Toluene-4-sulfonic acid (4S,5S)-5-[2,2']bipyridinyl-6-yl-2,2-dimethyl-[1,3]dioxolan-4-ylmethyl ester

<2S-<2α(2R*,4R*),6α>>-2-<1-(Azidomethyl)-3,3-dimethyl-2,4-dioxolan-5-yl>-6-methoxy-4,5-dihydro-2H-pyran-3(6H)-one

2,2-Dimethyl-propionic acid (E)-(S)-1-[(4S,5S)-5-(tert-butyl-diphenyl-silanyloxymethyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-penta-2,4-dienyl ester

2,2-Dimethyl-propionic acid (E)-(R)-1-[(4S,5S)-5-(1-hydroxy-allyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-penta-2,4-dienyl ester

tert-Butyl-((4S,5S)-5-ethynyl-2,2-dimethyl-[1,3]dioxolan-4-ylmethoxy)-diphenyl-silane