(-)-(2R,4S,5R)-2-Methyl-2-<2-(phenylsulfonyl)ethyl>-4-tosyloxymethyl-5-vinyl-1,3-dioxolane

(2R,3S)-1-O-p-tosyl-4-pentene-1,2,3-triol

(Z)-5-(2-(tert-butyldimethylsilyl)-1,3-dithian-2-yl)-1-(2-(trimethylsilyl)-1,3-dithian-2-yl)pent-3-en-2-ol

(2R,4S,5R)-5-hydroxy-2-phenyl-4-vinyl-1,3-dioxane