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 19 results for atazanavir sulfate Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 28 30000

Atazanavir Sulfate

Atazanavir Sulfate


  • Catalogue No.:PA 28 30000

  • CAS :

    229975-97-7

  • Molecular Formula : C38H54N6O11S

  • Molecular Weight : 802.93

Drug Reference Standards & Impurity Synthesis in India
PA 28 30510

Atazanavir Sulfate - Impurity A

4-(Pyridin-2-yl)benzoic Acid


  • Catalogue No.:PA 28 30510

  • CAS :

    4385-62-0

  • Molecular Formula : C12H9NO2

  • Molecular Weight : 199.21

Drug Reference Standards & Impurity Synthesis in India
PA 28 30530

Atazanavir Sulfate - Impurity B

4-(pyridin-2-yl)benzaldehyde


  • Catalogue No.:PA 28 30530

  • CAS :

    127406-56-8

  • Molecular Formula : C12H9NO

  • Molecular Weight : 183.21

Drug Reference Standards & Impurity Synthesis in India
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

Drug Reference Standards & Impurity Synthesis in India
PA 28 30570

Atazanavir Sulfate - Impurity I

Atazanavir Benzylidenehydrazine Carbamate


  • Catalogue No.:PA 28 30570

  • CAS :

    NA

  • Molecular Formula : C42H46N6O4

  • Molecular Weight : 698.85

Drug Reference Standards & Impurity Synthesis in India
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

Drug Reference Standards & Impurity Synthesis in India
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

Drug Reference Standards & Impurity Synthesis in India
PA 28 30600

Atazanavir Sulfate - Impurity D

(2S,3S)-3-Amino-4-phenyl-1-[(E)-1-[[4-(pyridin-2-yl)phenyl]methyl]-2-[[4-(pyridin-2-yl)phenyl]methylidene]hydrazin-1-yl]butan-2-ol


  • Catalogue No.:PA 28 30600

  • CAS :

    NA

  • Molecular Formula : C34H33N5O

  • Molecular Weight : 527.66

Drug Reference Standards & Impurity Synthesis in India
PA 28 30630

Atazanavir Sulfate - Impurity C

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


  • Catalogue No.:PA 28 30630

  • CAS :

    1192224-24-0

  • Molecular Formula : C26H43N5O7

  • Molecular Weight : 537.65

Drug Reference Standards & Impurity Synthesis in India
PA 28 30730

Atazanavir Sulfate - Impurity K

(2S)-2-((Methoxyformamido)-3,3-dimethylbutanoic Acid


  • Catalogue No.:PA 28 30730

  • CAS :

    162537-11-3

  • Molecular Formula : C8H15NO4

  • Molecular Weight : 189.21

Drug Reference Standards & Impurity Synthesis in India
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

Drug Reference Standards & Impurity Synthesis in India
PA 28 0301012

tert-Butyl ((2S,3S)-3-hydroxy-1-phenyl-4-(1-(4-(pyridin-2-yl)benzyl)hydrazinyl)butan-2-yl)carbamate

tert-Butyl ((2S,3S)-3-hydroxy-1-phenyl-4-(1-(4-(pyridin-2-yl)benzyl)hydrazinyl)butan-2-yl)carbamate


  • Catalogue No.:PA 28 0301012

  • CAS :

    857904-20-2

  • Molecular Formula : C27H34N4O3

  • Molecular Weight : 462.59

Drug Reference Standards & Impurity Synthesis in India
PA 28 0301013

tert-Butyl 2-((2S,3S)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-4-phenylbutyl)-2-(4-(1-((2S,3S)-3-((tert-butoxycarbonyl)amino)-2-methyl-4-phenylbutyl)piperidin-2-yl)benzyl)hydrazine-1-carboxylate

tert-Butyl 2-((2S,3S)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-4-phenylbutyl)-2-(4-(1-((2S,3S)-3-((tert-butoxycarbonyl)amino)-2-methyl-4-phenylbutyl)piperidin-2-yl)benzyl)hydrazine-1-carboxylate


  • Catalogue No.:PA 28 0301013

  • CAS :

    NA

  • Molecular Formula : C48H71N5O7

  • Molecular Weight : 830.12

Drug Reference Standards & Impurity Synthesis in India
PA 28 0301015

Atazanavir formyl analog

Atazanavir formyl analog


  • Catalogue No.:PA 28 0301015

  • CAS :

    NA

  • Molecular Formula : C37H50N6O6

  • Molecular Weight : 674.84

Drug Reference Standards & Impurity Synthesis in India
PA 28 0301018

Methyl ((5S,8S,9S,14S)-8-benzyl-9-hydroxy-5-isopropyl-15,15-dimethyl-3,6,13-trioxo-11-(4-(pyridin-2-yl)benzyl)-2-oxa-4,7,11,12-tetraazahexadecan-14-yl)carbamate

Methyl ((5S,8S,9S,14S)-8-benzyl-9-hydroxy-5-isopropyl-15,15-dimethyl-3,6,13-trioxo-11-(4-(pyridin-2-yl)benzyl)-2-oxa-4,7,11,12-tetraazahexadecan-14-yl)carbamate


  • Catalogue No.:PA 28 0301018

  • CAS :

    198904-34-6

  • Molecular Formula : C37H50N6O7

  • Molecular Weight : 690.84

Drug Reference Standards & Impurity Synthesis in India
PA 28 0301016

Atazanavir ethyl analog

Atazanavir ethyl analog


  • Catalogue No.:PA 28 0301016

  • CAS :

    NA

  • Molecular Formula : C39H54N6O7

  • Molecular Weight : 718.9

Drug Reference Standards & Impurity Synthesis in India
PA 28 0301017

Atazanavir dipeptide analog

Atazanavir dipeptide analog


  • Catalogue No.:PA 28 0301017

  • CAS :

    NA

  • Molecular Formula : C44H63N7O8

  • Molecular Weight : 818.03

Drug Reference Standards & Impurity Synthesis in India
PA 28 0300021

Atazanavir Sulfate - Impurity B (HCl Salt)

4-(Pyridin-2-yl)Benzaldehyde Hydrochloride


  • Catalogue No.:PA 28 0300021

  • CAS :

    2549012-96-4

  • Molecular Formula : C12H10ClNO

  • Molecular Weight : 219.67

Drug Reference Standards & Impurity Synthesis in India
PA 28 0301019

tert-Butyl (S)-(4-chloro-3-oxo-1-phenylbutan-2-yl)carbamate

tert-Butyl (S)-(4-chloro-3-oxo-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 28 0301019

  • CAS :

    102123-74-0

  • Molecular Formula : C15H20ClNO3

  • Molecular Weight : 297.78

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