trimethyl(2-((((3aR,5aS,8aS,8bR)-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methoxy)methoxy)ethyl)silane

果糖

果糖

2,3:4,5-bis-O-(isopropylidene)-D-fructopyranose aldehyde

乙基溴化镁