Monatshefte fur Chemie p. 691 - 695 (1990)
Update date:2022-08-17
Topics:
Hiebl, Johann
Zbiral, Erich
The key step in the preparation of 6-deoxy-1,2-O-isopropylidene-β-L-talofuranose (7) and 6-deoxy-1,2-O-isopropylidene-β-L-idofuranose (13) is the selective exchange of the 6-O-mesyl rest of 3-O-acetyl-5,6-O-dimesyl-1,2-O-isopropylidene-α-D-allofuranose (4) and 3-O-acetyl-5,6-O-dimesyl-1,2-O-isopropylidene-α-D-glucofuranose (10) by acetate group (potassium actate/18-crown-6).
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