Core-shell compound, photosensitive resin composition including the same, photosensitive resin layer, color filter, and CMOS image sensor

A core-shell compound comprising a core represented by Chemical Formula 1 and a shell surrounding the core, the shell being represented by Chemical Formula 2:

• wherein, in Chemical Formula 1 and Chemical Formula 2,
• R1 to R8 are each independently a hydrogen atom, a substituted or unsubstituted C1 to C20 alkyl group, a substituted or unsubstituted C3 to C20 cycloalkyl group, or a substituted or unsubstituted C1 to C20 alkoxy group, provided that R1 to R8 are not all simultaneously a hydrogen atom,
• R1 and R2 may be fused to each other to form a fused ring,
• R3 and R4 may be fused to each other to form a fused ring,
• at least one of R1, R2, R5, and R6 includes a substituted or unsubstituted C10 to C20 alkyl group or a substituted or unsubstituted C3 to C20 cycloalkyl group,
• at least one of R3, R4, R7, and R8 includes a substituted or unsubstituted C10 to C20 alkyl group or a substituted or unsubstituted C3 to C20 cycloalkyl group,
• at least one of R1, R2, R5, and R6 is a C10 to C20 alkyl group substituted with a cyclohexyl group at a terminal end thereof,
• at least one of R3, R4, R7, and R8 is a C10 to C20 alkyl group substituted with a cyclohexyl group at a terminal end thereof,
• La and Lb are each independently a single bond or a substituted or unsubstituted C1 to C10 alkylene group,
• n1, n2, n3, and n4 are each independently an integer of 0 to 5, 1≤n1+n2≤3, 1≤n3+n4≤3, and
• n is an integer greater than or equal to 2.