作者:Adam Mieczkowski、Pauline Peltier、Thomas Zevaco、Luigi A. Agrofoglio
DOI:10.1016/j.tet.2009.02.077
日期:2009.5
The synthesis of hitherto unknown C5-substituted O6,5′-cyclouridines is described. The 2′,3′-isopropylidene-uridine was treated with N-halogenosuccinimides forming appropriate bridged 5-halogeno derivatives. Using lithiation method, bromine substituent at C5 position was exchanged into various alkyl and alkenyl derivatives.
的合成迄今未知的C5取代ø 6,5'- cyclouridines进行说明。用N-卤代琥珀酰亚胺处理2',3'-异亚丙基-尿苷,形成合适的桥连的5-卤代衍生物。使用锂化方法,将C5位的溴取代基交换为各种烷基和烯基衍生物。