Atazanavir Sulfate-impurities | Pharmaffiliates

atazanavir sulfate and its Impurities

Atazanavir is used in the treatment of HIV. It is an antiretroviral drug of the protease inhibitor (PI) class.. Reference standards of Atazanavir Sulfate API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 43 results for atazanavir sulfate Impurities
PA 28 30000

Atazanavir Sulfate - API

Atazanavir Sulfate


  • Catalogue No.:PA 28 30000

  • CAS :

    229975-97-7

  • Molecular Formula : C38H54N6O11S

  • Molecular Weight : 802.93

PA 28 30510

Atazanavir Sulfate - Impurity A

Pyridinyl Benzoic Acid


  • Catalogue No.:PA 28 30510

  • CAS :

    4385-62-0

  • Molecular Formula : C12H9NO2

  • Molecular Weight : 199.21

PA 28 30520

5-Hydroxymethyl-2-furaldehyde

5-Hydroxymethyl-2-furaldehyde


  • Catalogue No.:PA 28 30520

  • CAS :

    67-47-0

  • Molecular Formula : C6H6O3

  • Molecular Weight : 126.11

PA 28 30530

Atazanavir Sulfate - Impurity B

Pyridinyl Benzaldehyde


  • Catalogue No.:PA 28 30530

  • CAS :

    127406-56-8

  • Molecular Formula : C12H9NO

  • Molecular Weight : 183.21

PA 28 30540

Atazanavir Sulfate - Impurity F

Atazanavir R,S,S,S-diastereomer


  • Catalogue No.:PA 28 30540

  • CAS :

    1332981-14-2

  • Molecular Formula : C38H52N6O7

  • Molecular Weight : 704.86

PA 28 30550

Atazanavir

Atazanavir


  • Catalogue No.:PA 28 30550

  • CAS :

    198904-31-3

  • Molecular Formula : C38H52N6O7

  • Molecular Weight : 704.85

PA 28 30560

(2R,3R)-3-[(t-Butoxycarbonyl)amino]-4-phenyl-1,2-epoxybutane

(2R,3R)-3-[(t-Butoxycarbonyl)amino]-4-phenyl-1,2-epoxybutane


  • Catalogue No.:PA 28 30560

  • CAS :

    156474-21-4

  • Molecular Formula : C15H21NO3

  • Molecular Weight : 263.33

PA 28 30570

Atazanavir Sulfate - Impurity I

Atazanavir Benzylidenehydrazine Carbamate


  • Catalogue No.:PA 28 30570

  • CAS :

    NA

  • Molecular Formula : C42H46N6O4

  • Molecular Weight : 698.85

PA 28 30580

Atazanavir Sulfate - Impurity G

Atazanavir S,S,S,R-Diastereomer Analog


  • Catalogue No.:PA 28 30580

  • CAS :

    1332981-16-4

  • Molecular Formula : C38H52N6O7

  • Molecular Weight : 704.86

PA 28 30590

Atazanavir Sulfate - Impurity H

Atazanavir S,R,R,S-Diastereomer


  • Catalogue No.:PA 28 30590

  • CAS :

    NA

  • Molecular Formula : C38H52N6O7

  • Molecular Weight : 704.86

PA 28 30600

Atazanavir Sulfate - Impurity D

Atazanavir Benzylidenehydrazine Analogue


  • Catalogue No.:PA 28 30600

  • CAS :

    NA

  • Molecular Formula : C34H33N5O

  • Molecular Weight : 527.66

PA 28 30610

Pyridinyl Benzaldehyde Lactose Acetal

Pyridinyl Benzaldehyde Lactose Acetal


  • Catalogue No.:PA 28 30610

  • CAS :

    NA

  • Molecular Formula : C24H29NO11

  • Molecular Weight : 507.49

PA 28 30620

8-epi Atazanavir

8-epi Atazanavir


  • Catalogue No.:PA 28 30620

  • CAS :

    1292296-09-3

  • Molecular Formula : C38H52N6O7

  • Molecular Weight : 704.86

PA 28 30630

Atazanavir Sulfate - Impurity C

Dealkyl Atazanavir


  • Catalogue No.:PA 28 30630

  • CAS :

    1192224-24-0

  • Molecular Formula : C26H43N5O7

  • Molecular Weight : 537.65

PA 28 30640

2-[[4-(2-Pyridinyl)phenyl]methyl]hydrazinecarboxylic Acid 1,1-Dimethylethyl Ester

2-[[4-(2-Pyridinyl)phenyl]methyl]hydrazinecarboxylic Acid 1,1-Dimethylethyl Ester


  • Catalogue No.:PA 28 30640

  • CAS :

    198904-85-7

  • Molecular Formula : C17H21N3O2

  • Molecular Weight : 299.37

PA 28 30650

(R)-(5S,10S,11S,14S)-11-Benzyl-5,14-di-tert-butyl-3,6,13,16-tetraoxo-8-(4-(pyridin-2-yl)benzyl)-2,17-dioxa-4,7,8,12,15-pentaazaoctadecan-10-yl 2-((methoxycarbonyl)amino)-3,3-dimethylbutanoate

(R)-(5S,10S,11S,14S)-11-Benzyl-5,14-di-tert-butyl-3,6,13,16-tetraoxo-8-(4-(pyridin-2-yl)benzyl)-2,17-dioxa-4,7,8,12,15-pentaazaoctadecan-10-yl 2-((methoxycarbonyl)amino)-3,3-dimethylbutanoate


  • Catalogue No.:PA 28 30650

  • CAS :

    2131010-71-2

  • Molecular Formula : C46H65N7O10

  • Molecular Weight : 876.05

PA 28 30660

Methyl ((S)-1-(((2S,3S)-4-(((R)-4-(tert-butyl)-2,5-dioxoimidazolidin-1-yl)(4-(pyridin-2-yl)benzyl)amino)-3-hydroxy-1-phenylbutan-2-yl)amino)-3,3-dimethyl-1-oxobutan-2-yl)carbamate

Methyl ((S)-1-(((2S,3S)-4-(((R)-4-(tert-butyl)-2,5-dioxoimidazolidin-1-yl)(4-(pyridin-2-yl)benzyl)amino)-3-hydroxy-1-phenylbutan-2-yl)amino)-3,3-dimethyl-1-oxobutan-2-yl)carbamate


  • Catalogue No.:PA 28 30660

  • CAS :

    NA

  • Molecular Formula : C37H48N6O6

  • Molecular Weight : 672.81

PA 28 30670

Methyl ((S)-1-(2-((2S,3S)-3-((R)-4-(tert-butyl)-2,5-dioxoimidazolidin-1-yl)-2-hydroxy-4-phenylbutyl)-2-(4-(pyridin-2-yl)benzyl)hydrazinyl)-3,3-dimethyl-1-oxobutan-2-yl)carbamate

Methyl ((S)-1-(2-((2S,3S)-3-((R)-4-(tert-butyl)-2,5-dioxoimidazolidin-1-yl)-2-hydroxy-4-phenylbutyl)-2-(4-(pyridin-2-yl)benzyl)hydrazinyl)-3,3-dimethyl-1-oxobutan-2-yl)carbamate


  • Catalogue No.:PA 28 30670

  • CAS :

    1292296-13-9

  • Molecular Formula : C37H48N6O6

  • Molecular Weight : 672.81

PA 28 30680

Dimethyl ((3R,6R,7R,15S,16S,19S)-6,16-dibenzyl-7,15-dihydroxy-2,2,20,20-tetramethyl-4,11,18-trioxo-9,13-bis(4-(pyridin-2-yl)benzyl)-5,9,10,12,13,17-hexaazahenicosane-3,19-diyl)dicarbamate

Dimethyl ((3R,6R,7R,15S,16S,19S)-6,16-dibenzyl-7,15-dihydroxy-2,2,20,20-tetramethyl-4,11,18-trioxo-9,13-bis(4-(pyridin-2-yl)benzyl)-5,9,10,12,13,17-hexaazahenicosane-3,19-diyl)dicarbamate


  • Catalogue No.:PA 28 30680

  • CAS :

    NA

  • Molecular Formula : C61H76N10O9

  • Molecular Weight : 1093.32

PA 28 30690

N-(Methoxycarbonyl)-D-tert-leucine

N-(Methoxycarbonyl)-D-tert-leucine


  • Catalogue No.:PA 28 30690

  • CAS :

    1191091-65-2

  • Molecular Formula : C8H15NO4

  • Molecular Weight : 189.21

PA 28 30700

(2R,3S)-3-(tert-Butoxycarbonyl)amino-1,2-epoxy-4-phenylbutane

(2R,3S)-3-(tert-Butoxycarbonyl)amino-1,2-epoxy-4-phenylbutane


  • Catalogue No.:PA 28 30700

  • CAS :

    98760-08-8

  • Molecular Formula : C15H21NO3

  • Molecular Weight : 263.33

PA 28 30710

(2S,3R)-3-(tert-Butoxycarbonylamino)-1,2-epoxy-4-phenylbutane

(2S,3R)-3-(tert-Butoxycarbonylamino)-1,2-epoxy-4-phenylbutane


  • Catalogue No.:PA 28 30710

  • CAS :

    156474-22-5

  • Molecular Formula : C15H21NO3

  • Molecular Weight : 263.33

PA 28 30720

(2S,3S)-3-Boc-amino-1,2-epoxy-4-phenylbutane

(2S,3S)-3-Boc-amino-1,2-epoxy-4-phenylbutane


  • Catalogue No.:PA 28 30720

  • CAS :

    98737-29-2

  • Molecular Formula : C15H21NO3

  • Molecular Weight : 263.33

PA 28 30730

Atazanavir Sulfate - Impurity K

N-(Methoxycarbonyl)-L-tert-Leucine


  • Catalogue No.:PA 28 30730

  • CAS :

    162537-11-3

  • Molecular Formula : C8H15NO4

  • Molecular Weight : 189.21

PA 28 30770

N-Acetyl-S-[4-(2-pyridinyl)benzyl]-L-cysteine

N-Acetyl-S-[4-(2-pyridinyl)benzyl]-L-cysteine


  • Catalogue No.:PA 28 30770

  • CAS :

    1391068-09-9

  • Molecular Formula : C17H18N2O3S

  • Molecular Weight : 330.4

PA 28 30780

tert-Butyl (3,4-dihydroxy-1-phenylbutan-2-yl)carbamate

tert-Butyl (3,4-dihydroxy-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 28 30780

  • CAS :

    73488-74-1

  • Molecular Formula : C15H23NO4

  • Molecular Weight : 281.35

PA 28 0301000

Atazanavir R,R,R,R Isomer

Atazanavir R,R,R,R Isomer


  • Catalogue No.:PA 28 0301000

  • CAS :

    NA

  • Molecular Formula : C38H52N6O7

  • Molecular Weight : 704.87

PA 28 0301001

Atazanavir N2-Descarboxymethyl

Atazanavir N2-Descarboxymethyl


  • Catalogue No.:PA 28 0301001

  • CAS :

    1028634-76-5

  • Molecular Formula : C36H50N6O5

  • Molecular Weight : 646.83

PA 28 30100

Atazanavir Sulfate - Impurity J

tert-Butyl 2-[(2S,3S)-3-[(tert-butoxycarbonyl)amino]-2-hydroxy-4-phenylbutyl]-2-[[4-(pyridin-2- yl)phenyl]methyl]hydrazine-1-carboxylate


  • Catalogue No.:PA 28 30100

  • CAS :

    198904-86-8

  • Molecular Formula : C32H42N4O5

  • Molecular Weight : 562.71

PA 28 30740

Atazanavir (3R,8S,9S,12R)-Isomer

Atazanavir (3R,8S,9S,12R)-Isomer


  • Catalogue No.:PA 28 30740

  • CAS :

    1292296-11-7

  • Molecular Formula : C38H52N6O7

  • Molecular Weight : 704.86

PA 28 30750

Atazanavir (3R,8R,9S,12R)-Isomer

Atazanavir (3R,8R,9S,12R)-Isomer


  • Catalogue No.:PA 28 30750

  • CAS :

    1292296-10-6

  • Molecular Formula : C38H52N6O7

  • Molecular Weight : 704.86

PA 28 30760

Des-N-(methoxycarbonyl)-L-tert-leucine Atazanavir Trihydrochloride

Des-N-(methoxycarbonyl)-L-tert-leucine Atazanavir Trihydrochloride


  • Catalogue No.:PA 28 30760

  • CAS :

    198904-87-9

  • Molecular Formula : C22H29Cl3N4O

  • Molecular Weight : 471.85

PA 28 0301002

Atazanavir System Suitability Mixture (A mixture of atazanavir sulfate, atazanavir R, S, S, S,-diastereomer and atazanavir S,R,S,S diastereomer)

Atazanavir System Suitability Mixture (A mixture of atazanavir sulfate, atazanavir R, S, S, S,-diastereomer and atazanavir S,R,S,S diastereomer)


  • Catalogue No.:PA 28 0301002

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA STI 088832

Deuterated Atazanivir-D3-3

Atazanavir-d18


  • Catalogue No.:PA STI 088832

  • CAS :

    1092540-52-7

  • Molecular Formula : C38H34D18N6O7

  • Molecular Weight : 722.98

PA 28 0301003

Tert-butyl 2-(4-(piperidin-2-yl)benzyl)hydrazine-1-carboxylate

Tert-butyl 2-(4-(piperidin-2-yl)benzyl)hydrazine-1-carboxylate


  • Catalogue No.:PA 28 0301003

  • CAS :

    NA

  • Molecular Formula : C17H27N3O2

  • Molecular Weight : 305.42

PA 28 0301004

Methyl ((5R,10S,11S,14S)-11-benzyl-10-hydroxy-5-isopropyl-15,15-dimethyl-3,6,13-trioxo-8-(4-(pyridin-2-yl)benzyl)-2-oxa-4,7,8,12-tetraazahexadecan-14-yl)carbamate

Methyl ((5R,10S,11S,14S)-11-benzyl-10-hydroxy-5-isopropyl-15,15-dimethyl-3,6,13-trioxo-8-(4-(pyridin-2-yl)benzyl)-2-oxa-4,7,8,12-tetraazahexadecan-14-yl)carbamate


  • Catalogue No.:PA 28 0301004

  • CAS :

    NA

  • Molecular Formula : C37H50N6O7

  • Molecular Weight : 690.84

PA 28 0301005

Tert-butyl 2-((2R,3R)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-4-phenylbutyl)-2-(4-(pyridin-2-yl)benzyl)hydrazine-1-carboxylate

Tert-butyl 2-((2R,3R)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-4-phenylbutyl)-2-(4-(pyridin-2-yl)benzyl)hydrazine-1-carboxylate


  • Catalogue No.:PA 28 0301005

  • CAS :

    NA

  • Molecular Formula : C32H42N4O5

  • Molecular Weight : 562.71

PA 28 0301006

Tert-butyl 2-((2S,3R)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-4-phenylbutyl)-2-(4-(pyridin-2-yl)benzyl)hydrazine-1-carboxylate

Tert-butyl 2-((2S,3R)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-4-phenylbutyl)-2-(4-(pyridin-2-yl)benzyl)hydrazine-1-carboxylate


  • Catalogue No.:PA 28 0301006

  • CAS :

    NA

  • Molecular Formula : C32H42N4O5

  • Molecular Weight : 562.71

PA 28 0301007

Tert-butyl 2-((2R,3S)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-4-phenylbutyl)-2-(4-(pyridin-2-yl)benzyl)hydrazine-1-carboxylate

Tert-butyl 2-((2R,3S)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-4-phenylbutyl)-2-(4-(pyridin-2-yl)benzyl)hydrazine-1-carboxylate


  • Catalogue No.:PA 28 0301007

  • CAS :

    1006868-81-0

  • Molecular Formula : C32H42N4O5

  • Molecular Weight : 562.71

PA 28 0301008

Methyl N-[(2S)-1-[2-[(2S,3S)-3-[[(2S)-2-amino-3,3-dimethylbutanoyl]amino]-2-hydroxy-4-phenylbutyl]-2-[(4-pyridin-2-ylphenyl)methyl]hydrazinyl]-3,3-dimethyl-1-oxobutan-2-yl]carbamate

Methyl N-[(2S)-1-[2-[(2S,3S)-3-[[(2S)-2-amino-3,3-dimethylbutanoyl]amino]-2-hydroxy-4-phenylbutyl]-2-[(4-pyridin-2-ylphenyl)methyl]hydrazinyl]-3,3-dimethyl-1-oxobutan-2-yl]carbamate


  • Catalogue No.:PA 28 0301008

  • CAS :

    1192224-26-2

  • Molecular Formula : C36H50N6O5

  • Molecular Weight : 646.83

PA 28 0301009

Methyl ((S)-1-(2-((2S,3S)-3-amino-2-hydroxy-4-phenylbutyl)-2-(4-(pyridin-2-yl)benzyl)hydrazinyl)-3,3-dimethyl-1-oxobutan-2-yl)carbamate

Methyl ((S)-1-(2-((2S,3S)-3-amino-2-hydroxy-4-phenylbutyl)-2-(4-(pyridin-2-yl)benzyl)hydrazinyl)-3,3-dimethyl-1-oxobutan-2-yl)carbamate


  • Catalogue No.:PA 28 0301009

  • CAS :

    857900-54-0

  • Molecular Formula : C30H39N5O4

  • Molecular Weight : 533.67

PA 28 0301010

2-(4-(Hydrazinylmethyl)phenyl)piperidine

2-(4-(Hydrazinylmethyl)phenyl)piperidine


  • Catalogue No.:PA 28 0301010

  • CAS :

    2307784-33-2

  • Molecular Formula : C12H19N3

  • Molecular Weight : 205.31

PA 28 0301011

Methyl ((5S,10S,11S,14S)-11-benzyl-10-hydroxy-5-isopropyl-15,15-dimethyl-3,6,13-trioxo-8-(4-(pyridin-2-yl)benzyl)-2-oxa-4,7,8,12-tetraazahexadecan-14-yl)carbamate

Methyl ((5S,10S,11S,14S)-11-benzyl-10-hydroxy-5-isopropyl-15,15-dimethyl-3,6,13-trioxo-8-(4-(pyridin-2-yl)benzyl)-2-oxa-4,7,8,12-tetraazahexadecan-14-yl)carbamate


  • Catalogue No.:PA 28 0301011

  • CAS :

    198904-33-5

  • Molecular Formula : C37H50N6O7

  • Molecular Weight : 690.84