The present invention relates to a method for modifying or marking an amino group in a molecule, wherein the amino group in the molecule is modified or marked with zolinium(s) shown in the following formula 1, wherein the molecule comprises amino acid ester, aminoamide, or peptide/protein. The method has advantages of economy and site selectivity, and has huge potential application value in the field such as pharmaceutical molecular synthesis, probe molecule and diagnostic marker reagent development.
本发明涉及一种修饰或标记分子中
氨基的方法,其中用下式 1 所示的唑啉修饰或标记分子中的
氨基,分子包括
氨基酸酯、
氨基酰胺或肽/蛋白质。该方法具有经济性和位点选择性等优点,在医药分子合成、探针分子和诊断标记试剂开发等领域具有巨大的潜在应用价值。