1292296-09-3

8-epi Atazanavir (R,S,R,R)-Atazanavir Atazanavir IMpurity 1 "(3S,8R,9S,12S) Atazanavir" Atazanavir S,R,S,S-diastereomer Atazanavir (3S,8R,9S,12S)-Isomer (USP) Atazanavir Impurity 7（(3S,8R,9S,12S)-Atazanavir） Atazanavir (3S,8R,9S,12S)-Isomer (8-epi Atazanavir) (3S,8R,9S,12S)-3,12-Bis(1,1-diMethylethyl)-8-hydroxy-4,11-dioxo-9-(phenylMethyl)-6-[[4-(2-pyridinyl)phenyl]Methyl]-,2,5,6,10,13-pentaazatetradecanedioic Acid 1,14-DiMethyl Ester 2,5,6,10,13-Pentaazatetradecanedioic acid, 3,12-bis(1,1-dimethylethyl)-8-hydroxy-4,11-dioxo-9-(phenylmethyl)-6-[[4-(2-pyridinyl)phenyl]methyl]-, 1,14-dimethyl ester, (3S,8R,9S,12S)- methyl N-[(2S)-1-[2-[(2R,3S)-2-hydroxy-3-[[(2S)-2-(methoxycarbonylamino)-3,3-dimethylbutanoyl]amino]-4-phenylbutyl]-2-[(4-pyridin-2-ylphenyl)methyl]hydrazinyl]-3,3-dimethyl-1-oxobutan-2-yl]carbamate Atazanavir Intermediate (Crude): (AZS-3)3S,8S,9S,12S)-3,12-Bis(1,1-dimethylethyl)-8-hydroxy-4,11-dioxo-9- (phenylmethyl)-6-[[4-(2-pyridinyl)phenyl]methyl]-2,5,6,10,13-pentaazatetra decanedioic acid dimethyl ester (AZS3) (For Atazanavir pure API).