(((2R,3S,5S,6R)-3-(benzyloxy)-6-((benzyloxy)methyl)-5-methyltetrahydro-2H-pyran-2-yl)methoxy)(tert-butyl)dimethylsilane

ethyl (E)-4-bromo-3-methylpent-2-enoate

ethyl (E)-4-hydroxy-3-methylpent-2-enoate

(R)-4-((S)-1-(benzyloxy)but-3-ene-1-yl)-2,2-dimethyl-1,3-dioxypentane

(2R,3S,5S,6R)-2-(((tert-butyldimethylsilyl)oxy)methyl)-6-(hydroxymethyl)-5-methyltetrahydro-2H-pyran-3-ol