N, N'-Di-3-butyn-1-ylurea

N, N'-Di-3-butyn-1-ylurea (Compound m7N) is a linker. N, N'-Di-3-butyn-1-ylurea is a click chemistry reagent containing an azide group. Click chemistry has great potential for use in binding between nucleic acids, lipids, proteins, and other molecules, and has been used in many research fields because of its beneficial characteristics, including high yield, high specificity, and simplicity[1][2].