[EN] AZA NUCLEOSIDES, PREPARATION THEREOF AND USE AS INHIBITORS OF RNA VIRAL POLYMERASES<br/>[FR] AZANUCLEOSIDES, LEUR PREPARATION ET LEUR UTILISATION COMME INHIBITEUR DES ARN POLYMERASES VIRALES
申请人:BIOCRYST PHARM INC
公开号:WO2006002231A1
公开(公告)日:2006-01-05
Compounds represented by the formula: (I), and pharmaceutically acceptable salts thereof and prodrugs thereof; wherein Rl 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 R4 has to be other than H, when X=NH in B R6 is H, CH3, C2H5, -C-CH3 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.
由以下公式表示的化合物:(I),以及其药用盐和前药;其中R1为H,CH3,C2H5,C3H7;R2为H,CH3,C2H5,C3H7,CH=CH2,CH2-OH,CH2F,CF3;R'2为H,OH,NH2,NH-烷基,F,N3,OCH3,O-C(O)CH(NH2)烷基;R3为H,CH3,C2H5,C3H7;R'3为H,OH,NH2,NH-烷基,F,N3,OCH3,O-C(O)CH(NH2)烷基;R4为H,CH3,C2H5,C3H7;当X=NH时,R2,R3或R4中至少有一个不是H;R6为H,CH3,C2H5,-C-CH3;R7从H,烷基,烯基,芳基,酰氧烷基,皮瓦洛氧烷基,氨基酸,CH2CH2SC(O)烷基中选择;B由以下结构表示:X独立地为NR6,O,S;R8和R9独立地为H,NH2,OH,SH,F,Cl,Br,I,芳基,杂环,烷基,烯烃,炔烃,S-烷基,S-芳基,S(O)-烷基,SO2-烷基,SO2NH2,SO2NH-烷基,SO2NH-芳基,NH-烷基,NH-芳基,N(烷基)2,N(芳基)2,O-烷基,O-芳基,O-杂环,NH-(CH2)n-芳基,NH-C(O)-烷基,NH-C(O)-芳基对抑制病毒RNA聚合酶并治疗由各种RNA病毒引起的疾病的患者具有用处。