Patent ID: 7361650

Claim:
A γ-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 4.2 1456 144 0.1004 20.762 2 6.9 125 99 0.8029 12.880 3 8.4 182 18 0.1004 10.503 4 10.7 240 32 0.1338 8.249 5 11.3 74 15 0.2007 7.858 6 12.0 644 64 0.1004 7.392 7 12.5 1476 219 0.1506 7.060 8 13.4 2691 400 0.1506 6.612 9 14.5 541 80 0.1506 6.119 10 14.8 104 17 0.1673 5.981 11 15.9 815 67 0.0836 5.559 12 16.3 501 74 0.1506 5.419 13 17.0 1168 154 0.1338 5.210 14 17.9 430 43 0.1004 4.962 15 19.0 667 121 0.184 4.672 16 19.8 527 104 0.2007 4.483 17 20.2 726 144 0.2007 4.392 18 20.5 282 28 0.1004 4.323 19 21.1 2255 260 0.1171 4.208 20 21.4 694 68 0.1004 4.147 21 21.6 744 86 0.1171 4.111 22 22.3 175 35 0.2007 3.987 23 23.5 310 61 0.2007 3.784 24 24.2 1635 270 0.1673 3.683 25 24.5 1335 220 0.1673 3.625 26 24.9 523 95 0.184 3.568 27 25.5 657 130 0.2007 3.485 28 26.0 933 154 0.1673 3.431 29 26.4 1549 230 0.1506 3.380 30 26.8 419 83 0.2007 3.323 31 27.3 350 69 0.2007 3.267 32 28.0 1108 146 0.1338 3.186 33 29.1 144 19 0.1338 3.066.