1,8-Diazabicycloundeene (DBU): High-efficiency catalyst selection for reducing production costs Preface In the chemical industry, catalysts are like an unknown but indispensable hero behind the scenes. They play a vital role in chemical reactions by accelerating the reaction process, improving product selectivity, and reducing energy consumption. Among them, 1,8-diazabicyclodonidene (DBU), as a powerful alkaline and nucleophilic...