摘要:
The invention relates to serotonin 5-HT6 receptor antagonists—novel 2-amino-3-arylsulfonyl-6,7,8,9-tetrahydropyrazolo[1,5-a]pyrido[4,3-e]pyrimidines and substituted 2-amino-3-arylsulfonyl-5,6,7,8-tetrahydropyrazolo[1,5-a]pyrido[4,3-d]pyrimidines, drug substances and pharmaceutical compositions comprising the said drug substances as the said compounds, and also to method of prophylaxis and treatment of various diseases of central nervious system in humans and animals pathogenesis of which is associated with serotonin 5-HT6 receptors including cognitive and neurodegenerative diseases.Substituted 2-amino-3-arylsulfonyl-6,7,8,9-tetrahydropyrazolo[1,5-a]pyrido[4,3-e]pyrimidines of the general formula 1 and substituted 2-amino-3-arylsulfonyl-5,6,7,8-tetrahydropyrazolo[1,5-a]pyrido[4,3-d]pyrimidines of the general formula 2 and pharmaceutically acceptable salts and/or hydrates thereof. wherein: Ar is optionally substituted aryl or optionally substituted heteroaryl; R1 is hydrogen, optionally substituted C1-C3 alkyl, C1-C4 alkyloxycarbonyl; R2 is hydrogen, halogen or optionally substituted C1-C3 alkyl; R13 and R23 represent optionally alike: hydrogen, optionally substituted C1-C3 alkyl or R13 and R23 together with the nitrogen atom to which they are attached form an optionally substituted azaheterocycle.
摘要:
The present invention relates to serotonin 5-HT6 receptor antagonists-novel substituted 3-sulfonyl-6,7,8,9-tetrahydropyrazolo[1,5-a]pyrido[4,3-e]pyrimidines and substituted 3-sulfonyl-5,6,7,8-tetrahydropyrazolo[1,5-a]pyrido[4,3-d]pyrimidines, drug substances and pharmaceutical compositions comprising drug substances as the mentioned above compounds and to the method of prophylaxis and treatment of various conditions and diseases of central nervous system in humans and warm-blooded animals pathogenesis of which is associated with serotonin 5-HT6 receptors.In formulas 1 and 2 Ar is optionally substituted aryl or optionally substituted heterocyclyl; R1 is hydrogen, optionally substituted lower C1-C3 alkyl, substituted hydroxyl group, substituted sulfanyl group; R2 is hydrogen or optionally substituted C1-C3 alkyl; R3 is hydrogen, optionally substituted C1-C3 alkyl or tert.-butyloxycarbonyl.
摘要:
The present invention relates to novel substituted 2-amino-3-(arylsulfonyl)pyrazolo[1,5-a]pyrimidines of general formula 1, to serotonin 5-HT6 receptor antagonists, to novel drug substances and pharmaceutical compositions, to medicaments, methods for preparation thereof, and to methods for prophylaxis and treatment of various CNS diseases, pathogenesis of which is associated with disturbance of monoaminergic signaling pathways, more specifically over- or hypo-activation of serotonin 5-HT6 receptors.In general formula 1 R1 and R3 independently of each other represent C1-C3 alkyl or phenyl; R2 represents hydrogen or C1-C3 alkyl; R41, R42 independently of each other represent hydrogen, optionally substituted C1-C3 alkyl or optionally substituted phenyl, or R41 and R42 together with the nitrogen atom they are attached to form optionally substituted heterocyclyl; Ar is aryl selected from phenyl, optionally substituted with Ri5 that is one or two optionally identical substituents selected from hydrogen, lower alkyl, trifluoromethyl or halogen; or optionally substituted 5-6-membered heteroaryl, containing as the heteroatom nitrogen or sulfur atom.
摘要:
The invention relates to the novel substituted 3-arylsulfonyl-pyrazolo[1,5-a]pyrimidines of the general formula 1, pharmaceutically acceptable salts and/or hydrates thereof, serotonin 5-HT6 receptor antagonists and pharmaceutical compositions, and also to method for prophylaxis and treatment of various diseases of central nervous system at humans and warm-blooded animals pathogenesis of which is associated with serotonin 5-HT6 receptors, in particular, Alzheimer's disease, Parkinson's disease, Huntington's disease, schizophrenia, and other neurodegenerative diseases, cognitive disorders and obesity.In the general formula 1: wherein: X=S, SO or NH; R1 represents hydrogen, optionally substituted C1-C3alkyl, cycloalkyl, adamantyl, aryl or heterocyclyl; R2 represents hydrogen, halogen, optionally substituted C1-C3alkyl, substituted hydroxyl, aryldiazenyl or optionally substituted amino group; R3 represents hydrogen, optionally substituted C1-C3alkyl, substituted hydroxyl, pyridyl or optionally substituted amino group, besides, in cases when X=S or X=NH, at least one of R1, R2 or R3 represent substituted C1-C3alkyl, cycloalkyl, adamantyl, aryl, heterocyclyl, halogen, substituted hydroxyl, optionally substituted amino group, aryldiazenyl, or at least two of R1, R2 or R3 represent hydrogen; R4 represents C1-C3alkyl; R5 represents hydrogen, one or two halogens, C1-C3alkyl or optionally substituted hydroxyl.
摘要:
The invention relates to novel substituted 8-sulfonyl-2,3,4,5-tetrahydro-1H-γ-carbolines of the general formula 1 and their pharmaceutically acceptable salt—ligands exhibiting biological activity simultaneously towards alpha-adrenoceptors, dopamine receptors, histamine receptors, imidazoline receptors, sigma receptors, norepinefrine receptors, serotonin receptors, to active components, pharmaceutical compositions, comprising as an active component novel ligands, to novel medicaments intended for treatment of conditions and diseases of central nervous system. In the general formula 1 R1 represents a substituent selected from hydrogen, optionally substituted C1-C3 alkyl or C1-C4 alkyloxycarbonyl; R2 represents a cyclic system substituent selected from hydrogen, optionally substituted C1-C3 alkyl, optionally substituted C2-C3 alkenyl or substituted sulfonyl; R3 represents optionally substituted aryl or substituted amino group.
摘要:
The present invention relates to novel substituted 2-(5-hydroxy-2-methyl-1H-indol-3-yl)acetic acids, to novel antiviral active ingredients, pharmaceutical compositions, antiviral medicaments, methods for prophylaxis and treatment of viral diseases particularly caused by influenza viruses and infectious hepatisis C (HCV) viruses.Novel substituted 2-(5-hydroxy-2-methyl-1H-indol-3-yl)acetic acids, their esters of the general formula 1 and pharmaceutically acceptable salts and/or hydrates thereof have been disclosed wherein: R1 represents amino group substituent selected from hydrogen, optionally substituted C1-C5 alkyl, acyl or sulfonyl; R2 and R4 independently of each other represent alkyl substituent selected from hydrogen, halogen, optionally substituted C1-C3 alkyl, optionally substituted hydroxyl, optionally substituted amino group, optionally substituted aminomethyl, substituted mercapto group; R3 represents hydrogen, optionally substituted lower C1-C5 alkyl; R5 represents cyclic system substituent selected from hydrogen, fluorine, trifluoromethyl, carboxy group, alkyloxycarbonyl, possibly substituted aryl, heterocyclyl, optionally substituted aminomethyl, cyano group; R6 represents hydroxyl group substituent selected from hydrogen, optionally substituted C1-C5 alkyl, acyl.
摘要:
The invention relates to the novel substituted 3-arylsulfonyl-pyrazolo[1,5-a]pyrimidines of the general formula 1, pharmaceutically acceptable salts and/or hydrates thereof, serotonin 5-HT6 receptor antagonists and pharmaceutical compositions, and also to method for prophylaxis and treatment of various diseases of central nervous system at humans and warm-blooded animals pathogenesis of which is associated with serotonin 5-HT6 receptors, in particular, Alzheimer's disease, Parkinson's disease, Huntington's disease, schizophrenia, and other neurodegenerative diseases, cognitive disorders and obesity.In the general formula 1: wherein: X═S, SO or NH; R1 represents hydrogen, optionally substituted C1-C3alkyl, cycloalkyl, adamantyl, aryl or heterocyclyl; R2 represents hydrogen, halogen, optionally substituted C1-C3alkyl, substituted hydroxyl, aryldiazenyl or optionally substituted amino group; R3 represents hydrogen, optionally substituted C1-C3alkyl, substituted hydroxyl, pyridyl or optionally substituted amino group, besides, in cases when X═S or X═NH, at least one of R1, R2 or R3 represent substituted C1-C3alkyl, cycloalkyl, adamantyl, aryl, heterocyclyl, halogen, substituted hydroxyl, optionally substituted amino group, aryldiazenyl, or at least two of R1, R2 or R3 represent hydrogen; R4 represents C1-C3alkyl; R5 represents hydrogen, one or two halogens, C1-C3alkyl or optionally substituted hydroxyl.
摘要:
The present invention relates to a novel combination drug in a solid oral dosage form comprising, as one of the three active ingredients, elsulfavirine sodium that may be suitable for medical use when treating viral infections including HIV and HBV.An antiviral combination drug in a solid oral dosage form comprising, as one of the three active ingredients, a therapeutically effective amount of elsulfavirine sodium of formula 1a in a crystalline or polycrystalline form optionally in combination with auxiliary agents: