The present invention relates to a crystalline form of N-(3-fluoro-4-((7-(2-hydroxy-2-methylpropoxy)quinolin-4-yl)oxy)phenyl)-1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxamide p-toluenesulfonate, the process for preparing the crystalline form thereof, and pharmaceutical compositions comprising the crystalline form thereof. This invention also relates to a method of using such a crystalline form in the treatment of hyperproliferative diseases in mammals, especially in humans.