Synthesis of 5-Methyluridine and Its 5′-Mercapto-, 2-Amino-, and 4′,5′-Unsaturated Analogues
作者:Vinko Škarié、Jasenka Matulié-Adamié
DOI:10.1002/hlca.19800630808
日期:1980.12.10
Treatment of 2′,3′-O, O-isopropylidene-5-methyl-2,5′-anhydrouridine (8) with hydrogen sulfide or methanolic ammonia afforded 5′-deoxy-2′,3′-O, O-isopropylidene-5′-mercapto-5-methyluridine (9) and 2′,3′-O, O-isopropylidene-5-methyl-isocytidine (10), respectively. The action of ethanolic potassium hydroxide on 5′-deoxy-5′-iodo-2′,3′-O, O-isopropylidene-5-methyluridine (7) gave rise to the corresponding
描述了四氧化将1-(2,3-二脱氧-β-D-甘油-戊-2-氨基呋喃糖基)胸腺嘧啶(1)立体定向顺式羟基化为1-β-D-呋喃呋喃糖基胸腺嘧啶(2)。用硫化氢或甲醇氨处理2',3' - O,O-异亚丙基-5-甲基-2,5'-脱水尿苷(8)得到5'-deoxy-2',3'- O,O-异亚丙基-5′-巯基-5-甲基尿苷(9)和2′,3′ - O,O-异亚丙基-5-甲基-异胞苷(10)。氢氧化钾乙醇溶液的上5'-脱氧-5'-碘- 2',3'-动作Ô,O-异亚丙基-5-甲基尿苷(7)产生相应的1-(5-脱氧-β-D-促生长-4-烯呋喃糖基)5-甲基尿嘧啶(13)和2 - O-乙基-5-甲基尿苷(14 )。