Synthesis of 2,6-anhydro-3-deoxy-l-threo-hex-2-enitol ('l-sorbal') and of l-tagatose from D-galactose

Article abstract of DOI:10.1016/0008-6215(91)84075-P

This paper reports the reactions of 1,5-anhydro-3,4-O-isopropylidene-D-galactitol derivatives by treatment with potassium tert-butoxide in N,N-dimethylformamide or methyl sulfoxide, to give 2,6-anhydro-3-deoxy-L-threo-Hex-2-enitol (L-sorbal) and L-tagatose.