乙酸酐 、
溶剂黄146 、
1,2-O-Isopropyliden-3-O-methyl-β-L-ido-6-heptulofuranose-trimethylendithioacetal 生成
1,2,5,7-Tetra-O-acetyl-3-O-methyl-3-L-ido-6-heptulofuranose-trimethylendithioacetal 、 1,2,4,7-Tetra-O-acetyl-3-O-methyl-β-L-ido-6-heptulofuranose-trimethylendithioacetal 、 1,2,4,7-Tetra-O-acetyl-3-O-methyl-α-L-ido-6-heptulofuranose-trimethylendithioacetal