Heterocyclic compound, organic light emitting device including the same, and electronic apparatus

A heterocyclic compound represented by Formula 1:

• wherein, in Formula 1,
• X1 and X2 are each independently O, S, Se, N(R1), C(═O), C(R1)(R2), or Si(R1)(R2),
• A1 and A2 are each independently a C5-C60 carbocyclic group that is substituted with at least one deuterium or a C1-C60 heterocyclic group that is substituted with at least one deuterium,
• A3 is a C5-C60 carbocyclic group or a C1-C60 heterocyclic group,
• Q1 to Q3 are each independently a sterically shielding group,
• k1 to k3 are each independently 0, 1, 2, 3, 4, 5, 6, 7, or 8,
• at least one of k1 and k2 is 1, 2, 3, 4, 5, 6, 7, or 8,
• R1, R2, R10, R20, and R30 are each independently 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 that is unsubstituted or substituted with at least one deuterium, a C2-C60 alkenyl group that is unsubstituted or substituted with at least one deuterium, a C2-C60 alkynyl group that is unsubstituted or substituted with at least one deuterium, a C1-C60 alkoxy group that is unsubstituted or substituted with at least one deuterium, a C3-C10 cycloalkyl group that is unsubstituted or substituted with at least one deuterium, a C1-C10 heterocycloalkyl group that is unsubstituted or substituted with at least one deuterium, a C3-C10 cycloalkenyl group that is unsubstituted or substituted with at least one deuterium, a C1-C10 heterocycloalkenyl group that is unsubstituted or substituted with at least one deuterium, a C6-C60 aryl group that is unsubstituted or substituted with at least one deuterium, a C6-C60 aryloxy group that is unsubstituted or substituted with at least one deuterium, a C6-C60 arylthio group that is unsubstituted or substituted with at least one deuterium, a C1-C60 heteroaryl group that is unsubstituted or substituted with at least one deuterium, a C1-C60 heteroaryloxy group that is unsubstituted or substituted with at least one deuterium, a C1-C60 heteroarylthio group that is unsubstituted or substituted with at least one deuterium, a monovalent non-aromatic condensed polycyclic group that is unsubstituted or substituted with at least one deuterium, a monovalent non-aromatic condensed heteropolycyclic group that is unsubstituted or substituted with at least one deuterium, —Si(Q1)(Q2)(Q3), —B(Q1)(Q2), —N(Q1)(Q2), —P(Q1)(Q2), —C(═O)(Q1), —S(═O)(Q1), —S(═O)2(Q1), —P(═O)(Q1)(Q2), or —P(═S)(Q1)(Q2),
• two or more neighboring ones selected from R1, R2, R10, R20, and R30 are optionally bonded together to form a C5-C60 carbocyclic group that is unsubstituted or substituted with at least one R10a or a C1-C60 heterocyclic group that is unsubstituted or substituted with at least one R10a,
• b10, b20, and b30 are each independently 0, 1, 2, 3, 4, 5, 6, 7, or 8,
• R10a is:
• deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, or a nitro group;
• a C1-C60 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, or a C1-C60 alkoxy group, each unsubstituted or substituted with deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, a C3-C60 carbocyclic group, a C1-C60 heterocyclic group, a C6-C60 aryloxy group, a C6-C60 arylthio group, —Si(Q11)(Q12)(Q13), —N(Q11)(Q12), —B(Q11)(Q12), —C(═O)(Q11), —S(═O)2(Q11), —P(═O)(Q11)(Q12), or any combination thereof;
• a C3-C60 carbocyclic group, a C1-C60 heterocyclic group, a C6-C60 aryloxy group, or a C6-C60 arylthio group, each unsubstituted or substituted with deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, a C1-C60 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, a C1-C60 alkoxy group, a C3-C60 carbocyclic group, a C1-C60 heterocyclic group, a C6-C60 aryloxy group, a C6-C60 arylthio group, —Si(Q21)(Q22)(Q23), —N(Q21)(Q22), —B(Q21)(Q22), —C(═O)(Q21), —S(═O)2(Q21), —P(═O)(Q21)(Q22), or any combination thereof;
• or
• —Si(Q31)(Q32)(Q33), —N(Q31)(Q32), —B(Q31)(Q32), —C(═O)(Q31), —S(═O)2(Q31), or —P(═O)(Q31)(Q32), and
• Q1 to Q3, Q11 to Q13, Q21 to Q23, and Q31 to Q33 are each independently:
• hydrogen;
• deuterium;
• —F;
• —Cl;
• —Br;
• —I;
• a hydroxyl group;
• a cyano group;
• a nitro group;
• a C1-C60 alkyl group;
• a C2-C60 alkenyl group;
• a C2-C60 alkynyl group;
• a C1-C60 alkoxy group;
• or a C3-C60 carbocyclic group or a C1-C60 heterocyclic group, each unsubstituted or substituted with deuterium, —F, a cyano group, a C1-C60 alkyl group, a C1-C60 alkoxy group, a phenyl group, a biphenyl group, or any combination thereof.