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    • 5. 发明授权
    • AZA nucleosides, preparation thereof and use as inhibitors of RNA viral polymerases
    • AZA核苷,其制备及用作RNA病毒聚合酶的抑制剂
    • US07560434B2
    • 2009-07-14
    • US11157867
    • 2005-06-22
    • Yarlagadda S. BabuPooran ChandAjit K. GhoshPravin L. KotianV. Satish Kumar
    • Yarlagadda S. BabuPooran ChandAjit K. GhoshPravin L. KotianV. Satish Kumar
    • A01N43/04A61K31/70
    • C07D487/04C07D491/048C07F9/6561
    • Compounds represented by the formula: and pharmaceutically acceptable salts thereof and prodrugs thereof; wherein R1 is H, CH3, C2H5, C3H7 R2 is H, CH3, C2H5, C3H7, CH═CH2, CH2—OH, CH2F, CF3 R′2 is H, OH, NH2, NH-alkyl, F, N3, OCH3, O—C(O)CH(NH2)alkyl R3 is H, CH3, C2H5, C3H7 R′3 is H, OH, NH2, NH-alkyl, F, N3, OCH3, O—C(O)CH(NH2)alkyl R4 is H, CH3, C2H5, C3H7 At least one of R2, R3, or R4has to be other than H, when X═NH in B R6 is H, CH3, C2H5, R7 is selected from H, alkyl, alkenyl, aryl, acyloxyalkyl, and pivaloyloxyalkyl, aminoacids, CH2CH2SC(O)alkyl; and B is represented by the following structure: X is independently NR6, O, S, R8 and R9 independently is H, NH2, OH, SH, F, Cl, Br, I, aryl, heterocycle, alkyl, alkene, alkyne, S-alkyl, S-aryl, S(O)-alkyl, SO2-alkyl, SO2NH2, SO2NH-alkyl, SO2NH-aryl, NH-alkyl, NH-aryl, N(alkyl)2, N(aryl)2, O-alkyl, O-aryl, O-heterocycle, NH-(CH2)n-aryl, NH—C(O)-alkyl, NH—C(O)-aryl are useful for inhibiting viral RNA polymerases and treating patients suffering from diseases caused by various RNA viruses.
    • 由下式表示的化合物及其药学上可接受的盐及其前药; 其中R1是H,CH3,C2H5,C3H7R2是H,CH3,C2H5,C3H7,CH-CH2,CH2-OH,CH2F,CF3R'2是H,OH,NH2,NH-烷基,F,N3,OCH3 ,OC(O)CH(NH2)烷基R3是H,CH3,C2H5,C3H7,R'3是H,OH,NH2,NH-烷基,F,N3,OCH3,OC(O)CH(NH2) H,CH 3,C 2 H 5,C 3 H 7当R 6中的X-NH为H时,R 2,R 3或R 4中的至少一个为H,当H,CH 3,C 2 H 5,R 7选自H,烷基,烯基,芳基,酰氧基烷基 ,和新戊酰氧基烷基,氨基酸,CH 2 CH 2 SC(O)烷基; 并且B由以下结构表示:X独立地是NR6,O,S,R8和R9独立地是H,NH2,OH,SH,F,Cl,Br,I,芳基,杂环,烷基,烯烃,炔, - 烷基,S-芳基,S(O) - 烷基,SO 2 - 烷基,SO 2 NH 2,SO 2 NH-烷基,SO 2 NH-芳基,NH-烷基,NH-芳基,N(烷基)2,N(芳基) 烷基,O-芳基,O-杂环,NH-(CH2)n-芳基,NH-C(O) - 烷基,NH-C(O) - 芳基可用于抑制病毒RNA聚合酶和治疗患有疾病的患者 通过各种RNA病毒。