Patent ID: 8338438

Claim:
A crystalline form A of p-toluenesulfonate salt of the N-{4-[3-chloro-4-(3-fluoro-benzyloxy) phenylamino]-quinazolin-6-yl}-acrylamide, wherein the X-ray powder diffraction pattern of the crystalline form A has peaks at the diffraction angle 2θ(°) of 5.92±0.10, 8.64±0.10, 11.86±0.10, 16.58±0.10, 16.94±0.10, 17.86 ±0.10, 19.12 ±0.10, 19.66±0.10, 20.12±0.10, 23.42±0.10, 24.14±0.10, 24.80±0.10, and 26.76±0.10.