IR780-OPSS 是一种近红外（NIR）荧光探针，结合了 IR780 染料的强荧光特性和 OPSS（吡啶-2-基二硫代琥珀酰酯，ortho-pyridyl disulfide, OPSS）基团。OPSS 能与巯基（-SH）基团发生可逆的二硫键交换反应，实现蛋白质、肽和纳米材料的特异性荧光标记。 IR780 具有长波长荧光 ...

University of Cologne, Faculty for Mathematics and Natural Sciences, Department of Chemistry and Biochemistry, Institute for Inorganic and Materials Chemistry, Greinstraße 6, 50939 Koeln, Germany ...

The Supporting Information is available free of charge at https://pubs.acs.org/doi/10.1021/acs.orglett.5c00487.