Compound, coating composition comprising same, and organic light emitting diode

A compound represented by the following Chemical Formula 1:

• wherein, in Chemical Formula 1,
• Ar1 and Ar2 are the same as or different from each other, and each independently a substituted or unsubstituted aryl group;
• R1 to R4 are the same as or different from each other, and each independently hydrogen;
• deuterium;
• a halogen group;
• a nitrile group;
• a substituted or unsubstituted alkyl group;
• a substituted or unsubstituted aryl group;
• or a substituted or unsubstituted heterocyclic group;
• r1 to r3 are the same as or different from each other, and each independently from 1 to 3;
• r4 is from 1 to 4;
• when r1 to r4 are each 2 or greater, the two or more R1 to R4 are each the same as or different from each other;
• X3 is
• X1 and X2 are the same as or different from each other, and each independently
• each
• means a linking site;
• L4 is a substituted or unsubstituted alkylene group;
• L5 is a direct bond;
• or a substituted or unsubstituted arylene group;
• R5 and R6 are the same as or different from each other, and each independently a substituted or unsubstituted alkyl group;
• a1 and a2 are the same as or different from each other, and each independently 0 or 1;
• when a2 is 0, L2 is a substituted or unsubstituted aryl group;
• when a2 is 1, L2 is a direct bond;
• or a substituted or unsubstituted arylene group;
• L1 is a substituted or unsubstituted arylene group;
• or a substituted or unsubstituted heteroarylene group;
• m is 1 or 2, and when m is 2, L1 s are the same as or different from each other;
• L3 is a direct bond;
• or a substituted or unsubstituted alkylene group;
• and
• 0≤a1+a2≤2.