Condensed cyclic compound and organic light emitting device comprising same

An organic light emitting device, comprising:

• a first electrode;
• a second electrode;
• and
• one or more organic material layers provided between the first electrode and the second electrode,
• wherein the one or more organic material layers include one or more light emitting layers, at least one of the one or more light emitting layers includes a host and a dopant, and the dopant is a blue fluorescent dopant having a maximum light emission wavelength of 400 nm to 520 nm, and
• wherein one or more layers of the organic material layers includes a compound of Chemical Formula 1:
• wherein, in Chemical Formula 1:
• X is O or S;
• one or more of R9 to R16 are linked to * of the following Chemical Formula 2;
• and
• R1 to R8, and the rest of R9 to R16 not linked to Chemical Formula 2, are the same as or different from each other, and each independently is hydrogen, deuterium, a cyano group, a nitro group, a carbonyl group, a substituted or unsubstituted silyl group, a substituted or unsubstituted boron group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, substituted or unsubstituted aryloxy group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group;
• wherein in Chemical Formula 2:
• A1 to A3 are the same as or different from each other and each independently is N or CR, and one or more of Al to A3 are N;
• L1 and L2 are the same as or different from each other, and each independently is a direct bond, a substituted or unsubstituted cycloalkylene group, or a substituted or unsubstituted arylene group;
• L3 is a direct bond, a substituted or unsubstituted cycloalkylene group, a substituted or unsubstituted fluorenylene group, or a substituted or unsubstituted naphthylene group;
• one or more of Ar1 and Ar2 are a substituted or unsubstituted dicyclic or higher condensed aryl group, and the rest are the same as or different from each other, and each independently is a substituted or unsubstituted aryl group or a substituted or unsubstituted heterocyclic group;
• Rs are the same as or different from each other, and each independently is hydrogen, deuterium, a cyano group, a nitro group, a carbonyl group, a substituted or unsubstituted silyl group, a substituted or unsubstituted boron group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryloxy group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group;
• and
• m1 to m3 are each an integer of 0 to 3, and when m1 to m3 are each 2 or greater, two or more substituents in the parentheses are the same as or different from each other.