A crystalline Form N-1 of apixaban substantially free from one or more of: 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid; 7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-1-phenyl-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamide; or methyl 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate, relative to apixaban by area percentage of HPLC and having a mean particle size equal to or greater than 100 μm.
一种晶体形态N-1的阿匹沙班,相对于阿匹沙班,通过高效
液相色谱的面积百分比显著不含以下一种或多种物质:1-(4-
甲氧基苯基)-7-氧代-6-(4-(2-氧代
哌啶-1-基)苯基)-4,5,6,7-四氢-
1H-吡唑并[3,4-c]吡啶-3-
羧酸;7-氧代-6-(4-(2-氧代
哌啶-1-基)苯基)-1-苯基-4,5,6,7-四氢-
1H-吡唑并[3,4-c]吡啶-3-羧酰胺;或甲基1-(4-
甲氧基苯基)-7-氧代-6-(4-(2-氧代
哌啶-1-基)苯基)-4,5,6,7-四氢-
1H-吡唑并[3,4-c]吡啶-3-
羧酸甲酯,并且具有平均粒径等于或大于100μm。