Compound having antibacterial function against superbacteria and selective detection function of hypochlorous acid, and composition and sensor comprising the same

A compound represented by the following Chemical Formula 1 or a salt thereof:

• wherein in Chemical Formula 1,
• R1 to R2 are each selected from hydrogen;
• halogen;
• linear or branched C1-C30 alkyl;
• C2-C30 alkenyl;
• C2-C30 alkynyl;
• a substituted or unsubstituted C5-C30 single or polycyclic aryl group;
• a substituted or unsubstituted C5-C30 heteroatomic single or polycyclic aryl group;
• and —R-L wherein R is C1-C30 alkylene or C2-C30 alkenylene, and L is selected from a substituted or unsubstituted C6-C30 single or polycyclic aryl group;
• and a substituted or unsubstituted C5-C30 heteroatomic single or polycyclic aryl group,
• in the polycyclic aryl group, two or more aromatic rings are condensed, or two or more aromatic rings are connected,
• wherein substituted is substituted with at least one substituent of heavy hydrogen, halogen, linear or branched C1-C30 alkyl, and C2-C30 alkenyl, and
• R3 to R8 are each selected from hydrogen, halogen, linear or branched C1-C30 alkyl, and C2-C30 alkenyl,
• wherein at least one of R1 to R2 above is selected from the following:
• wherein R is C1-C30 alkylene or C2-C30 alkenylene, and R9 to R17 are each selected from hydrogen, halogen, linear or branched C1-C20 alkyl, and C2-C20 alkenyl.