SEARCH Articles Figures Tables 2,3:5,6-Di-0-isopropylidene-a-D-mannofuranose A-D-Mannofuranose D-Mannofuranose D-Mannofuranose, 2,3:5,6-di-O-isopropylidenetransfer hydrogenation Mannofuranose 2,3-0-isopropylidene Mannofuranose preparation Mannofuranose synthesis