Apixaban Impurity 44

4,5,6,7-Tetrahydro-1-(4-methoxyphenyl)-6-[4-(5-methyl-2-oxo-1-piperidinyl)phenyl]-7-oxo-1H-pyrazolo[3,4-c]pyridine-3-carboxamide Apixaban Impurity 29 Apixaban Impurity 16 Apixaban Impurity 22 Apixaban IMpurity 6

Apixaban Impurity 40 Apixaban Impurity 33 Apixaban Dehydro Impurity Apixaban Impurity 21 Apixaban IMpurity 3

Apixaban Impurity 28 Apixaban Impurity 43 Apixaban Impurity 24 Apixaban Impurity 37 Apixaban Impurity 30

Apixaban Impurity 17 Apixaban Impurity 34 Butanoic acid, 2-[(4-hydroxyphenyl)hydrazono]-3-oxo-, ethyl ester