Patent ID: 7612095

Claim:
A crystalline form 1 of bilastine having, upon X-ray crystallography analysis, crystal parameters of substantially the following: Crystallographic system Monoclinic Spatial group P2 (1)/c Crystal size 0.56 × 0.45 × 0.24 mm Cell dimension a = 23.38 (5) A angstrom α = 90° b = 8.829 (17) A β = 90° c = 12.59 (2) A Y = 90° Volume 2600 A 3 Z, calculated density 4, 1.184 mg/m 3 , an infrared spectrum in potassium bromide with the following bands: Wavenumber (cm −1 ) 3057 2929 2883 2857 2797 1666 1481 1431 1346 1326 1288 1020 973 945 829 and an infrared spectrum in potassium bromide which is substantially identical to that shown in FIG. 1 .