PHOSPHONATE NUCLEOSIDES USEFUL IN THE TREATMENT OF VIRAL DISEASES

    公开(公告)号:US20170218001A1

    公开(公告)日:2017-08-03

    申请号:US15313049

    申请日:2015-05-22

    CPC classification number: C07F9/65616 C07F9/6512 C07F9/65583

    Abstract: The present invention relates to a compound of formula (I), or a pharmaceutically acceptable salt or prodrug thereof, and their use in medicine particular as anti-viral agents; wherein: X is selected from O and NR11; Y is selected from O, S and NR12; A is selected from —(CR1R2)n-, —(CR9R10)—, —(CR9R10)—(CR1R2)n-, —(CR1R3)—(CR2R4)—(CR1R2)n-, —CR3═CR4—(CR1R2)n- and —C≡C—(CR1R2)n-; R1 and R2 are independently selected from H, alkyl, hydroxyl, hydroxymethyl and halogen; R3 and R4 are independently selected from H and alkyl, or R3 and R4 together with the carbon atoms to which they are attached form a mono or bicyclic ring system selected from cycloalkyl, cycloalkenyl, heterocycloalkyl, heterocycloalkenyl, aryl and heteroaryl; R5 is selected from H, P(═O)(OH)2 and P(═O)(OH)—O—P(═O)(OH)2; R6 is selected from H and alkyl; R7 and R8 are independently selected from H, alkyl, halogen and hydroxymethyl R9 and R19 together with the carbon atoms to which they are attached form a mono or bicyclic ring system selected from cycloalkyl, cycloalkenyl, heterocycloalkyl and heterocycloalkenyl; R11 is selected from H and alkyl; R12 is selected from H and alkyl; m is 0, 1, 2 or 3; n is 1, 2 or 3; p is 0 or 1; q is 0, 1, 2 or 3; r is 0, 1, 2, 3, 4 or 5; s is 0 or 1; Base is a natural or non-natural nucleobase, and wherein each alkyl, cycloalkyl, cycloalkenyl, heterocycloalkyl, heterocycloalkenyl, aryl and heteroaryl may be optionally substituted as described herein.

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