Patent ID: 7973055
Filing Date: 2011-07-05
Classification: C07D

Abstract:
1. A crystalline hemiedisylate salt of biphenyl-2-ylcarbamic acid 1-[2-({3-[2-(4-hydroxybenzylamino)ethylcarbamoyl]benzoyl} methylamino)ethyl] piperidin-4-yl ester, characterized by a powder x-ray diffraction pattern comprising diffraction peaks at 2θ values of 8.14±0.20, 9.90±0.20, 12.57±0.20, 13.92±0.20, 16.32±0.20, 17.46±0.20, 19.26±0.20, 21.21±0.20, 22.42±0.20, 23.16±0.20, 23.64±0.20, 25.08±0.20, 27.00±0.20, 29.55±0.20, and 30.84±0.20.