4-((3aR,6R,7S,7aR)-7-triethylsilyloxy-tetrahydro-2,2-dimethyl-3aH-[1,3]dioxolo[4,5-c]pyran-6-yl)but-2-yn-1-ol

Trifluoro-methanesulfonic acid (3aR,6R,7R,7aR)-7-(tert-butyl-dimethyl-silanyloxy)-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyran-6-ylmethyl ester

(Z)-4-((3aR,6R,7S,7aR)-7-triethylsilyloxy-tetrahydro-2,2-dimethyl-3aH-[1,3]dioxolo[4,5-c]pyran-6-yl)3-iodobut-2-en-1-ol

tert-butyl (S,E)-1-(methoxycarbonyl)-3-(((3aR,6R,7S,7aS)-tetrahydro-7-hydroxy-2,2-dimethyl-3aH-[1,3]dioxolo[4,5-c]pyran-6-yl)methyl)-5-hydroxypent-3-enylcarbamate

(S)-2-tert-Butoxycarbonylamino-3-[(3aR,5aR,7R,8aS,8bR)-7-((S)-1,2-dihydroxy-ethyl)-2,2-dimethyl-hexahydro-[1,3]dioxolo[4,5]furo[2,3-b]pyran-7-yl]-propionic acid methyl ester