(-)-(2S,3S)-2,3-epoxypent-4-en-1-ol

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

(4R,6S)-4-Benzyloxymethyl-2,2-dimethyl-6-((S)-(R)-1-oxiranyl-allyl)-[1,3]dioxane

(-)-(4S,5S)-2,2-Dimethyl-4-<3-(2-methyl-1,3-dioxolan-2-yl)propyl>-5-vinyl-1,3-dioxolane

(-)-(4S,5S)-4-Tosyloxymethyl-5-vinyl-1,3-dioxolan-2-one

(3R,6R)-7-Benzyloxy-3-[(R)-1,2-bis-(tert-butyl-dimethyl-silanyloxy)-ethyl]-6-hydroxy-hept-1-en-4-one

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

(2R,3R)-3-((4S,6R)-6-Benzyloxymethyl-2,2-dimethyl-[1,3]dioxan-4-yl)-pent-4-ene-1,2-diol

(4R,6S)-4-Benzyloxymethyl-6-{(S)-1-[(R)-1,2-bis-(tert-butyl-dimethyl-silanyloxy)-ethyl]-allyl}-2,2-dimethyl-[1,3]dioxane

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

2-{(R)-1-[(R)-1,2-Bis-(tert-butyl-dimethyl-silanyloxy)-ethyl]-allyl}-[1,3]dithiane

[(4S,5S)-2,2-dimethyl-5-vinyl-1,3-dioxolan-4-yl]methyl 4-methyl-benzenesulfonate

(2S,3S)-1-p-toluenesulfonyl-4-buten-1,2,3-triol

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

(S)-1-[(R)-2-oxooxazolidin-4-yl]allyl benzoate

(2R,3S)-3-isopropylamino-3-pentene-1,2-diol

(+)-(2S,3R)-1-Tosyloxypent-4-en-2,3-diol