3'-Fluoro-2',3'-dideoxy-5-chlorouridine: most selective anti-HIV-1 agent among a series of new 2'- and 3'-fluorinated 2',3'-dideoxynucleoside analogs
作者:Arthur Van Aerschot、Piet Herdewijn、Jan Balzarini、Rudi Pauwels、Erik De Clercq
DOI:10.1021/jm00128a013
日期:1989.8
A series of 2'- and 3'-fluorinated 2',3'-dideoxynucleosides and 3'-azido-2',3'-dideoxynucleosides were synthesized and evaluated for their inhibitory activity against human immunodeficiency virus-1 (HIV-1) replication in MT-4 cells. Neither conversion of 3'-fluoro- or 3'-azido-2',3'-dideoxyadenosine to the corresponding inosine derivatives nor 8-bromination of 2',3'-dideoxyadenosine resulted in increased
合成了一系列的2'-和3'-氟化2',3'-双脱氧核苷和3'-叠氮基2',3'-双脱氧核苷,并评估了其对人免疫缺陷病毒1(HIV-1)的抑制活性在MT-4细胞中复制。将3'-氟-或3'-叠氮基-2',3'-二脱氧腺苷转化为相应的肌苷或将2',3'-二脱氧腺苷进行8-溴化都不会增加抗HIV-1的活性。在赤型或苏型构型中引入2'-氟也没有导致母体2',3'-二脱氧核苷的抗HIV-1活性提高。1-(2-氟-2,3-二脱氧-β-D-苏-戊呋喃糖基)胞嘧啶和1-(2-氟-2,3-二脱氧-β-D-四氢呋喃呋喃糖基)胸腺嘧啶仅具有少量活性。但是,3'-fluoro-2',3' -dideoxyuridine(FddUrd)被证明是有效的且是相对无毒的HIV-1抑制剂。尝试制备FddUrd的5-卤代衍生物,以进一步提高其抗HIV效能和选择性。在这些5-卤代衍生物中,3'-氟-2',3'-二脱氧-5-氯尿苷