An Efficient Synthesis of Mono and Bis-1,2,3-triazole AZT Derivatives via Copper(I)-catalyzed Cycloaddition
作者:Jin-Wei Yuan、Ling-Bo Qu、Xiao-Lan Chen、Zhi-Bo Qu、Xiang-Qian Liu、Dian-Dian Ke
DOI:10.1002/jccs.201190053
日期:2011.2
An efficient synthesis of novel mono and bis‐1,2,3‐triazoles 3′‐azido‐2′‐deoxythymidine (AZT) derivatives via copper(I)‐catalyzed 1,3‐dipolar cycloaddition reaction is described. Starting from AZT and terminal alkyne derivatives, mono and bis‐1,2,3‐triazole AZT derivatives are regioselectively obtained in good yields under mild conditions using CuSO4·5H2O and sodium ascorbate as a catalyst system,
描述了一种通过铜(I)催化的1,3-偶极环加成反应有效合成新型单和双1,2,3-三唑3'-叠氮基-2'-脱氧胸苷(AZT)衍生物的方法。从AZT和末端炔烃衍生物开始,在适度条件下,使用CuSO4·5H2O和抗坏血酸钠作为催化剂体系,并以t-BuOH / H 2 O选择性地高收率获得单和双1,2,3-三唑AZT衍生物。(1:1,v / v)作为助溶剂。通过IR,HR MS和NMR阐明了这些化合物的结构。