Polycyclic compound and organic light-emitting device comprising same

A compound that is any one of the following Formulae 1-1-1 to 1-1-4:

• wherein in Formulae 1-1-1 to 1-1-4:
• R1 is hydrogen, deuterium, a substituted or unsubstituted methyl group, a substituted or unsubstituted butyl group, a substituted or unsubstituted phenyl group, a substituted or unsubstituted diphenylamine group, a substituted or unsubstituted dicyclohexylamine group, a substituted or unsubstituted carbazole group, or a substituted or unsubstituted dihydroacridine;
• R4 to R9 are the same as or different from each other, and are each independently hydrogen, deuterium, a halogen group, a substituted or unsubstituted silyl group, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted aryl group selected from among a phenyl group, a biphenyl group, a terphenyl group, and a quaterphenyl group, a substituted or unsubstituted diphenylamine group, or a substituted or unsubstituted heterocyclic group selected from among a dibenzofuran group, a dibenzothiophene group, a carbazole group, and a benzocarbazole group;
• m1 is an integer from 0 to 3, and when m1 is 2 or more, two or more substituents in the parenthesis are the same as or different from each other;
• one of Z5 and Z6 is N, and the other is N or CH;
• Z7 to Z12 are the same as or different from each other, and are each independently CH or N;
• R10 and R11 are the same as or different from each other, and are each independently hydrogen;
• a methyl group which is unsubstituted or substituted with deuterium or fluorine;
• a propyl group;
• a butyl group;
• a trimethylsilyl group;
• a phenyl group which is unsubstituted or substituted with deuterium;
• a diphenylamine group;
• or a carbazole group;
• R21 to R24 are the same as or different from each other, and are each independently hydrogen, deuterium, fluorine, a trifluoromethyl group, a (trideutero)methyl group, a methyl group, a tert-butyl group, a phenyl group, or a trimethylsilyl group;
• p1 is an integer from 0 to 4, p2 to p4 are each an integer from 0 to 5, and when p1 to p4 are each 2 or more, two or more substituents in the parenthesis are the same as or different from each other;
• and
• m4 and m5 are each an integer from 0 to 4, and when m4 and m5 are each 2 or more, two or more substituents in the parenthesis are the same as or different from each other.