Apixaban Impurity G Catalogue A186737 CAS 2098457-92-0 M.W 473.53 M.F C26H27N5O4 Specifications FAQs 1-(4-methoxyphenyl)-6-(4-(2-methyl-6-oxopiperidin-1-yl)phenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamide