tert-Butyl 3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-7,8-dihydro-1,6-naphthyridine-6(5H)-carboxylate 1g

tert-Butyl 3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-7,8-dihydro-1,6-naphthyridine-6(5H)-carboxylate 1g