Samsung patents new chemical compounds for organic light-emitting displays

1. A heterocyclic compound represented by Formula 1-1: wherein, in Formulae 1-1, A 11 to A 16 are each independently a substituted or unsubstituted C 5 -C 30 carbocyclic group or a substituted or unsubstituted C 1 -C 30 heterocyclic group, X 11 to X 16 are each independently a group represented by Formula 2-1 or 2-2, n11 to n16 are each independently 0, 1, or 2, the sum of n11 to n16 in Formula 1-1 is 2 or more, Y 11 to Y 16 are each independently a substituted or unsubstituted C 3 -C 10 cycloalkyl group, a substituted or unsubstituted C 3 -C 10 cycloalkenyl group, a substituted or unsubstituted C 6 -C 60 aryl group, a substituted or unsubstituted C 7 -C 60 alkylaryl group, a substituted or unsubstituted C 6 -C 60 aryloxy group, a substituted or unsubstituted C 6 -C 60 arylthio group, or a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, m11 to m16 are each independently 0, 1, or 2, the sum of n11 to n16 and m11 to m16 in Formula 1-1 is 3 or more, the Z 11 to Z 16 are each independently a carbon atom, and a bond between Z 11 and Z 12, a bond between Z 13 and Z 14, and a bond between Z 15 and Z 16 are each independently a single bond or a double bond, wherein, in Formulae 2-1 and 2-2, X 21 is a single bond, O, S, N(R 25), or C(R 25)(R 26), L 21 and L 22 are each independently a substituted or unsubstituted C 5 -C 30 carbocyclic group or a substituted or unsubstituted C 1 -C 30 heterocyclic group, a21 and a22 are each independently 0, 1, or 2, R 21 and R 22 are each independently a substituted or unsubstituted C 6 -C 60 aryl group, R 11 to R 16 and R 23 to R 26 are each independently hydrogen, deuterium, —F, —Cl, —Br, —I, —SF 5, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazino group, a hydrazono group, 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 7 -C 60 alkylaryl 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 C 2 -C 60 alkylheteroaryl group, a substituted or unsubstituted C 1 -C 60 heteroaryloxy group, a substituted or unsubstituted C 1 -C 60 heteroarylthio 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), —C(Q 1)(Q 2)(Q 3), —B(Q 1)(Q 2), —N(Q 1)(Q 2), —P(Q 1)(Q 2), —C(═O)(Q 1), —S(═O)(Q 1), —S(═O) 2 (Q 1), —P(═O)(Q 1)(Q 2), or —P(═S)(Q 1)(Q 2), b11 to b16 are each independently 0, 1, 2, or 3, b23 and b24 are each independently 0, 1, 2, 3, or 4, Q 1 to Q 3 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 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 7 -C 60 alkylaryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a C 2 -C 60 alkylheteroaryl group, a C 1 -C 60 heteroaryloxy group, a C 1 -C 60 heteroarylthio group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, a C 1 -C 60 alkyl group that is substituted with at leas