作者:Timothy A. Riley、William J. Hennen、N. Kent Dalley、Bruce E. Wilson、Roland K. Robins
DOI:10.1002/jhet.5570230621
日期:1986.11
4-methylsulfinyl-6-(β-D-ribofuranosyl)[1,3,5]triazin-2-amine (6). Displacement of the methyl sulfinyl with the appropriate nucleophile gave 6-(β-D-ribofuranosyl)[1,3,5]triazine-2,4-diamine (7), 4-amino-6-(β-D-ribofuranosyl)[1,3,5]triazin-2(1H)-one (8), and 4-amino-6-(β-D-ribofuranosyl)[1,3,5]triazine-2(1H)-thione (9). Dethiation of compound 5 with Raney nickel gave 4-(β-D-ribofuranosyl)[1,3,5]triazin-2-amine
报道了第一[1,3,5]三嗪碳连接的核苷的合成。制备4-氨基-6-(β-D-呋喃呋喃糖基)[1,3,5]三嗪-2(1 H)-一(8),其为5-氮杂胞苷和假异胞苷的类似物。将2,5-脱水-D-丙二酰胺盐酸盐(3)与氰基亚氨基二硫代碳酸二甲酯(4)缩合,得到4-甲硫基-6-(β-D-呋喃呋喃糖基)[1,3,5]三嗪-2-胺(5)。化合物5与反应米氯过苯甲酸,得到4-甲亚磺酰基-6-(β-d-D-呋喃核糖基)[1,3,5]三嗪-2-胺(6)。用适当的亲核试剂取代甲基亚磺酰基,得到6-(β-D-呋喃呋喃糖基)[1,3,5]三嗪-2,4-二胺(7),4-氨基-6-(β-D-呋喃呋喃糖基)[1,3,5]三嗪-2(1 H)-一(8)和4-氨基-6-(β-D-呋喃呋喃糖基)[ 1,3,5]三嗪-2(1 H)-硫酮(9)。用阮内镍将化合物5脱硫,得到4-(β-D-呋喃呋喃糖基)[1,3,5]三嗪-2-胺(10)。通过单晶X射线确定7的晶体结构。