2' And 3'-ketonucleosides and their arabino and xylo reduction products
作者:Fritz Hansske、Danuta Madej、Morris J. Robins
DOI:10.1016/0040-4020(84)85111-x
日期:1984.1
A number of 2',5'- or 3',5'-diprotected ribonucleosides and 5'-protected 2'- or 3'-deoxy-β-D-erythro-pentofuranosyl nucleosides have been oxidized to the corresponding 3' or 2'-ketonucleoside derivatives using chromium trioxide/pyridine/acetic anhydride or dimethyl sulfoxide/ acetic anhydride. Reduction of the carbonyl functions with sodium borohydride gave the inverted arabino, xylo, or deoxy-threo