(S)-1-((3aR,5S,6R,6aR)-2,2,6-Trimethyl-6-vinyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-ethane-1,2-diol

3-deoxy-1,2:5,6-di-O-isopropylidene-3-C-methyl-3-C-vinyl-β-L-talofuranose