5,6-Dideoxy-1,2-O-isopropylidene-xylo-hex-5-enofuranose 5,6-Dideoxy-1,2-O-isopropylidenehex-5-enofuranose 7284-07-3 Diphef alpha-D-xylo-Hex-5-enofuranose, 5,6-dideoxy-1,2-O-(1-methylethylidene)-