The research team of Dong Jiajia, a researcher of the Key Laboratory of Organic Fluorination, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, discovered a safe and efficient direct synthesis of azide compounds from a large number of available primary amine compounds during the search for new SuFEx reaction blocks Library method. On October 3, the work was published in Nature by the title of "Modular Click Compound Library Based on a Diazo Transfer Reagent for Functional Screening"