Patent ID: 9174973
Filing Date: 2015-11-03
Classification: A61P,C07D

Abstract:
1. A crystalline form of azilsartan, wherein the crystalline form is form A, form B, form C, form D, form E, form F, form G, form H, form I, form J or form K and wherein: a) form A has an X-ray powder diffraction pattern comprising peaks at 9.15, 18.34, 20.42, 21.49 and 23.53 degrees in term of two theta; b) form B has an X-ray powder diffraction pattern comprising peaks at 9.08, 21.41 and 23.47 degrees in term of two theta; c) form C has an X-ray powder diffraction pattern comprising peaks at 18.32, 21.85, 23.34 and 24.60 degrees in term of two theta; d) form D has an X-ray powder diffraction pattern comprising peaks at 9.33, 9.55, 20.83, 21.82, 25.05 and 26.23 degrees in term of two theta; e) form E has an X-ray powder diffraction pattern comprising peaks at 9.20, 10.42, 18.04, 21.53, 23.05, 23.57 and 23.89 degrees in term of two theta; f) form F has an X-ray powder diffraction pattern comprising peaks at 9.09, 9.22 and 18.29 degrees in term of two theta; g) form G has an X-ray powder diffraction pattern comprising peaks at 9.18 and 18.37 degrees in term of two theta; h) form H has an X-ray powder diffraction pattern comprising peaks at 7.52, 21.09, 22.05 and 23.21 degrees in term of two theta; i) form I has an X-ray powder diffraction pattern comprising peaks at 7.41, 8.57, 18.27 and 21.01 degrees in term of two theta; j) form J has an X-ray powder diffraction pattern comprising peaks at 21.30, 22.81 and 23.32 degrees in term of two theta; or k) form K has an X-ray powder diffraction pattern comprising peaks at 7.58, 8.52, 17.03, 21.16, 21.56, 22.14 and 22.88 degrees in term of two theta.