2-(4-(2-Butoxyethoxy)cyclohex-1-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane，97%

2-(4-(2-Butoxyethoxy)cyclohex-1-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane