A 2-(2′-hydroxyphenyl)benzothiazole (HBT)–quinoline conjugate: a highly specific fluorescent probe for Hg2+ based on ESIPT and its application in bioimaging

A new benzothiazole-based 8-aminoquinoline functionalized compound as a selective and sensitive fluorogenic chemosensor for Hg²⁺ and also being used in cell imaging.