4,4,4′,4′,6,6,6′,6′-Octamethyl-2,2′-bi-1,3,2-dioxaborinane230299-46-4100 % similar Isobutylene oxide558-30-542 % similar Bis(pinacolato)diboron73183-34-342 % similar 2,2,5,5-Tetramethyltetrahydrofuran15045-43-935 % similar 4,4-Dimethyl-1,3-dioxane766-15-432 % similar Bis(neopentyl glycolato)diboron201733-56-430 % similar