乙酸酐 、
Methyl 6-Deoxy-4-O-methyl-6-phenylphosphonoyl-D-fructofuranoside 在
吡啶 作用下,
生成 1,3,5-Tri-O-acetyl-6-deoxy-4-O-methyl-6-<(S)-phenylphosphonoyl>-β-D-fructofuranose 、 1,3,5-Tri-O-acetyl-6-deoxy-4-O-methyl-6-<(S)-phenylphosphonoyl>-α-D-fructofuranose 、 1,3,5-Tri-O-acetyl-6-deoxy-4-O-methyl-6-<(R)-phenylphosphonoyl>-β-D-fructofuranose 、 1,3,5-Tri-O-acetyl-6-deoxy-4-O-methyl-6-<(R)-phenylphosphonoyl>-α-D-fructofuranose