（4）APIXABAN INTERMEDIATE

Quality 2(1H)-pyridine,3-chloro-5,6-dihydro-1-(4-nitrophenyl)；CAS：536760-29-9 factory

2(1H)-pyridine,3-chloro-5,6-dihydro-1-(4-nitrophenyl)；CAS：536760-29-9

Quality 3-Morpholino-1-(4-nitrophenyl)-5,6-dihydropyridin-2(1H)-one；CAS:503615-03-0 factory

3-Morpholino-1-(4-nitrophenyl)-5,6-dihydropyridin-2(1H)-one；CAS:503615-03-0

Quality 1-(4-AMinophenyl)-5,6-dihydro-3-(4-Morpholinyl)-2(1h)-pyridinone ；CAS：1267610-26-3 factory

1-(4-AMinophenyl)-5,6-dihydro-3-(4-Morpholinyl)-2(1h)-pyridinone ；CAS：1267610-26-3

Quality 3-Morpholino-1-(4-(2-oxopiperidin-1-yl)phenyl)-5,6-dihydropyridin-2(1H)-one；CAS：545445-44-1 factory

3-Morpholino-1-(4-(2-oxopiperidin-1-yl)phenyl)-5,6-dihydropyridin-2(1H)-one；CAS：545445-44-1