Patent Document ID: 7981906
Application ID: 12184312
Patent Flag: 1

Claim One:
1. An acid salt of (2S,3R)-N-(2-((3-pyridinyl)methyl)-1-azabicyclo[2.2.2]oct-3-yl)benzofuran-2-carboxamide, substantially free of (2S,3S)-N-(2-((3-pyridinyl)methyl)-1-azabicyclo[2.2.2]oct-3-yl)benzofuran-2-carboxamide, (2R,3S)-N-(2-((3-pyridinyl)methyl)-1-azabicyclo[2.2.2]oct-3-yl)benzofuran-2-carboxamide, and (2R,3R)-N-(2-((3-pyridinyl)methyl)-1-azabicyclo[2.2.2]oct-3-yl)benzofuran-2-carboxamide, wherein the acid is selected from hydrochloric acid, sulfuric acid, phosphoric acid, maleic acid, toluenesulfonic acid, galactaric (mucic) acid, D-mandelic acid, D-tartaric acid, methanesulfonic acid, R- and S-10-camphorsulfonic acids, ketoglutaric acid, or hippuric acid.