S,

Z 1 is N or C(R 1 ), Z 2 is N or C(R 2 ), Z 3 is N or C(R 3 ), at least one selected from Z 1 to Z 3 is N,

Y 1 is a single bond, C(R 4 )(R 5 ), N(R 4 ), O, or S,

Y 2 is a single bond, C(R 6 )(R 7 ), N(R 6 ), O, or S,

Z 4 is N or C(R 31 ), Z 5 is N or C(R 32 ), Z 6 is N or C(R 33 ), Z 7 is N or C(R 34 ), at least one selected from Z 4 to Z 7 is N, and

provided that when the condensed cyclic compound is represented by Formula 1-4, Ar 1 is a group represented by Formula 2-7, Ar 2 is a group represented by Formulae 3-7, Z 1 is N, Z 2 is C(R 2 ), Z 3 is C(R 3 ), Y 1 and Y 2 are each a single bond, R 2 , R 3 , R 11 to R 14 , R 21 to R 24 , and R 31 to R 34 , R 51 to R 56 and R 58 are each hydrogen, then R 57 is not a C 6 -C 60 aryl group substituted with a C 1 -C 60 heteroaryl group, or

provided that when the condensed cyclic compound is represented by Formula 1-4, Ar 1 is a group represented by Formula 2-7, Ar 2 is a group represented by Formulae 3-7, Z 3 is N, Y 1 and Y 2 are each a single bond, and R 11 to R 14 , R 21 to R 24 , and R 31 to R 34 , R 51 to R 56 and R 58 are each hydrogen, then at least one of Z 1 and Z 2 is N, and

R 1 to R 7 , R 11 to R 19 , R 21 to R 29 , and R 31 to R 34 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 substituted or unsubstituted C 1 -C 60 alkyl group, a substituted or unsubstituted C 2 -C 60 alkenyl group, a substituted or unsubstituted C 2 -C 60 alkynyl group, a substituted or unsubstituted C 1 -C 60 alkoxy group, a substituted or unsubstituted C 3 -C 10 cycloalkyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkyl group, a substituted or unsubstituted C 3 -C 10 cycloalkenyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkenyl group, a substituted or unsubstituted C 6 -C 60 aryl group, a substituted or unsubstituted C 6 -C 60 aryloxy group, a substituted or unsubstituted C 6 -C 60 arylthio group, a substituted or unsubstituted C 1 -C 60 heteroaryl group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group, —Si(Q 1 )(Q 2 )(Q 3 ), —N(Q 4 )(Q 5 ), and —B(Q 6 )(Q 7 ),

R 41 to R 48 and R 51 to R 58 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 substituted or unsubstituted C 1 -C 60 alkyl group, a substituted or unsubstituted C 2 -C 60 alkenyl group, a substituted or unsubstituted C 2 -C 60 alkynyl group, a substituted or unsubstituted C 1 -C 60 alkoxy group, a substituted or unsubstituted C 3 -C 10 cycloalkyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkyl group, a substituted or unsubstituted C 3 -C 10 cycloalkenyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkenyl group, a substituted or unsubstituted C 6 -C 60 aryl group, a substituted or unsubstituted C 6 -C 60 aryloxy group, a substituted or unsubstituted C 6 -C 60 arylthio group, a substituted or unsubstituted C 1 -C 60 heteroaryl group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group, —Si(Q 1 )(Q 2 )(Q 3 ), —N(Q 4 )(Q 5 ), and —B(Q 6 )(Q 7 ),

* and *′ each indicate a binding site to an adjacent atom, and

at least one substituent of the substituted C 1 -C 60 alkyl group, the substituted C 2 -C 60 alkenyl group, the substituted C 2 -C 60 alkynyl group, the substituted C 3 -C 10 cycloalkyl group, the substituted C 1 -C 10 heterocycloalkyl group, the substituted C 3 -C 10 cycloalkenyl group, the substituted C 1 -C 10 heterocycloalkenyl group, the substituted C 6 -C 60 aryl group, the substituted C 6 -C 60 aryloxy group, the substituted C 6 -C 60 arylthio group, the substituted C 1 -C 60 heteroaryl group, the substituted monovalent non-aromatic condensed polycyclic group, and the substituted monovalent non-aromatic condensed heteropolycyclic group is selected from:

deuterium, —CD 3 , —CD 2 H, —CDH 2 , —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 C 1 -C 60 alkyl group, a C 2 -C 60 alkenyl group, a C 2 -C 60 alkynyl group, and a C 1 -C 60 alkoxy group;

a C 1 -C 60 alkyl group, a C 2 -C 60 alkenyl group, a C 2 -C 60 alkynyl group, and a C 1 -C 60 alkoxy group, each substituted with at least one selected from deuterium, —CD 3 , —CD 2 H, —CDH 2 , —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 C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, —Si(Q 11 )(Q 12 )(Q 13 ), —N(Q 14 )(Q 15 ), and —B(Q 16 )(Q 17 );

a C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, and a monovalent non-aromatic condensed heteropolycyclic group;

a C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group and a monovalent non-aromatic condensed heteropolycyclic group, each substituted with at least one selected from deuterium, —CD 3 , —CD 2 H, —CDH 2 , —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 C 1 -C 60 alkyl group, a C 2 -C 60 alkenyl group, a C 2 -C 60 alkynyl group, a C 1 -C 60 alkoxy group, a C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, —Si(Q 21 )(Q 22 )(Q 23 ), —N(Q 24 )(Q 25 ), and —B(Q 26 )(Q 27 ); and

—Si(Q 31 )(Q 32 )(Q 33 ), —N(Q 34 )(Q 35 ), and —B(Q 36 )(Q 37 ),

wherein Q 1 to Q 7 , Q 11 to Q 17 , Q 21 to Q 27 , and Q 31 to Q 37 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 substituted or unsubstituted C 1 -C 60 alkyl group, a substituted or unsubstituted C 2 -C 60 alkenyl group, a substituted or unsubstituted C 2 -C 60 alkynyl group, a substituted or unsubstituted C 1 -C 60 alkoxy group, a substituted or unsubstituted C 3 -C 10 cycloalkyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkyl group, a substituted or unsubstituted C 3 -C 10 cycloalkenyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkenyl group, a substituted or unsubstituted C 6 -C 60 aryl group, a substituted or unsubstituted C 6 -C 60 aryloxy group, a substituted or unsubstituted C 6 -C 60 arylthio group, a substituted or unsubstituted C 1 -C 60 heteroaryl group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, and a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group.

2. The organic light-emitting device of claim 1 , wherein

wherein, in Formulae 2-1 to 2-7 and 3-1 to 3-14,

R 1 to R 7 , R 11 to R 19 , R 21 to R 29 , and R 31 to R 34 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 C 1 -C 20 alkyl group, and a C 1 -C 20 alkoxy group;

a C 1 -C 20 alkyl group and a C 1 -C 20 alkoxy group, each substituted with at least one selected from 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 phenyl group, a biphenyl group, a terphenyl group, and a naphthyl group;

a cyclopentyl group, a cyclohexyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a phenyl group, a biphenyl group, a terphenyl group, a pentalenyl group, an indenyl group, a naphthyl group, an azulenyl group, a heptenyl group, an indacenyl group, an acenaphthyl group, a fluorenyl group, a spiro-bifluorenyl group, a phenalenyl group, a phenanthrenyl group, anthracenyl group, a fluoranthenyl group, a triphenylenyl group, a pyranyl group, a chrysenyl group, a naphthacenyl group, a picenyl group, a perylenyl group, a pentaphenyl group, a hexacenyl group, a pyrrolyl group, an imidazolyl group, a pyrazolyl group, a pyridinyl group, a pyrazinyl group, a pyrimidinyl group, a pyridazinyl group, an isoindolyl group, an indolyl group, a indazolyl group, a purinyl group, a quinolinyl group, an isoquinolinyl group, a benzoquinolinyl group, a phthalazinyl group, a naphthyridinyl group, a quinoxalinyl group, a quinazolinyl group, a cinnolinyl group, a carbazolyl group, a phenanthridinyl group, a acridinyl group, a phenathrolinyl group, a phenazinyl group, a benzoxazolyl group, a benzimidazolyl group, a furanyl group, a benzofuranyl group, a thiophenyl group, a benzothiophenyl group, a thiazolyl group, an isothiazolyl group, a benzothiazolyl group, an isoxazolyl group, an oxazolyl group, a triazolyl group, a tetrazolyl group, an oxadiazolyl group, a triazinyl group, a dibenzofuranyl group, a dibenzothiophenyl group, a benzocarbazolyl group, a dibenzocarbazolyl group, an imidazopyrimidinyl group, an imidazopyridinyl group, a pyridoindolyl group, a benzofuropyridinyl group, a benzothienopyridinyl group, a pyridoindolyl group, a benzofuropyrimidinyl group, a benzothienopyrimidinyl group, a phenoxazinyl group, a pyridobenzoxazinyl group, ad a pyridobenzobiazinyl group;

a cyclopentyl group, a cyclohexyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a phenyl group, a biphenyl group, a terphenyl group, a pentalenyl group, an indenyl group, a naphthyl group, an azulenyl group, a heptalenyl group, an indacenyl group, an acenaphthyl group, a fluorenyl group, a spiro-fluorenyl group, a phenalenyl group, a phenanthrenyl group, an anthracenyl group, a fluoranthenyl group, a triphenylenyl group, a pyrenyl group, a chrysenyl group, a naphthacenyl group, a picenyl group, a perylenyl group, a pentaphenyl group, a hexaacetyl group, a pyrrolyl group, an imidazolyl group, a pyrazolyl group, a pyridinyl group, a pyrazinyl group, a pyrimidinyl group, a pyridazinyl group, an isoindolyl group, an indolyl group, an indazolyl group, a purinyl group, a quinolinyl group, a isoquinolinyl group, a benzoquinolinyl group, a phthalazinyl group, a naphthyridinyl group, a quinoxalinyl group, a quinazolinyl group, a cinnolinyl group, a carbazolyl group, a phenanthridinyl group, an acridinyl group, a phenanthrolinyl group, a phenazinyl group, a benzoxazolyl group, a benzimidazolyl group, a furanyl group, a benzofuranyl group, a thiophenyl group, a benzothiophenyl group, a thiazolyl group, an isothiazolyl group, a benzothiazolyl group, an isoxazolyl group, an oxazolyl group, a triazolyl group, a tetrazolyl group, an oxadiazolyl group, a triazinyl group, a dibenzofuranyl group, a dibenzothiophenyl group, a benzocarbazolyl group, a dibenzocarbazolyl group, an imidazopyrimidinyl group, an imidazopyridinyl group, a pyridoindolyl group, a benzofuropyridinyl group, a benzothienopyridinyl group, a pyrimidoindolyl group, a benzofuropyrimidinyl group, a benzothienopyrimidinyl group, a phenoxazinyl group, a pyridobenzoxazinyl group, and a pyridobenzothiazinyl group, each substituted with at least one selected from 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 C 1 -C 20 alkyl group, a C 2 -C 20 alkenyl group, a C 2 -C 20 alkynyl group, a C 1 -C 20 alkoxy group, a phenyl group, a biphenyl group, a terphenyl group, a naphthyl group, an anthracenyl group, a pyrenyl group, a phenanthrenyl group, a fluorenyl group, a carbazolyl group, a benzocarbazolyl group, a dibenzocarbazolyl group, a pyridinyl group, a pyrimidinyl group, a pyrazinyl group, a pyridazinyl group, a triazinyl group, a quinolinyl group, an isoquinolinyl group, a phthalazinyl group, a quinoxalinyl group, a cinnolinyl group, a quinazolinyl group, —Si(Q 31 )(Q 32 )(Q 33 ), —N(Q 34 )(Q 35 ), and —B(Q 36 )(Q 37 ); and

—Si(Q 1 )(Q 2 )(Q 3 ), —N(Q 4 )(Q 5 ), and —B(Q 6 )(Q 7 ),

wherein Q 1 to Q 7 and Q 31 to Q 37 are each independently selected from hydrogen, a C 1 -C 20 alkyl group, a C 1 -C 20 alkoxy group, a phenyl group, a biphenyl group, a terphenyl group, a naphthyl group, a fluorenyl group, a carbazolyl group, a dibenzofuranyl group, and a dibenzothiophenyl group, and

* indicates a binding site to an adjacent atom.

3. The organic light-emitting device of claim 2 , wherein R 1 to R 7 , R 11 to R 19 , R 21 to R 29 , and R 31 to R 34 are each independently selected from:

hydrogen, deuterium, —F, —Cl, —Br, —I, a cyano group, a C 1 -C 20 alkyl group, and a C 1 -C 20 alkoxy group;

a C 1 -C 20 alkyl group and a C 1 -C 20 alkoxy group, each substituted with at least one selected from deuterium, —F, —Cl, —Br, —I, a cyano group, a phenyl group, a biphenyl group, a terphenyl group, and a naphthyl group;

a cyclopentyl group, a cyclohexyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a phenyl group, a biphenyl group, a terphenyl group, a naphthyl group, a fluorenyl group, a carbazolyl group, a dibenzofuranyl group, and a dibenzothiophenyl group;

a cyclopentyl group, a cyclohexyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a phenyl group, a biphenyl group, a terphenyl group, a naphthyl group, a fluorenyl group, a carbazolyl group, a dibenzofuranyl group, and a dibenzothiophenyl group, each substituted with at least one selected from deuterium, a cyano group, a C 1 -C 20 alkyl group, a C 1 -C 20 alkoxy group, a phenyl group, a biphenyl group, a terphenyl group, a naphthyl group, and —Si(Q 31 )(Q 32 )(Q 33 ); and

—Si(Q 1 )(Q 2 )(Q 3 ),

wherein Q 1 to Q 3 and Q 31 to Q 33 are each independently selected from hydrogen, a C 1 -C 20 alkyl group, a C 1 -C 20 alkoxy group, a phenyl group, a biphenyl group, a terphenyl group, and a naphthyl group.

4. The organic light-emitting device of claim 1 , wherein the condensed cyclic compound is represented by Formula 1-4.

5. The organic light-emitting device of claim 1 , wherein R 41 to R 48 and R 51 to R 58 are each independently selected from:

hydrogen, deuterium, —F, —Cl, —Br, —I, a cyano group, a C 1 -C 20 alkyl group, and a C 1 -C 20 alkoxy group;

a C 1 -C 20 alkyl group and a C 1 -C 20 alkoxy group, each substituted with at least one selected from deuterium, a phenyl group, a biphenyl group, a terphenyl group, and a naphthyl group;

a cyclopentyl group, a cyclohexyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a phenyl group, a biphenyl group, a terphenyl group, a naphthyl group, a fluorenyl group, a carbazolyl group, a dibenzofuranyl group, and a dibenzothiophenyl group;

a cyclopentyl group, a cyclohexyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a phenyl group, a biphenyl group, a terphenyl group, a naphthyl group, a fluorenyl group, a carbazolyl group, a dibenzofuranyl group, and a dibenzothiophenyl group, each substituted with at least one selected from deuterium, a C 1 -C 20 alkyl group, a C 1 -C 20 alkoxy group, a phenyl group, a biphenyl group, a terphenyl group, a naphthyl group, and —Si(Q 31 )(Q 32 )(Q 33 ); and

—Si(Q 1 )(Q 2 )(Q 3 ),

wherein Q 1 to Q 3 and Q 31 to Q 33 are each independently selected from hydrogen, a C 1 -C 20 alkyl group, a C 1 -C 20 alkoxy group, a phenyl group, a biphenyl group, a terphenyl group, and a naphthyl group.

6. The organic light-emitting device of claim 1 , wherein Ar 1 is a group represented by one of Formulae 2-1 to 2-7, and Ar 2 is a group represented by one of Formulae 3-1 to 3-14:

wherein, in Formulae 2-1 to 2-7 and 3-1 to 3-14,

X 1 is C(R 17 )(R 18 ), N(R 19 ), O, or S,

X 2 is C(R 27 )(R 28 ), N(R 29 ), O, or S,

Z 1 to Z 3 , Y 1 , and Y 2 are defined the same as those in claim 1 ,

Z 4 is N or C(R 31 ), Z 5 is N or C(R 32 ), Z 6 is N or C(R 33 ), Z 7 is N or C(R 34 ), at least one selected from Z 4 to Z 7 is N, and

R 1 to R 7 , R 11 to R 19 , R 21 to R 29 , and R 31 to R 34 are each independently selected from:

hydrogen, deuterium, a cyano group, a C 1 -C 20 alkyl group, and a C 1 -C 20 alkoxy group;

a C 1 -C 20 alkyl group and a C 1 -C 20 alkoxy group, each substituted with at least one selected from deuterium, a cyano group, a phenyl group, a biphenyl group, a terphenyl group, and a naphthyl group;

a cyclopentyl group, a cyclohexyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a phenyl group, a biphenyl group, a terphenyl group, a naphthyl group, a fluorenyl group, a carbazolyl group, a dibenzofuranyl group, and a dibenzothiophenyl group;

a cyclopentyl group, a cyclohexyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a phenyl group, a biphenyl group, a terphenyl group, a naphthyl group, a fluorenyl group, a carbazolyl group, a dibenzofuranyl group, and a dibenzothiophenyl group, each substituted with at least one selected from deuterium, a cyano group, a C 1 -C 20 alkyl group, a C 1 -C 20 alkoxy group, a phenyl group, a biphenyl group, a terphenyl group, a naphthyl group, and —Si(Q 31 )(Q 32 )(Q 33 ); and

—Si(Q 1 )(Q 2 )(Q 3 ),

wherein Q 1 to Q 3 and Q 31 to Q 33 are each independently selected from hydrogen, a C 1 -C 20 alkyl group, a C 1 -C 20 alkoxy group, a phenyl group, a biphenyl group, a terphenyl group, and a naphthyl group.

7. The organic light-emitting device of claim 6 , wherein at least one selected from R 11 to R 19 , R 21 to R 29 , R 31 to R 34 , R 41 to R 48 , and R 51 to R 58 is a cyano group.

8. The organic light-emitting device of claim 1 , wherein the first electrode is an anode, and the second electrode is a cathode, and wherein

the organic layer comprises a hole transport region disposed between the first electrode and the emission layer and an electron transport region disposed between the emission layer and the second electrode,

the hole transport region comprises at least one selected from a hole injection layer, a hole transport layer, and an electron blocking layer, and

the electron transport region comprises at least one selected from a hole blocking layer, an electron transport layer, and an electron injection layer.

9. An organic light-emitting device comprising:

a first electrode;

a second electrode; and

an organic layer disposed between the first electrode and the second electrode, wherein the organic layer comprises an emission layer and at least one condensed cyclic compound represented by Formulae 1-1 to 1-4,

wherein the emission layer comprises the condensed cyclic compound represented by Formulae 1-1 to 1-4,

wherein the condensed cyclic compound comprised in the emission layer is a fluorescent emitter, and a ratio of emission components emitted from the condensed cyclic compound is 80% or greater of the whole emission components emitted from the emission layer,

wherein in Formulae 1-1 to 1-4,

Ar 1 is a group represented by one of Formulae 2-1 to 2-7, and Ar 2 is a group represented by one of Formulae 3-1 to 3-14:

wherein:

X 1 is C(R 17 )(R 18 ), N(R 19 ), O, or S,

X 2 is C(R 27 )(R 28 ), N(R 29 ), O, or S,

Z 1 is N or C(R 1 ), Z 2 is N or C(R 2 ), Z 3 is N or C(R 3 ), at least one selected from Z 1 to Z 3 is N,

Y 1 is a single bond, C(R 4 )(R 5 ), N(R 4 ), O, or S,

Y 2 is a single bond, C(R 6 )(R 7 ), N(R 6 ), O, or S,

Z 4 is N or C(R 31 ), Z 5 is N or C(R 32 ), Z 6 is N or C(R 33 ), Z 7 is N or C(R 34 ), at least one selected from Z 4 to Z 7 is N, and

provided that when the condensed cyclic compound is represented by Formula 1-4, Ar 1 is a group represented by Formula 2-7, Ar 2 is a group represented by Formulae 3-7, Z 3 is N, Z 2 is C(R 2 ), Z 3 is C(R 3 ), Y 1 and Y 2 are each a single bond, R 2 , R 3 , R 11 to R 14 , R 21 to R 24 , and R 31 to R 34 , R 51 to R 56 and R 58 are each hydrogen, then R 57 is not a C 6 -C 60 aryl group substituted with a C 1 -C 60 heteroaryl group, or

provided that when the condensed cyclic compound is represented by Formula 1-4, Ar 1 is a group represented by Formula 2-7, Ar 2 is a group represented by Formulae 3-7, Z 3 is N, Y 1 and Y 2 are each a single bond, and R 11 to R 14 , R 21 to R 24 , and R 31 to R 34 , R 51 to R 56 and R 58 are each hydrogen, then at least one of Z 1 and Z 2 is N, and

R 1 to R 7 , R 11 to R 19 , R 21 to R 29 , and R 31 to R 34 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 substituted or unsubstituted C 1 -C 60 alkyl group, a substituted or unsubstituted C 2 -C 60 alkenyl group, a substituted or unsubstituted C 2 -C 60 alkynyl group, a substituted or unsubstituted C 1 -C 60 alkoxy group, a substituted or unsubstituted C 3 -C 10 cycloalkyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkyl group, a substituted or unsubstituted C 3 -C 10 cycloalkenyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkenyl group, a substituted or unsubstituted C 6 -C 60 aryl group, a substituted or unsubstituted C 6 -C 60 aryloxy group, a substituted or unsubstituted C 6 -C 60 arylthio group, a substituted or unsubstituted C 1 -C 60 heteroaryl group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group, —Si(Q 1 )(Q 2 )(Q 3 ), —N(Q 4 )(Q 5 ), and —B(Q 6 )(Q 7 ),

R 41 to R 48 and R 51 to R 58 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 substituted or unsubstituted C 1 -C 60 alkyl group, a substituted or unsubstituted C 2 -C 60 alkenyl group, a substituted or unsubstituted C 2 -C 60 alkynyl group, a substituted or unsubstituted C 1 -C 60 alkoxy group, a substituted or unsubstituted C 3 -C 10 cycloalkyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkyl group, a substituted or unsubstituted C 3 -C 10 cycloalkenyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkenyl group, a substituted or unsubstituted C 6 -C 60 aryl group, a substituted or unsubstituted C 6 -C 60 aryloxy group, a substituted or unsubstituted C 6 -C 60 arylthio group, a substituted or unsubstituted C 1 -C 60 heteroaryl group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group, —Si(Q 1 )(Q 2 )(Q 3 ), —N(Q 4 )(Q 5 ), and —B(Q 6 )(Q 7 ),

* and *′ each indicate a binding site to an adjacent atom, and

at least one substituent of the substituted C 1 -C 60 alkyl group, the substituted C 2 -C 60 alkenyl group, the substituted C 2 -C 60 alkynyl group, the substituted C 3 -C 10 cycloalkyl group, the substituted C 1 -C 10 heterocycloalkyl group, the substituted C 3 -C 10 cycloalkenyl group, the substituted C 1 -C 10 heterocycloalkenyl group, the substituted C 6 -C 60 aryl group, the substituted C 6 -C 60 aryloxy group, the substituted C 6 -C 60 arylthio group, the substituted C 1 -C 60 heteroaryl group, the substituted monovalent non-aromatic condensed polycyclic group, and the substituted monovalent non-aromatic condensed heteropolycyclic group is selected from:

deuterium, —CD 3 , —CD 2 H, —CDH 2 , —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 C 1 -C 60 alkyl group, a C 2 -C 60 alkenyl group, a C 2 -C 60 alkynyl group, and a C 1 -C 60 alkoxy group;

a C 1 -C 60 alkyl group, a C 2 -C 60 alkenyl group, a C 2 -C 60 alkynyl group, and a C 1 -C 60 alkoxy group, each substituted with at least one selected from deuterium, —CD 3 , —CD 2 H, —CDH 2 , —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 C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, —Si(Q 11 )(Q 12 )(Q 13 ), —N(Q 14 )(Q 15 ), and —B(Q 16 )(Q 17 );

a C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, and a monovalent non-aromatic condensed heteropolycyclic group;

a C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group and a monovalent non-aromatic condensed heteropolycyclic group, each substituted with at least one selected from deuterium, —CD 3 , —CD 2 H, —CDH 2 , —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 C 1 -C 60 alkyl group, a C 2 -C 60 alkenyl group, a C 2 -C 60 alkynyl group, a C 1 -C 60 alkoxy group, a C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, —Si(Q 21 )(Q 22 )(Q 23 ), —N(Q 24 )(Q 25 ), and —B(Q 26 )(Q 27 ); and

—Si(Q 31 )(Q 32 )(Q 33 ), —N(Q 34 )(Q 35 ), and —B(Q 36 )(Q 37 ),

wherein Q 1 to Q 7 , Q 11 to Q 17 , Q 21 to Q 27 , and Q 31 to Q 37 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 substituted or unsubstituted C 1 -C 60 alkyl group, a substituted or unsubstituted C 2 -C 60 alkenyl group, a substituted or unsubstituted C 2 -C 60 alkynyl group, a substituted or unsubstituted C 1 -C 60 alkoxy group, a substituted or unsubstituted C 3 -C 10 cycloalkyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkyl group, a substituted or unsubstituted C 3 -C 10 cycloalkenyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkenyl group, a substituted or unsubstituted C 6 -C 60 aryl group, a substituted or unsubstituted C 6 -C 60 aryloxy group, a substituted or unsubstituted C 6 -C 60 arylthio group, a substituted or unsubstituted C 1 -C 60 heteroaryl group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, and a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group.