Abstract:
The present invention relates to novel imidazo[1,2-b]pyridazine derivatives which are inhibitors of the phosphodiesterase 10 enzyme (PDE10) and which are useful for the treatment or prevention of neurological, psychiatric and metabolic disorders in which the PDE10 enzyme is involved. The invention is also directed to pharmaceutical compositions comprising such compounds, to processes to prepare such compounds and compositions, to the use of such compounds or pharmaceutical compositions for the prevention or treatment of neurological, psychiatric and metabolic disorders and diseases.
Abstract:
The present invention relates to novel 6,7-dihydropyrazolo[l ,5-a]pyrazin-4(5H)-one derivatives of Formula (I) as negative allosteric modulators (NAMs) of the metabotropic glutamate receptor subtype 2 ("mGluR2"). The invention is also directed to pharmaceutical compositions comprising such compounds, to processes for preparing such compounds and compositions, and to the use of such compounds and compositions for the prevention or treatment of disorders in which the mGluR2 subtype of metabotropic receptors is involved, especially CNS disorders. (No suitable figure)
Abstract:
The present invention relates to novel 6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one derivatives as negative allosteric modulators (NAMs) of the metabotropic glutamate receptor subtype 2 ("mGluR2"). The invention is also directed to pharmaceutical compositions comprising such compounds, to processes for preparing such compounds and compositions, and to the use of such compounds and compositions for the prevention or treatment of disorders in which the mGluR2 subtype of metabotropic receptors is involved.
Abstract:
Un compuesto de la fórmula (I)**Fórmula** o una forma estereoisomérica del mismo, en la que R1 es fenilo o 2-piridinilo, cada uno de los cuales se sustituye opcionalmente con uno o más sustituyentes, cada uno independientemente seleccionado del grupo que consiste en halógeno, alquilo C1-4, monohalo-alquilo C1-4, polihalo-alquilo C1-4, -alquil C1-4-OH, -CN, -alquil C1-4-O-alquilo C1-4, cicloalquilo C3-7, -O-alquilo C1-4, monohaloalquiloxi C1-4, polihalo-alquiloxi C1-4, SF5, alquiltio C1-4, monohalo-alquiltio C1-4 y polihalo-alquiltio C1-4; R2 es fenilo o piridinilo, cada uno de los cuales se sustituye opcionalmente con uno o más sustituyentes, cada uno independientemente seleccionado del grupo que consiste en halógeno, alquilo C1-4, monohalo-alquilo C1-4, polihalo-alquilo C1-4, -OH, -O-alquilo C1-4, -alquil C1-4-O-alquilo C1-4, monohalo-alquiloxi C1-4, polihalo-alquiloxi C1-4, -alquil C1-4-OH y NR5aR5b; en la que R5a y R5b son cada uno independientemente hidrógeno o alquilo C1-4; R3 es hidrógeno o alquilo C1-4; R4 se selecciona del grupo que consiste en hidrógeno, alquilo C1-4, monohalo-alquilo C1-4, polihalo-alquilo C1-4, - alquil C1-4-O-alquilo C1-4 y -alquil C1-4-OH; o un N-óxido, o una sal farmacéuticamente aceptable o un solvato del mismo.
Abstract:
The present invention relates to novel 6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one derivatives of Formula (I) as negative allosteric modulators (NAMs) of the metabotropic glutamate receptor subtype 2 ("mGluR2"). The invention is also directed to pharmaceutical compositions comprising such compounds, to processes for preparing such compounds and compositions, and to the use of such compounds and compositions for the prevention or treatment of disorders in which the mGluR2 subtype of metabotropic receptors is involved, especially CNS disorders.
Abstract:
Un compuesto de Fórmula (I) **Fórmula** o una forma estereoisómera del mismos, en donde R1 se selecciona de piridinilo, morfolinilo y pirrolidinilo; R2 se selecciona de hidrógeno, metilo, etilo, ciclopropilo, isopropilo, metoxi y trifluorometilo; R3 se selecciona de hidrógeno, cloro, metilo, trifluorometilo y ciclopropilo; Het se selecciona de piridinilo y pirazolilo; R4 se selecciona de hidrógeno; metilo; etilo; isopropilo; isobutilo; trifluorometilo; 2,2,2-trifluoroetilo; 2-hidroxi-2- metilpropilo; (2,2-difluorociclopropil)metilo; 2,2-difluoro-2-ciclopropiletilo; ciclopropilo; 2-metoxietilo; 2-metoxipropilo; (2S)-2-metoxipropilo; 2-isopropoxietilo; 2-etoxietilo; etoximetilo; 1-metoxi-1-metiletilo; 1-metoxi-1-metiletilo; 2-metoxi- 1,1-dimetiletilo; 3-metoxi-3-metilbutilo; 3-metoxipropilo; 2-metoxi-2-metil-propilo; isopropoxi; 2,2,2-trifluoroetoxi; ciclopropilmetoxi; 2-metoxietoxi; 2-metoxi-2-metilpropoxi; tetrahidro-2H-piran-4-ilo; (piridin-3-il)metilo; 2-(pirrolidin-1- il)etilo; isopropilamino; morfolin-4-ilo; pirrolidin-1-ilo; piperacin-1-ilo; (3R)-3-metoxipirrolidin-1-ilo; y (3S)-3- metoxipirrolidin-1-ilo; y R5 es hidrógeno o metilo o una sal farmacéuticamente aceptable o un solvato del mismo.
Abstract:
The present invention relates to novel 6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one derivatives as negative allosteric modulators (NAMs) of the metabotropic glutamate receptor subtype 2 ("mGluR2"). The invention is also directed to pharmaceutical compositions comprising such compounds, to processes for preparing such compounds and compositions, and to the use of such compounds and compositions for the prevention or treatment of disorders in which the mGluR2 subtype of metabotropic receptors is involved.
Abstract:
The present invention relates to 2,3,4,5-tetrahydropyridin-6-amine and 3,4- dihydro-2H-pyrrol-5-amine compound inhibitors of beta-secretase having the structure shown in Formula (I), wherein the radicals are as defined in the specification. The invention is also directed to pharmaceutical compositions comprising such compounds, to processes for preparing such compounds and compositions, and to the use of such compounds and compositions for the prevention and treatment of disorders in which beta-secretase is involved, such as Alzheimer's disease (AD), mild cognitive impairment, senility, dementia, dementia with Lewy bodies, Down's syndrome, dementia associated with stroke, dementia associated with Parkinson's disease, dementia associated with beta- amyloid, age-related macular degeneration, type 2 diabetes or metabolic disorders.
Abstract:
The present invention relates to novel 6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one derivatives as negative allosteric modulators (NAMs) of the metabotropic glutamate receptor subtype 2 ("mGluR2"). The invention is also directed to pharmaceutical compositions comprising such compounds, to processes for preparing such compounds and compositions, and to the use of such compounds and compositions for the prevention or treatment of disorders in which the mGluR2 subtype of metabotropic receptors is involved.