Synthesis and antiviral activity of certain carbamoylpyrrolopyrimidine and pyrazolopyrimidine nucleosides
作者:Richard J. Goebel、Alexander D. Adams、Patricia A. McKernan、Byron K. Murray、Roland K. Robins、Ganapathi R. Revankar、Peter G. Canonico
DOI:10.1021/jm00353a012
日期:1982.11
9-beta-D-ribofuranosylpurine-6-carboxamide (1) exhibits potent antiviral activity, we were prompted to synthesize certain pyrrolopyrimidine and pyrazolopyrimidine nucleosides containing a carbamoyl function (7a,b and 13). The key precursor, 7-(2,3,5-tri-O-acetyl-beta-D-ribofuranosyl)pyrrolo[2,3-d]pyrimidine-4- carbonitrile (8a), required for the synthesis of 7a was prepared from the corresponding 4-chloro analogue