2,5-Dioxopyrrolidin-1-yl 2-(prop-2-yn-1-yloxy)acetate

2,5-Dioxopyrrolidin-1-yl 2-(prop-2-yn-1-yloxy)acetate is a Click Chemistry reagent with a propargyl group and an NHS ester group. The propargyl group can react with biomolecules containing azide group via copper catalyzed Click Chemistry reaction. The NHS ester is an amine reactive group which can be used for derivatizing peptides, antibodies, amine coated surfaces, etc.