Disaccharide derivatives and processes for the preparation thereof
申请人:The Nisshin Oil Mills, Ltd.
公开号:EP0578112A2
公开(公告)日:1994-01-12
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.