Chemistry Letters p. 49 - 52 (1985)
Update date:2022-09-26
Topics:
Tajima, Kiyohiko
α-D-Galactopyranuronic acid was converted to 1,2,3-tri-O-acetyl-4-deoxy-β-L-threo-4-hexenopyranuronic acid (3) and 3-acetoxy-6-(diacetoxymethyl)-2H-pyran-2-one respectively by treatment with acetic anhydride-4-(dimethylamino)pyridine or acetic anhydride-acetic acid-pyridine.Further degradation of 3 in acetic anhydride-triethylamine gave comanic acid.
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Doi:10.1016/0040-4039(80)80134-1
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(1984)Doi:10.1007/BF00471876
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