Disaccharide derivatives selected from the group consisting of the compounds represented by formulas (I) and (II)
in which R₁ represents C₁-C₄ alkyl or phenyl, R₂ represents benzyl or methoxybenzyl, Bn stands for benzyl, Bz stands for benzoyl, MPM stands for methoxybensyl, Me stands for methyl and NPhth stands for phthalimide of the formula
Those derivatives can be used as intermediates for the preparation of sialyl SSEA-1 ganglioside and other lacto-and neolacto-series gangliosides which are useful as tumor markers in a serum diagnosis of cancers.
从由式(I)和(II)表示的化合物组中选择的二糖衍
生物,其中R₁表示C₁-C₄烷基或苯基,R₂表示苄基或甲氧基苄基,Bn代表苄基,Bz代表苯甲酰基,MPM代表甲氧基苄基,Me代表甲基,NPhth代表邻苯二甲
酰亚胺的公式。这些衍
生物可用作
神经节苷脂sialyl S
SEA-1和其他
乳糖和新
乳糖系列
神经节苷脂的中间体,在血清癌症诊断中作为肿瘤标记物有用。