6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydroquinolin-2(1H)-one; CAS No.: 400620-72-6; As a leading chemicals distributor, ChemShuttle offers key intermediates such as 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydroquinolin-2(1H)-one. The company specializes in custom synthesis, delivering high-quality pharma building blocks to support research and development in medicinal chemistry.