(3R,4R)-4,5-ISOPROPYLIDENE PENT-2-EN-3-OL

1-((R)-2,2-DIMETHYL-1,3-DIOXOLAN-4-YL)PROP-2-EN-1-OL

1,2-dideoxy-4,5-O-(1-Methylethylidene)-D-threo-Pent-1-enito