Synthesis and antiviral evaluation of some novel [1,2,4]triazolo[4,3-β][1,2,4]triazole nucleoside analogs
作者:Y. H. R. Jois、C. D. Kwong、J. M. Riordan、J. A. Montgomery、J. A. Secrist
DOI:10.1002/jhet.5570300519
日期:1993.10
Ribosylation of 3-amino-5H-[1,2,4]triazolo[4,3-b][1,2,4]triazole (1) with l-O-acetyl-2,3,5-tri-O-benzoyl-D-ribofuranose and stannic chloride resulted in the following protected nucleoside analogs: 3-amino-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)[1,2,4]triazolo[4,3-β][1,2,4]triazole (4), 3-amino-1-(2,3,5-tri-O-benzoyl-α-D-ribofuranosyl)[1,2,4]triazolo[4,3-β][1,2,4]triazole (5), 3-amino-1-(2,3,5-tr
3-氨基-5 H- [1,2,4]三唑并[4,3- b ] [1,2,4]三唑(1)与1 - O-乙酰基-2,3,5-三-的核糖基化O-苯甲酰基-D-呋喃核糖和氯化锡产生以下受保护的核苷类似物:3-氨基-1-(2,3,5-三-O-苯甲酰基-β-D-呋喃呋喃糖基)[1,2,4]三唑并[4,3-β] [1,2,4]三唑(4),3-氨基-1-(2,3,5-三-O-苯甲酰基-α-D-呋喃呋喃糖基)[1,2, 4] triazolo [4,3-β] [1,2,4]三唑(5),3-氨基-1-(2,3,5-三-O-苯甲酰基-β-D-呋喃呋喃糖基)[1, 2,4]三唑并[4,3-β] [1,2,4]三唑(5)和3-(2,3,5-三-O-苯甲酰基-β-D-呋喃呋喃糖基)氨基-5H- [1,2,4]三唑并[4,3- b ]-[1,2,4]三唑(7)。将化合物4-6脱保护为3-氨基-1-β-D-呋喃呋喃糖基[1