4,4,5,5-Tetramethyl-1,3,2-dioxaborolane-2-butanol; CAS No.: 2408956-04-5; As a custom synthesis company; ChemShuttle offers 4,4,5,5-tetramethyl-1,3,2-dioxaborolane-2-butanol, a boronic ester for Suzuki coupling. The company excels in small molecules synthesis, supporting drug discovery with tailored solutions. Their portfolio includes diverse Building blocks.