5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[d]oxazole促销5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[d]oxazoleS78880 · CAS 936902-12-4≥97%¥30.00 / 50mg 起选规格