Apixaban intermediates

1) 5-Chlorovaleryl chloride

CAS No.: 1575-61-7

2)Ethyl chloro[(4-methoxyphenyl)hydrazono]acetate

CAS No.: 27143-07-3

3)4,5,6,7-Tetrahydro-1-(4-methoxyphenyl)-6-(4-nitrophenyl)-7-oxo-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid ethyl ester

CAS No.: 536759-91-8

4)ethyl6-(4-aminophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5-dihydropyrazolo[3,4-c]pyridine-3-carboxylate

CAS No.: 503615-07-4

5)5,6-Dihydro-3-(4-morpholinyl)-1-[4-(2-oxo-1-piperidinyl)phenyl]-2(1H)-pyridinone

CAS No.: 545445-44-1

6) Apixaban

CAS No.: 503612-47-3