Patent ID: 7361652

Claim:
A βd-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 Area 2 theta Height (counts × FWHM Interplanar Ray no. (degrees) (counts) degrees) (degrees) distance (Å) 1 4.0 244 80 0.3346 22.139 2 5.9 377 56 0.1506 14.829 3 6.9 94 50 0.5353 12.835 4 9.2 1975 293 0.1506 9.623 5 11.8 136 27 0.2007 7.473 6 12.5 1826 241 0.1338 7.083 7 13.6 1834 303 0.1673 6.491 8 14.5 51 20 0.4015 6.119 9 16.0 1441 214 0.1506 5.525 10 17.3 4472 738 0.1673 5.134 11 18.4 546 108 0.2007 4.808 12 19.6 1025 169 0.1673 4.524 13 20.0 688 91 0.1338 4.448 14 20.4 1027 186 0.184 4.362 15 21.4 102 24 0.2342 4.143 16 22.3 1903 283 0.1506 3.990 17 22.8 674 89 0.1338 3.897 18 23.0 623 62 0.1004 3.866 19 24.4 845 56 0.0669 3.647 20 25.0 3749 557 0.1506 3.554 21 25.5 512 84 0.1673 3.497 22 26.6 289 76 0.2676 3.346 23 28.3 275 91 0.3346 3.151 24 29.1 126 21 0.1673 3.066.