Patent ID: 8884016

Claim:
Crystalline form α of apixaban having a water content of between about 3 and 7% w/w, characterized by an X-ray powder diffraction (XRPD) spectrum wherein the most intense peaks are found at 6.0, 7.1, 11.0, 11.9, 12.9, 13.6, 15.1, 16.1, 17.6, 19.1, 20.3, 21.6, 22.7, 24.5, 26.0, 26.7, 27.2, 28.8 and 30.1° in 2θ and having a differential scanning calorimetry (DSC) trace wherein the main thermal events are found at about 60-110° C. (endothermy) 145-155° C. (endothermy), 175-185° C. (exothermy) and 234° C. (melting endothermy).