Abstract: Inhibitors of HCV replication of formula I, including stereochemically isomeric forms, and salts, hydrates, solvates thereof, wherein R and R? have the meaning as defined herein. The present invention also relates to processes for preparing said compounds, pharmaceutical compositions containing them and their use, alone or in combination with other HCV inhibitors, in HCV therapy.

Abstract: Inhibitors of HCV replication of formula I including stereochemically isomeric forms, and salts, hydrates, solvates thereof, wherein R and R? have the meaning as defined herein. The present invention also relates to processes for preparing said compounds, pharmaceutical compositions containing them and their use, alone or in combination with other HCV inhibitors, in HCV therapy.

Abstract: Inhibitors of HCV replication of formula I including stereochemically isomeric forms, and salts, hydrates, solvates thereof, wherein R and R? have the meaning as defined herein. The present invention also relates to processes for preparing said compounds, pharmaceutical compositions containing them and their use, alone or in combination with other HCV inhibitors, in HCV therapy.

Abstract: Compounds of formula I: including any possible stereoisomers thereof, wherein: R1 is hydrogen, —C(?O)R6 or —C(?O)CHR7—NH2; R2 is hydrogen; or C1-C6alkyl or phenyl, either of which is optionally substituted with 1, 2 or 3 substituents each independently selected from halo, C1-C6alkyl, C2-C6-alkenyl and C1-C6alkoxy, hydroxy or amino, or R2 is naphtyl; or R2 is indolyl, R3 is hydrogen, C1-C6alkyl, benzyl; R4 is hydrogen, C1-C6alkyl, benzyl; or R3 and R4 together with the carbon atom to which they are attached form C3-C7cycloalkyl; R5 is C1-C10alkyl, C3-C7-cycloalkyl, benzyl, or phenyl, any of which being optionally substituted with 1, 2 or 3 substituents each independently selected from hydroxy, C1-C6alkoxy, amino, mono- and diC1-C6alkylamino; R6 is C1-C6 alkyl; R7 is C1-C6 alkyl; R8 is hydrogen or halogen; or a pharmaceutically acceptable salt or solvate thereof are useful in the prophylaxis or treatment of HCV infections.

Abstract: This invention relates to a stereochemically pure uracyl spirooxetane nucleoside phosphoramidate useful in the treatment of patients infected with the hepatitis C virus (HCV).

Abstract: This invention relates to a stereochemically pure uracyl spirooxetane nucleoside phosphoramidate which inhibits the hepatitis C virus (HCV).

Abstract: Compounds of the formula I: including any possible stereoisomers thereof, wherein: R4 is a monophosphate, diphosphate or triphosphate ester; or R4 is R7 is optionally substituted phenyl, optionally substituted naphthyl, or optionally substituted indolyl; R8 and R8? are hydrogen, C1-C6alkyl, benzyl, or phenyl; or R8 and R8? form C3-C7cycloalkyl; R9 is C1-C10alkyl, C3-C7cycloalkyl, phenyl or phenyl-C1-C6alkyl, wherein the phenyl moiety in phenyl or phenyl-C1-C6alkyl is optionally substituted; or a pharmaceutically acceptable salt or solvate thereof; pharmaceutical formulations and the use of compounds I as HCV inhibitors.

Abstract: Inhibitors of HCV replication of formula I including stereochemically isomeric forms, and salts, hydrates, solvates thereof, wherein R and R? have the meaning as defined herein. The present invention also relates to processes for preparing said compounds, pharmaceutical compositions containing them and their use, alone or in combination with other HCV inhibitors, in HCV therapy.

Abstract: Compounds of formula I: wherein: R2 is hydrogen or C1-C4alkyl; R3 and R4 are hydrogen, —C(?O)R5, or —C(?O)CHR6—NH2; or R3 is hydrogen and R4 is a monophosphate-, diphosphate-, or triphosphate ester; or R3 is hydrogen, —C(?O)CHR5, or —C(?O)CHR6—NH2 and R4 is each R5 is hydrogen, C1-C6alkyl, or C3-C7cycloalkyl; R6 is hydrogen or C1-C6alkyl; R7 is optionally substituted phenyl; naphthyl; or indolyl; R8 and R8? are hydrogen, C1-C6alkyl, benzyl; or R8 and R8? combined form C3-C7cycloalkyl; R9 is C1-C6alkyl, benzyl, or optionally substituted phenyl; provided that R2, R3 and R4 are not all hydrogen; or a pharmaceutically acceptable salt or solvate thereof; pharmaceutical formulations with the compounds I; the use of compounds I, including the compounds of formula I wherein R2, R3 and R4 are all hydrogen, as HCV inhibitors.

Abstract: Compounds of the formula I: including any possible stereoisomers thereof, wherein: R1 is hydrogen or halo; R4 is a monophosphate, diphosphate or triphosphate ester; or R4 is a group of formula R7 is optionally substituted phenyl; naphthyl; indolyl or N—C1-C6alkyloxycarbonyl-indolyl; R8 is hydrogen, C1-C6alkyl, benzyl; R8? is hydrogen, C1-C6alkyl, benzyl; or R8 and R8? together with the carbon atom to which they are attached form C3-C7cycloalkyl; R9 is C1-C10alkyl, benzyl, or optionally substituted phenyl; or a pharmaceutically acceptable salt or solvate thereof. pharmaceutical formulations and the use of compounds I as HCV inhibitors.

Abstract: Compounds of formula I: including any possible stereoisomers thereof, wherein: R1 is hydrogen, —C(?O)R6 or —C(?O)CHR7—NH2; R2 is hydrogen; or C1-C6alkyl or phenyl, either of which is optionally substituted with 1, 2 or 3 substituents each independently selected from halo, C1-C6alkyl, C2-C6-alkenyl and C1-C6alkoxy, hydroxy or amino, or R2 is naphtyl; or R2 is indolyl, R3 is hydrogen, C1-C6alkyl, benzyl; R4 is hydrogen, C1-C6alkyl, benzyl; or R3 and R4 together with the carbon atom to which they are attached form C3-C7cycloalkyl; R5 is C1-C10alkyl, C3-C7-cycloalkyl, benzyl, or phenyl, any of which being optionally substituted with 1, 2 or 3 substituents each independently selected from hydroxy, C1-C6alkoxy, amino, mono- and diC1-C6alkylamino; R6 is C1-C6 alkyl; R7 is C1-C6 alkyl; R8 is hydrogen or halogen; or a pharmaceutically acceptable salt or solvate thereof are useful in the prophylaxis or treatment of HCV infections.

Abstract: Inhibitors of HCV replication of formula I including stereochemically isomeric forms, and salts, solvates thereof, wherein R and R? are, each independently, —CR1R2R3, aryl, heteroaryl or heteroC4-6cycloalkyl, whereby aryl and heteroaryl may optionally be substituted with 1 or 2 substituents selected from halo and methyl. The present invention also relates to processes for preparing said compounds, pharmaceutical compositions containing them and their use in HCV therapy.

Abstract: Inhibitors of HCV replication of formula I including stereochemically isomeric forms, and salts, hydrates, solvates thereof, wherein R and R? have the meaning as defined herein. The present invention also relates to processes for preparing said compounds, pharmaceutical compositions containing them and their use in HCV therapy.

Abstract: Inhibitors of HCV replication of formula I including stereochemically isomeric forms, and salts, hydrates, solvates thereof, wherein R and R* have the meaning defined in the claims. The present invention also relates to processes for preparing said compounds, pharmaceutical compositions containing them and their use, alone or in combination with other HCV inhibitors, in the treatment or prophylaxis of HCV.

Abstract: Inhibitors of HCV replication of formula I including stereochemically isomeric forms, and salts, hydrates, solvates thereof, wherein R and R? have the meaning as defined herein. The present invention also relates to processes for preparing said compounds, pharmaceutical compositions containing them and their use, alone or in combination with other HCV inhibitors, in HCV therapy.

Abstract: The present invention relates to a use of a cyclic imidate as a ligand for catalysis in which the ligand contains sub-structure (Y) as a minimal structural motive, wherein the carbon atoms and the nitrogen atom can be optionally substituted by a chemical substituent.

Abstract: Compounds of the formula I: including any possible stereoisomers thereof, wherein: R4 is a monophosphate, diphosphate or triphosphate ester; or R4 is R7 is optionally substituted phenyl, optionally substituted naphthyl, or optionally substituted indolyl; R8 and R8? are hydrogen, C1-C6alkyl, benzyl, or phenyl; or R8 and R8? form C3-C7cycloalkyl; R9 is C1-C10alkyl, C3-C7cycloalkyl, phenyl or phenyl-C1-C6alkyl, wherein the phenyl moiety in phenyl or phenyl-C1-C6alkyl is optionally substituted; or a pharmaceutically acceptable salt or solvate thereof; pharmaceutical formulations and the use of compounds I as HCV inhibitors.

Abstract: Compounds of the formula I: including any possible stereoisomers thereof, wherein: R1 is hydrogen or halo; R4 is a monophosphate, diphosphate or triphosphate ester; or R4 is a group of formula R7 is optionally substituted phenyl; naphthyl; indolyl or N—C1-C6alkyloxycarbonylindolyl; R8 is hydrogen, C1-C6alkyl, benzyl; R8? is hydrogen, C1-C6alkyl, benzyl; or R8 and R8? together with the carbon atom to which they are attached form C3-C7cycloalkyl; R9 is C1-C10alkyl, benzyl, or optionally substituted phenyl; or a pharmaceutically acceptable salt or solvate thereof. pharmaceutical formulations and the use of compounds I as HCV inhibitors.

Abstract: Compounds of formula I: wherein: R2 is hydrogen or C1-C4alkyl; R3 and R4 are hydrogen, —C(?O)R5, or —C(?O)CHR6—NH2; or R3 is hydrogen and R4 is a monophosphate-, diphosphate-, or triphosphate ester; or R3 is hydrogen, —C(?O)CHR5, or —C(?O)CHR6—NH2 and R4 is each R5 is hydrogen, C1-C6alkyl, or C3-C7cycloalkyl; R6 is hydrogen or C1-C6alkyl; R7 is optionally substituted phenyl; naphthyl; or indolyl; R8 and R8? are hydrogen, C1-C6alkyl, benzyl; or R8 and R8? combined form C3-C7cycloalkyl; R9 is C1-C6alkyl, benzyl, or optionally substituted phenyl; provided that R2, R3 and R4 are not all hydrogen; or a pharmaceutically acceptable salt or solvate thereof; pharmaceutical formulations with the compounds I; the use of compounds I, including the compounds of formula I wherein R2, R3 and R4 are all hydrogen, as HCV inhibitors.