肌苷置于铜,对甲苯磺酸,锌体系中,用 二甲基亚砜,N,N-二甲基甲酰胺,乙腈 用作溶剂,化学反应 5.0H,反应生成5-乙酰-2',3'-双脱氧双脱氢肌苷
参考文献:An Efficient And General Synthesis Of 5'-Esters Of 2',3'-Didehydro-2',3'-Dideoxynucleosides: A Facile Opening Of 2',3'-Orthoacetates Of Ribonucleosides Followed By Reductive Elimination Of The Halogenoacetates
标题:An Efficient And General Synthesis Of 5'-Esters Of 2',3'-Didehydro-2',3'-Dideoxynucleosides: A Facile Opening Of 2',3'-Orthoacetates Of Ribonucleosides Followed By Reductive Elimination Of The Halogenoacetates
摘要:描述了一种从核糖核苷开始的三步反应序列,最终得到相应的5'-O-酰基-2',3'-二脱氧-2',3'-二氢核苷.关键中间体是溴乙酸酯,由2',3'-甲氧基亚乙基核苷与乙酰溴反应制得.利用锌-铜偶对溴乙酸酯进行还原消除,可在非常好的总体产率下获得目标化合物.
Doi:10.1055/s-1993-25853