Synthesis and in vivo antitumor activity of 2-amino-9H-purine-6-sulfenamide, -sulfinamide, and -sulfonamide and related purine ribonucleosides
作者:Ganapathi R. Revankar、Naeem B. Hanna、Nobutaka Imamura、Arthur F. Lewis、Steven B. Larson、Rick A. Finch、Thomas L. Avery、Roland K. Robins
DOI:10.1021/jm00163a020
日期:1990.1
number of 6-sulfenamide, 6-sulfinamide, and 6-sulfonamide derivatives of 2-aminopurine and certain related purine ribonucleosides have been synthesized and evaluated for antileukemic activity in mice. Amination of 6-mercaptopurine ribonucleoside (7a) and 6-thioguanosine (7b) with chloramine solution gave 9-beta-D-ribofuranosylpurine-6-sulfenamide (8a) and 2-amino-9-beta-D-ribofuranosylpurine-6-sulfenamide
已经合成了许多2-氨基嘌呤和某些相关的嘌呤核糖核苷的6-亚磺酰胺,6-亚磺酰胺和6-磺酰胺衍生物,并评估了它们在小鼠中的抗白血病活性。用氯胺溶液胺化6-巯基嘌呤核糖核苷(7a)和6-硫鸟嘌呤(7b),得到9-β-D-呋喃核糖基嘌呤-6-亚磺酰胺(8a)和2-氨基-9-β-D-核呋喃糖基嘌呤-6-亚磺酰胺分别为(sulfenosine,8b)。用3-氯过氧苯甲酸(MCPBA)选择性氧化8a和8b得到(R,S)-9-β-D-呋喃核糖基嘌呤-6-亚磺酰胺(9a)和(R,S)-2-氨基-9-β- D-核呋喃糖基嘌呤-6-亚磺酰胺(sulfinosine,9b)。但是,用过量的MCPBA氧化8a和8b会得到9-β-D-呋喃核糖基嘌呤-6-磺酰胺(10a)和2-氨基-9-β-D-呋喃核糖基嘌呤-6-磺酰胺(磺胺,10b),分别。同样,将5'-脱氧-6-硫代鸟苷胺(7c)胺化,得到6-亚磺酰胺衍生物(8