对甲苯磺酰氯

双丙酮半乳糖

D-吡喃葡萄糖

methyl 4,6-O-benzylidene-β-D-galactopyranoside 2,3-di-O-p-toluenesulfonate

1,2:3,4-Di-O-isopropyliden-6-O-(p-tolylsulfinyl)-α-D-galactopyranose