SYNTHESIS AND BIOLOGICAL EVALUATION OF SOME 4-SUBSTITUTED 1-[1-(4-HYDROXYBUTYL)-1,2,3-TRIAZOL-(4 & 5)-YLMETHYL]-1<i>H</i>-PYRAZOLO-[3,4-d]PYRIMIDINES
作者:O. Moukha-Chafiq、M. L. Taha、H. B. Lazrek、J. J. Vasseur、C. Pannecouque、M. Witvrouw、E. De Clercq
DOI:10.1081/ncn-100107192
日期:2001.12.31
The synthesis of 1-[1-(4-hydroxybutyl)-1,2,3-triazol-(4 and 5)-ylmethyl]-1H-pyrazolo[3,4-d]pyrimidines 11a,b, 12a,b and 13-17 as carboacyclic nucleosides is described. The compounds 8a,b were condensed, separately, with compound 7 via 1,3-dipolar cycloaddition reaction to afford, after separation and deprotection. 1,4-regioisomers 11a,b and 1,5-regioisomers 12a,b. The deprotected carboacyclic nucleosides
1- [1-(4-羟基丁基)-1,2,3-三唑-(4和5)-基甲基] -1H-吡唑并[3,4-d]嘧啶11a,b,12a,b和11b的合成作为碳环核苷描述了13-17。分离并脱保护后,化合物1,3-b通过1,3-偶极环加成反应分别与化合物7缩合,得到化合物8a,b。1,4-区域异构体11a,b和1,5-区域异构体12a,b。脱保护的碳环核苷11a用作制备4-氨基13.4-甲基氨基14、4-苄基氨基15、4-甲氧基16和4-羟基17类似物的前体。评价了所有去保护的碳环核苷对HIV-1(III),HIV-2(ROD),各种DNA病毒,各种肿瘤细胞系和肺结核的复制的抑制作用。没有发现明显的生物活性。