The present invention related to the α7-selective ligand (2S,3R)-N-(2-((3-pyridinyl)methyl)-l-azabicyclo[2.2.2]oct-3-yl)-5-methylthiophene-2-carboxamide or a pharmaceutical acceptable salt thereof and (2S,3R)-N-(2-((3-pyridinyl)methyl)-1-azabicyclo[2.2.2]oct-3-yl)-5-methylthiophene-2-carboxamide or a pharmaceutical acceptable salt thereof, substantially free of (2R,3R)-N-(2-((3-pyridinyl)methyl)-1-azabicyclo[2.2.2]oct-3-yl)-5-methylthiophene-2-carboxamide or a pharmaceutical acceptable salt thereof, (2S,3S)-N-(2-((3-pyridinyl)methyl)-1-azabicyclo[2.2.2]oct-3-yl)-5-methylthiophene-2-carboxamide or a pharmaceutical acceptable salt thereof and (2R,3S)-N-(2-((3-pyridinyl)methyl)-1-azabicyclo[2.2.2]oct-3-yl)-5-methylthiophene -2-carboxamide or a pharmaceutical acceptable salt thereof.
本发明涉及α7-选择性
配体(2S,3R)-N-(2-((3-
吡啶基)甲基)-l-
氮杂双环[2.2.2]辛-3-基)-5-甲基
噻吩-2-甲酰胺或其药物可接受盐和(2S,3R)-N-(2-((3-
吡啶基)甲基)-1-
氮杂双环[2.2.2]辛-3-基)-5-甲基
噻吩-2-甲酰胺或其药物可接受盐,基本上不含 (2R,3R)-N-(2-((3-
吡啶基)甲基)-1-
氮杂双环[2.2.2.2]辛-3-基)-5-甲基
噻吩-2-甲酰胺或其药物可接受盐,(2S,3S)-N-(2-((3-
吡啶基)甲基)-1-
氮杂双环[2.2.2]辛-3-基)-5-甲基
噻吩-2-甲酰胺或其药物可接受的盐,以及(2R,3S)-N-(2-((3-
吡啶基)甲基)-1-
氮杂双环[2.2.2]辛-3-基)-5-甲基
噻吩-2-甲酰胺或其药物可接受的盐。