1-(tert-Butyl) 2-(4-methoxybenzyl) 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrole-1,2-dicarboxylate 25g

1-(tert-Butyl) 2-(4-methoxybenzyl) 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrole-1,2-dicarboxylate 25g