1,6-di-O-(p-toluenesulfonyl)-2,5-anhydro-L-iditol

3,4-Di-O-acetyl-2,5-anhydro-1,6-di-O-(p-tosyl)-L-iditol

2,5-Anhydro-1,6-didesoxy-1,6-diiod-L-iditol

2,5-Anhydro-1,6-dibrom-1,6-didesoxy-L-iditol

1,3:4,6-di-O-isopropylidene-2,5-anhydro-L-iditol