Patent ID: 7361651

Claim:
A γd-Crystalline form of ivabradine hydrochloride of formula (I): exhibiting essentially the following powder X-ray diffraction data measured using a PANalytical X'Pert Pro diffractometer together with an X'Celerator detector and expressed in terms of ray position (Bragg's angle 2 theta, expressed in degrees), ray height (expressed in counts), ray area (expressed in counts x degrees), ray width at half-height (“FWHM”, expressed in degrees) and interplanar distance d (expressed in Å): Angle Interplanar Ray 2 theta Height Area FWHM distance no. (degrees) (counts) (counts × degrees) (degrees) (Å) 1 4.3 1077 124 0.1171 20.633 2 6.9 132 70 0.5353 12.787 3 8.4 269 35 0.1338 10.482 4 10.6 322 26 0.0836 8.310 5 11.9 733 97 0.1338 7.414 6 12.5 1406 278 0.2007 7.069 7 13.4 2975 442 0.1506 6.619 8 14.4 825 122 0.1506 6.134 9 15.8 1036 205 0.2007 5.598 10 16.3 540 107 0.2007 5.450 11 16.9 1007 183 0.184 5.233 12 17.8 499 58 0.1171 4.978 13 18.9 1062 140 0.1338 4.686 14 19.8 570 85 0.1506 4.485 15 20.2 549 63 0.1171 4.399 16 20.9 2565 635 0.2509 4.241 17 21.6 531 105 0.2007 4.104 18 22.3 213 35 0.1673 3.981 19 23.4 278 27 0.1004 3.807 20 24.1 1404 185 0.1338 3.694 21 24.4 1526 176 0.1171 3.650 22 24.8 676 100 0.1506 3.591 23 25.4 702 139 0.2007 3.504 24 26.2 1737 401 0.2342 3.403 25 26.8 258 51 0.2007 3.331 26 27.2 182 24 0.1338 3.282 27 27.9 838 249 0.3011 3.193 28 29.1 152 20 0.1338 3.071.