Sugar lactams of formula (I) such as N-(3-phenylpropyl)-1-deoxynojirimycin, 1-deoxynojirimycin, D-glucaro-δ-lactam, 6-O-triphenylmethyl-D-gluco-δ-lactam, etc. markedly inhibit metastasis of cancer cells. Sugar lactam derivatives of formula (I') are novel compounds.
N-(3-苯基丙基)-
1-脱氧野尻霉素、
1-脱氧野尻霉素、
D-葡糖基-δ-内酰胺、6-O-三苯甲基-
D-葡糖基-δ-内酰胺等式(I)的糖内酰胺能明显抑制癌细胞的转移。式(I')的糖内酰胺衍
生物属于新型化合物。