PROTECTION OF 5′-TERMINAL PHOSPHATE OF DEOXYRIBOOLIGONUCLEOTIDES BY USE OF o,o′-DIAMINOBIPHENYL
作者:Makoto Nishizawa、Takashi Kurihara、Tsujiaki Hata
DOI:10.1246/cl.1984.175
日期:1984.2.5
Cyclic phosphorodianilidate derivatives of nucleoside 5′-phosphates were prepared by use of triphenylphosphine and 2,2′-dipyridyl disulfide as condensing agent and used for the synthesis of oligodeoxyribonucleotides. Removal of the diamino group was remarkably accelerated by coaddition of AgOAc and acid anhydrides to the conventional system, iAmONO-pyridine-AcOH.
以三苯基膦和 2,2'-二硫化二吡啶为缩合剂,制备了 5'-磷酸核苷的环状磷酰二胺衍生物,用于合成寡脱氧核糖核苷酸。通过将 AgOAc 和酸酐共加成到常规体系 iAmONO-吡啶-AcOH 中,显着加速了二氨基的去除。