The invention relates to a process to prepare a compound of the following formula (I): (I), in which P represents a protective group of a hydroxyl function which is a -COR1 group with R1 representing an aryl or a (C1C6)alkyl, R represents a hydrogen atom or a protective group of a terminal alkyne, from mannose, comprising the following steps: (a) protecting the 5 hydroxyl groups of the mannose by a protective group P; (b) coupling the protected mannose obtained at step (a) with a compound of the following formula (II). The present invention also relates to a compound of formula (IIIa).
该发明涉及一种制备以下化合物(I)的过程:(I),其中P代表羟基的保护基,为一个-COR1基团,其中R1代表芳基或(C1C6)烷基,R代表氢原子或末端
炔烃的保护基,从
甘露糖中包括以下步骤:(a)用保护基P保护
甘露糖的5个羟基;(b)将步骤(a)得到的保护
甘露糖与以下化合物(II)偶联。本发明还涉及化合物的公式(IIIa)。