There is provided a novel series of O-carboxymethylated α- and β-glycolipid compounds of the formula
wherein
Ris an acyl residue of a fatty acid;
R1is -(CH=CH)m-(CH2)n-CH3;
R2, R3, R4 R5 and R6each are independently hydrogen, unsubstituted or substituted alkanoyl, arylalkyl or arylcarbonyl wherein said substituent is selected from halogen, C1-4 alkyl, trifluoromethyl, hydroxy and C1-4 alkoxy;
R3, R4 and R6each are independently -CH2COOR7, provided at least two of the R3, R4 and R6 substituents are -CH2COOR7;
mis an integer of 0 or 1;
nis an integer of from 5 to 14, inclusive; and
R7is hydrogen, a hydrolyzable ester group or a cation to form a non-toxic pharmaceutically acceptable salt;
or a solvate or hydrate thereof which are inhibitors of selectin-mediated cellular adhesion and are useful in the treatment or prevention of inflammatory diseases and other pathological conditions in mammals.
提供了一系列新型 O-羧甲基化的α-和β-
糖脂化合物,其式为
式中
R是
脂肪酸的酰基残基;
R1为-(CH=CH)m-(
CH2)n-
CH3;
R2、R3、R4、R5 和 R6 各自独立地为氢、未取代或取代的烷酰基、芳烷基或芳羰基,其中所述取代基选自卤素、C1-4 烷基、三
氟甲基、羟基和 C1-4 烷氧基;
R3、R4 和 R6 各自独立地为 - COOR7,条件是 R3、R4 和 R6 中至少有两个取代基为 - COOR7;
mis为 0 或 1 的整数;
n 是 5 至 14(包括 14)的整数;以及
R7 是氢、可
水解酯基或阳离子,以形成无毒的药学上可接受的盐;
或其溶液或
水合物,它们是选择素介导的细胞粘附的
抑制剂,可用于治疗或预防哺乳动物的炎症性疾病和其他病理状况。