Heterocyclic compound and organic light emitting device including the same

A heterocyclic compound represented by Formula 1:

• wherein, in Formula 1,
• ring A1 is selected from a C5-C60 carbocyclic group and a C1-C60 heterocyclic group,
• X1 is O, S, or Se,
• L1 is selected from a substituted or unsubstituted C5-C60 carbocyclic group, a substituted or unsubstituted C1-C60 heterocyclic group, *13 Si(Q1)(Q2)-*′, *—P(═O)(Q1)-*′, * P(═O)2—*′, *—P(═S)(Q1)-*′, *—P(═S)2—*′, *—S(═O)(Q1)-*′, and *—S(═O)2—*′,
• a1 is an integer from 0 to 5;
• and when a1 is 0, —(L1)a1—is a single bond, and when a1 is 2 or greater, at least two L1(s) are identical to or different from each other,
• Ar1 is selected from groups represented by Formulae 5-1 to 5-28, 5-30 to 5-35, 5-37, 5-38, —Si(Q1)(Q2)(Q3), —P(═O)(Q1)(Q2), —P(═O)2(Q1), —P(═S)(Q1)(Q2), —P(═S)2(Q1), —S(═O)(Q1)(Q2), and —S(═O)2(Q1):
• wherein, in Formulae 5-1 to 5-28, 5-30 to 5-35, 5-37, and 5-38,
• Y31 is O, S, C(Z33)(Z34), N(Z35), Si(Z36)(Z37), or P(═O)(Z38),
• Z31 to Z38 are each independently selected from hydrogen, deuterium, —F, —CI, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazino group, a hydrazono group, a C1-C20 alkyl group, a C1-C20 alkoxy group, a cyclopentyl group, a cyclohexyl group, a cycloheptyl group, a cyclopentenyl group, a cyclohexenyl group, a phenyl group, a biphenyl group, a naphthyl group, a fluorenyl group, a spiro-bifluorenyl group, a spiro-fluorene-benzofluorenyl group, a benzofluorenyl group, a dibenzofluorenyl group, a phenalenyl group, a phenanthrenyl group, an anthracenyl group, a fluoranthenyl group, a triphenylenyl group, a pyridinyl group, a pyrazinyl group, a pyrimidinyl group, a quinolinyl group, an isoquinolinyl group, a benzoquinolinyl group, a naphthyridinyl group, a quinoxalinyl group, a quinazolinyl group, a phenanthridinyl group, an acridinyl group, a phenanthrolinyl group, a phenazinyl group, a triazinyl group, a dibenzofuranyl group, a dibenzothiophenyl group, —Si(Q31)(Q32)(Q33), and P(═O)(Q31)(Q32),
• wherein Q1 to Q3 and Q31 to Q33 are each independently selected from a C1-C20 alkyl group, a C1-C20 alkoxy group, a phenyl group, a biphenyl group, a naphthyl group, a fluorenyl group, a spiro-bifluorenyl group, a phenalenyl group, a phenanthrenyl group, an anthracenyl group, a fluoranthenyl group, a triphenylenyl group, a pyridinyl group, a pyrazinyl group, a pyrimidinyl group, a quinolinyl group, an isoquinolinyl group, a benzoquinolinyl group, a naphthyridinyl group, a quinoxalinyl group, a quinazolinyl group, a carbazolyl group, a phenanthridinyl group, an acridinyl group, a phenanthrolinyl group, a phenazinyl group, a triazinyl group, a dibenzofuranyl group, and a dibenzothiophenyl group,
• e2 is an integer from 0 to 2;
• and when e2 is 2, two Z32(s) are identical to or different from each other,
• e3 is an integer from 0 to 3;
• and when e3 is 2 or greater, at least two Z31(s) are identical to or different from each other, and at least two Z32(s) are identical to or different from each other,
• e4 is an integer from 0 to 4;
• and when e4 is 2 or greater, at least two Z31(s) are identical to or different from each other, and at least two Z32(s) are identical to or different from each other,
• e5 is an integer from 0 to 5;
• and when e5 is 2 or greater, at least two Z31(s) are identical to or different from each other, and at least two Z32(s) are identical to or different from each other,
• e6 is an integer from 0 to 6;
• and when e6 is 2 or greater, at least two Z31(s) are identical to or different from each other, and at least two Z32(s) are identical to or different from each other,
• e7 is an integer from 0 to 7;
• and when e7 is 2 or greater, at least two Z31(s) are identical to or different from each other,
• e9 is an integer from 0 to 9;
• and when e9 is 2 or greater, at least two Z31(s) are identical to or different from each other, and
• * indicates a binding site to an adjacent atom,
• b1 is an integer from 1 to 10;
• and when b1 is 2 or greater, at least two Ar1(s) are identical to or different from each other,
• R1 is selected from hydrogen, deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazino group, a hydrazono group, a substituted or unsubstituted C1-C60 alkyl group, a substituted or unsubstituted C2-C60 alkenyl group, a substituted or unsubstituted C2-C60 alkynyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted C3-C10 cycloalkyl group, a substituted or unsubstituted C1-C10 heterocycloalkyl group, a substituted or unsubstituted C3-C10 cycloalkenyl group, a substituted or unsubstituted C1-C10 heterocycloalkenyl group, a substituted or unsubstituted C6-C60 aryl group, a substituted or unsubstituted C6-C60 aryloxy group, a substituted or unsubstituted C6-C60 arylthio group, a substituted or unsubstituted C1-C60 heteroaryl group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group, —Si(Q1)(Q2)(Q3), —B(Q1)(Q2), —C(═O)(Q1), —N(Q1)(Q2), —P(═O)(Q1)(Q2), —P(═O)2(Q1), —P(═S)(Q1)(Q2), —P(═S)2(Q1), —S(═O)(Q1)(Q2), and —S(═O)2(Q1)(Q2),
• R2 is selected from hydrogen, deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazino group, a hydrazono group, a substituted or unsubstituted C1-C60 alkyl group, a substituted or unsubstituted C2-C60 alkenyl group, a substituted or unsubstituted C2-C60 alkynyl group, a substituted or unsubstituted C1-C60 alkoxy group, a substituted or unsubstituted C3-C10 cycloalkyl group, a substituted or unsubstituted heterocycloalkyl group, a substituted or unsubstituted C3-C10 cycloalkenyl group, a substituted or unsubstituted C1-C10 heterocycloalkenyl group, a substituted or unsubstituted C6-C60 aryl group, a substituted or unsubstituted C6-C60 aryloxy group, a substituted or unsubstituted C6-C60 arylthio group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group, —Si(Q1)(Q2)(Q3), —B(Q1)(Q2), —C(═O)(Q1), —N(Q1)(Q2), —P(═O)(Q1)(Q2), —P(═O)2(Q1), —P(═S)(Q1)(Q2), —P(═S)2(Q1), —S(═O)(Q1)(Q2), and —S(═O)2(Q1)(Q2),
• c1 is an integer from 1 to 6;
• and when c1 is 2 or greater, at least two R1(s) are identical to or different from each other,
• c2 is an integer of 1 or 2;
• and when c2 is 2, at least two R2(s) are identical to or different from each other,
• d1 is an integer from 1 to 5,
• at least one substituent of the substituted C5-C60 carbocyclic group, the substituted C1-C60 heterocyclic group, the substituted C1-C60 alkyl group, the substituted C2-C60 alkenyl group, the substituted C2-C60 alkynyl group, the substituted C1-C60 alkoxy group, the substituted C3-C10 cycloalkyl group, the substituted C1-C10 heterocycloalkyl group, the substituted C3-C10 cycloalkenyl group, the substituted C1-C10 heterocycloalkenyl group, the substituted C6-C60 aryl group, the substituted C6-C60 aryloxy group, the substituted C6-C60 arylthio group, the substituted C1-C60 heteroaryl group, the substituted monovalent non-aromatic condensed polycyclic group, and the substituted monovalent non-aromatic condensed heteropolycyclic group is selected from:
• deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazino group, a hydrazono group, a C1-C60 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, and a C1-C60 alkoxy group;
• a C1-C60 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, and a C1-C60 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 amidino group, a hydrazino group, a hydrazono group, a C3-C10 cycloalkyl group, a C1-C10 heterocycloalkyl group, a C3-C10 cycloalkenyl group, a C1-C10 heterocycloalkenyl group, a C6-C60 aryl group, a C6-C60 aryloxy group, a C6-C60 arylthio group, a C1-C60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, —Si(Q11)(Q12)(Q13), —N(Q11)(Q12), —B(Q11)(Q12), —C(═O)(Q11), —S(═O)2(Q11), and —P(═O)(Q11)(Q12);
• a C3-C10 cycloalkyl group, a C1-C10 heterocycloalkyl group, a C3-C10 cycloalkenyl group, a C1-C10 heterocycloalkenyl group, a C6-C60 aryl group, a C6-C60 aryloxy group, a C6-C60 arylthio group, a C1-C60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, and a monovalent non-aromatic condensed heteropolycyclic group;
• a C3-C10 cycloalkyl group, a C1-C10 heterocycloalkyl group, a C3-C10 cycloalkenyl group, a C1-C10 heterocycloalkenyl group, a C6-C60 aryl group, a C6-C60 aryloxy group, a C6-C60 arylthio group, a C1-C60 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, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazino group, a hydrazono group, a C1-C60 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, a C1-C60 alkoxy group, a C3-C10 cycloalkyl group, a C1-C10 heterocycloalkyl group, a C3-C10 cycloalkenyl group, a C1-C10 heterocycloalkenyl group, a C6-C60 aryl group, a C6-C60 aryloxy group, a C6-C60 arylthio group, a C1-C60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, —Si(Q21)(Q22)(Q23), —N(Q21)(Q22), —B(Q21)(Q22), —C(═O)(Q21), —S(═O)2(Q21), and —P(═O)(Q21)(Q22);
• and
• —Si(Q31)(Q32)(Q33), —N(Q31)(Q32), —B(Q31)(Q32), —C(═O)(Q31), —S(═O)2(Q31), and —P(═O)(Q31)(Q32),
• wherein Q1 to Q3, Q11 to Q13, Q21 to Q23, and Q31 to Q33 are each independently selected from hydrogen, deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazino group, a hydrazono group, a C1-C60 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, a C1-C60 alkoxy group, a C3-C10 cycloalkyl group, a C1-C10 heterocycloalkyl group, a C3-C10 cycloalkenyl group, a C1-C10 heterocycloalkenyl group, a C6-C60 aryl group, a C1-C60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, a biphenyl group, and a terphenyl group, and
• * indicates a binding site to an adjacent atom.