Synthesis and biological evaluations of condensed pyridine and condensed pyrimidine-based HMG-CoA reductase inhibitors
作者:Mikio Suzuki、Hiroshi Iwasaki、Yoshihiro Fujikawa、Mitsuaki Sakashita、Masaki Kitahara、Ryozo Sakoda
DOI:10.1016/s0960-894x(01)00203-7
日期:2001.5
3,5-dihydroxyheptenoic acid derivatives containing pyrazolopyridine, isoxazolopyridine, thienopyridine, and pyrazolopyrimidine as a key scaffold was synthesized from condensed pyridine and condensed pyrimidine carboxylic acid esters by homologation, aldol condensation with ethyl acetoacetate dianion, and stereoselective reduction of the 5-hydroxyketone. Several compounds in the series were found to
通过缩合吡啶和缩合嘧啶羧酸酯的酯化反应,通过缩合吡啶,缩醛嘧啶羧酸酯的缩合,醛缩醛与乙酰乙酸二乙酯的缩醛反应和立体选择性还原5,合成了一系列的3,5-二羟基庚烯酸衍生物,其中含有吡唑并吡啶,异恶唑并吡啶,噻吩并吡啶和吡唑并嘧啶为主要骨架。 -羟基酮。发现该系列中的几种化合物在体外具有有效的HMG-CoA还原酶抑制活性,在体内具有明显的胆固醇生物合成抑制活性。已经显示这些支架可以用作天然存在的HMG-CoA还原酶抑制剂中存在的六氢萘环的合适替代物。