| 主权项 |
1. A compound represented by the following Chemical Formula 1: wherein, in Chemical Formula 1, X is O, S, NAr, CR11R12, or SiR13R14; L1 and L2 are the same as or different from each other, and each independently a direct bond, substituted or unsubstituted arylene, or substituted or unsubstituted heteroarylene including one or more of O and S atoms; R1 to R7 are the same as or different from each other, and each independently hydrogen; deuterium; a halogen group; a substituted or unsubstituted alkyl group; a substituted or unsubstituted cycloalkyl group; a substituted or unsubstituted alkenyl group; a substituted or unsubstituted aryl group; a substituted or unsubstituted hetero-cyclic group; a substituted or unsubstituted alkylamine group; a substituted or unsubstituted heteroarylamine group; or a substituted or unsubstituted arylamine group, or adjacent two or more substituents bond to each other to form a substituted or unsubstituted hydrocarbon ring or heteroring; Ar is a substituted or unsubstituted aryl group or heteroaryl group; R11, R12, R13 and R14 are the same as or different from each other, and each independently hydrogen; deuterium; a halogen group; a substituted or unsubstituted alkyl group; a substituted or unsubstituted cycloalkyl group; a substituted or unsubstituted alkenyl group; a substituted or unsubstituted aryl group; or a substituted or unsubstituted hetero-cyclic group, or R11 and R12 or R13 and R14 bond to each other to form a substituted or unsubstituted hydrocarbon ring or a substituted or unsubstituted heteroring; a, c, e and f are the same as or different from each other, and each independently an integer of 0 to 4; b, d and g are the same as or different from each other, and each independently an integer of 0 to 3; r and s are the same as or different from each other, and each independently an integer of 1 to 3; when a is two or greater, R1s are the same as or different from each other; when b is two or greater, R2s are the same as or different from each other; when c is two or greater, R3s are the same as or different from each other; when d is two or greater, R4s are the same as or different from each other; when e is two or greater, R5s are the same as or different from each other; when f is two or greater, R6s are the same as or different from each other; when g is two or greater, R7s are the same as or different from each other; when r is two or greater, L1s are the same as or different from each other; and when s is two or greater, L2s are the same as or different from each other. |
