darunavir and its Impurities

A second-generation protease inhibitor, it is used for the treatment of HIV infections. It is administered along with ritonavir or cobicistat, to decrease metabolism and increase concentration.. Reference standards of Darunavir API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 78 results for darunavir Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 04 06000

Darunavir

Darunavir


  • Catalogue No.:PA 04 06000

  • CAS :

    206361-99-1

  • Molecular Formula : C27H37N3O7S

  • Molecular Weight : 547.66

Drug Reference Standards & Impurity Synthesis in India
PA 04 06510

[(1S,2R)-1-Benzyl-2-hydroxy-3-[isobutyl-[(4-aminophenyl)sulfonyl]amino] propyl]carbamic Acid tert-Butyl Ester

[(1S,2R)-1-Benzyl-2-hydroxy-3-[isobutyl-[(4-aminophenyl)sulfonyl]amino] propyl]carbamic Acid tert-Butyl Ester


  • Catalogue No.:PA 04 06510

  • CAS :

    183004-94-6

  • Molecular Formula : C25H37N3O5S

  • Molecular Weight : 491.64

Drug Reference Standards & Impurity Synthesis in India
PA 04 06520

Darunavir O-β-D-Glucuronide

Darunavir O-β-D-Glucuronide


  • Catalogue No.:PA 04 06520

  • CAS :

    1159613-25-8

  • Molecular Formula : C33H45N3O13S

  • Molecular Weight : 723.79

Drug Reference Standards & Impurity Synthesis in India
PA 04 06530

(3S,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-yl Acetate

(3S,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-yl Acetate


  • Catalogue No.:PA 04 06530

  • CAS :

    162020-29-3

  • Molecular Formula : C8H12O4

  • Molecular Weight : 172.18

Drug Reference Standards & Impurity Synthesis in India
PA 04 06540

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl-4-(N-((2R,3S)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylsulfamoyl)phenylcarbamate

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl-4-(N-((2R,3S)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylsulfamoyl)phenylcarbamate


  • Catalogue No.:PA 04 06540

  • CAS :

    NA

  • Molecular Formula : C27H37N3O7S

  • Molecular Weight : 547.66

Drug Reference Standards & Impurity Synthesis in India
PA 04 06550

[(3R,3aS,6aR)-Hydroxyhexahydrofuro[2,3-b]furanyl Succinimidyl Carbonate

[(3R,3aS,6aR)-Hydroxyhexahydrofuro[2,3-b]furanyl Succinimidyl Carbonate


  • Catalogue No.:PA 04 06550

  • CAS :

    253265-97-3

  • Molecular Formula : C11H13NO7

  • Molecular Weight : 271.22

Drug Reference Standards & Impurity Synthesis in India
PA 04 06560

(3aS,4S,6aR)-Tetrahydro-4-methoxyfuro[3,4-b]furan-2(3H)-one

(3aS,4S,6aR)-Tetrahydro-4-methoxyfuro[3,4-b]furan-2(3H)-one


  • Catalogue No.:PA 04 06560

  • CAS :

    866594-60-7

  • Molecular Formula : C7H10O4

  • Molecular Weight : 158.15

Drug Reference Standards & Impurity Synthesis in India
PA 04 06570

Darunavir Diamino Impurity

Darunavir Diamino Impurity


  • Catalogue No.:PA 04 06570

  • CAS :

    169280-56-2

  • Molecular Formula : C20H29N3O3S

  • Molecular Weight : 391.53

Drug Reference Standards & Impurity Synthesis in India
PA 04 06580

Darunavir Urea Impurity

Darunavir Urea Impurity


  • Catalogue No.:PA 04 06580

  • CAS :

    2514705-71-4

  • Molecular Formula : C21H27N3O4S

  • Molecular Weight : 417.52

Drug Reference Standards & Impurity Synthesis in India
PA 04 06590

Darunavir Amine Dimer Impurity

Darunavir Amine Dimer Impurity


  • Catalogue No.:PA 04 06590

  • CAS :

    NA

  • Molecular Formula : C48H64N6O11S2

  • Molecular Weight : 965.19

Drug Reference Standards & Impurity Synthesis in India
PA 04 06600

Darunavir Furan Dimer Impurity

Darunavir Furan Dimer Impurity


  • Catalogue No.:PA 04 06600

  • CAS :

    NA

  • Molecular Formula : C34H45N3O11S

  • Molecular Weight : 703.8

Drug Reference Standards & Impurity Synthesis in India
PA 04 06610

Benzyl (2S,3R)-4-(4-(3-((2S,3R)-4-(4-amino-N-isobutylphenylsulfonamido)-3-hydrxy-1-phenylbutan-2-yl)ureido)-N-isobutylsulfonamido)-3-hydroxy-1-phenylbutan-2-ylcarbamate

Benzyl (2S,3R)-4-(4-(3-((2S,3R)-4-(4-amino-N-isobutylphenylsulfonamido)-3-hydrxy-1-phenylbutan-2-yl)ureido)-N-isobutylsulfonamido)-3-hydroxy-1-phenylbutan-2-ylcarbamate


  • Catalogue No.:PA 04 06610

  • CAS :

    NA

  • Molecular Formula : C43H58N6O9S2

  • Molecular Weight : 867.09

Drug Reference Standards & Impurity Synthesis in India
PA 04 06620

[(1S,2R)-3-[[(4-Aminophenyl)sulfonyl](2-methylpropyl)amino]-2-hydroxy-1-(phenylmethyl)propyl]-Carbamic Acid Phenylmethyl Ester

[(1S,2R)-3-[[(4-Aminophenyl)sulfonyl](2-methylpropyl)amino]-2-hydroxy-1-(phenylmethyl)propyl]-Carbamic Acid Phenylmethyl Ester


  • Catalogue No.:PA 04 06620

  • CAS :

    159005-61-5

  • Molecular Formula : C28H35N3O5S

  • Molecular Weight : 525.66

Drug Reference Standards & Impurity Synthesis in India
PA 04 06630

((2S,3R)-4-(4-(((((3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl)oxy)carbonyl)amino)-N-isobutylphenylsulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamic Acid Phenylmethyl Ester

((2S,3R)-4-(4-(((((3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl)oxy)carbonyl)amino)-N-isobutylphenylsulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamic Acid Phenylmethyl Ester


  • Catalogue No.:PA 04 06630

  • CAS :

    NA

  • Molecular Formula : C35H43N3O9S

  • Molecular Weight : 681.8

Drug Reference Standards & Impurity Synthesis in India
PA 04 06640

(+)-Darunavir

(+)-Darunavir


  • Catalogue No.:PA 04 06640

  • CAS :

    1399859-60-9

  • Molecular Formula : C27H37N3O7S

  • Molecular Weight : 547.66

Drug Reference Standards & Impurity Synthesis in India
PA 04 06650

Darunavir Ethanolate

Darunavir Ethanolate


  • Catalogue No.:PA 04 06650

  • CAS :

    635728-49-3

  • Molecular Formula : C29H43N3O8S

  • Molecular Weight : 593.73

Drug Reference Standards & Impurity Synthesis in India
PA 04 06660

Darunavir Carbamic Acid Impurity

Darunavir Carbamic Acid Impurity


  • Catalogue No.:PA 04 06660

  • CAS :

    1526916-56-2

  • Molecular Formula : C21H29N3O5S

  • Molecular Weight : 435.54

Drug Reference Standards & Impurity Synthesis in India
PA 04 06670

4-Amino-N-(2-methylpropyl)-N-[[(4S,5R)-2-oxo-4-(phenylmethyl)-5-oxazolidinyl]methyl]-benzenesulfonamide

4-Amino-N-(2-methylpropyl)-N-[[(4S,5R)-2-oxo-4-(phenylmethyl)-5-oxazolidinyl]methyl]-benzenesulfonamide


  • Catalogue No.:PA 04 06670

  • CAS :

    1418639-27-6

  • Molecular Formula : C21H27N3O4S

  • Molecular Weight : 417.52

Drug Reference Standards & Impurity Synthesis in India
PA 04 06680

[(1S,2R)-3-[[(4-Aminophenyl)sulfonyl](2-methylpropyl)amino]-2-hydroxy-1-(phenyl-methyl)propyl]carabamic Acid Methyl Ester

[(1S,2R)-3-[[(4-Aminophenyl)sulfonyl](2-methylpropyl)amino]-2-hydroxy-1-(phenyl-methyl)propyl]carabamic Acid Methyl Ester


  • Catalogue No.:PA 04 06680

  • CAS :

    1526916-57-3

  • Molecular Formula : C22H31N3O5S

  • Molecular Weight : 449.56

Drug Reference Standards & Impurity Synthesis in India
PA 04 06690

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-(4-(3-((2S,3R)-4-(4-amino-N-isobutylphenylsulfonamido)-3-hydroxy-1-phenylbutan-2-yl)-1-isobutylureido)phenylsulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-(4-(3-((2S,3R)-4-(4-amino-N-isobutylphenylsulfonamido)-3-hydroxy-1-phenylbutan-2-yl)-1-isobutylureido)phenylsulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 04 06690

  • CAS :

    NA

  • Molecular Formula : C48H64N6O11S2

  • Molecular Weight : 965.19

Drug Reference Standards & Impurity Synthesis in India
PA 04 06700

(R)-Ethyl 3-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-4-nitrobutanoate

(R)-Ethyl 3-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-4-nitrobutanoate


  • Catalogue No.:PA 04 06700

  • CAS :

    501921-23-9

  • Molecular Formula : C11H19NO6

  • Molecular Weight : 261.27

Drug Reference Standards & Impurity Synthesis in India
PA 04 06710

(3aR,4S,6aS)-4-Methoxytetrahydrofuro[3,4-b]furan-2(3H)-one

(3aR,4S,6aS)-4-Methoxytetrahydrofuro[3,4-b]furan-2(3H)-one


  • Catalogue No.:PA 04 06710

  • CAS :

    1932353-11-1

  • Molecular Formula : C7H10O4

  • Molecular Weight : 158.15

Drug Reference Standards & Impurity Synthesis in India
PA 04 06720

(3aR,4R,6aS)-4-Methoxytetrahydrofuro[3,4-b]furan-2(3H)-one

(3aR,4R,6aS)-4-Methoxytetrahydrofuro[3,4-b]furan-2(3H)-one


  • Catalogue No.:PA 04 06720

  • CAS :

    1932330-83-0

  • Molecular Formula : C7H10O4

  • Molecular Weight : 158.15

Drug Reference Standards & Impurity Synthesis in India
PA 04 06730

4-Amino-N-((2S,3S)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylbenzenesulfonamide

4-Amino-N-((2S,3S)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylbenzenesulfonamide


  • Catalogue No.:PA 04 06730

  • CAS :

    192800-79-6

  • Molecular Formula : C20H29N3O3S

  • Molecular Weight : 391.53

Drug Reference Standards & Impurity Synthesis in India
PA 04 06740

4-Amino-N-((2S,3R)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylbenzenesulfonamide

4-Amino-N-((2S,3R)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylbenzenesulfonamide


  • Catalogue No.:PA 04 06740

  • CAS :

    1402142-62-4

  • Molecular Formula : C20H29N3O3S

  • Molecular Weight : 391.53

Drug Reference Standards & Impurity Synthesis in India
PA STI 005160

4-Amino-N-((2R,3S)-3-amino-2-hydroxy-4-phenylbutyl)-N-(isobutyl-d9)benzenesulfonamide

4-Amino-N-((2R,3S)-3-amino-2-hydroxy-4-phenylbutyl)-N-(isobutyl-d9)benzenesulfonamide


  • Catalogue No.:PA STI 005160

  • CAS :

    1146967-60-3

  • Molecular Formula : C20H20D9N3O3S

  • Molecular Weight : 400.58

Drug Reference Standards & Impurity Synthesis in India
PA STI 024400

Darunavir-d9

Darunavir-d9


  • Catalogue No.:PA STI 024400

  • CAS :

    1133378-37-6

  • Molecular Formula : C27H28D9N3O7S

  • Molecular Weight : 556.72

Drug Reference Standards & Impurity Synthesis in India
PA 04 06790

4-Amino-N-((2R,3R)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylbenzenesulfonamide

4-Amino-N-((2R,3R)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylbenzenesulfonamide


  • Catalogue No.:PA 04 06790

  • CAS :

    NA

  • Molecular Formula : C20H29N3O3S

  • Molecular Weight : 391.53

Drug Reference Standards & Impurity Synthesis in India
PA 04 06820

2,5-Dioxopyrrolidin-1-yl ((3R,3aR,6aS)-hexahydrofuro[2,3-b]furan-3-yl) Carbonate

2,5-Dioxopyrrolidin-1-yl ((3R,3aR,6aS)-hexahydrofuro[2,3-b]furan-3-yl) Carbonate


  • Catalogue No.:PA 04 06820

  • CAS :

    799241-86-4

  • Molecular Formula : C11H13NO7

  • Molecular Weight : 271.23

Drug Reference Standards & Impurity Synthesis in India
PA 04 06830

Benzyl ((2S,3R)-4-((4-(3-((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)ureido)-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Benzyl ((2S,3R)-4-((4-(3-((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)ureido)-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 04 06830

  • CAS :

    NA

  • Molecular Formula : C49H62N6O9S2

  • Molecular Weight : 943.19

Drug Reference Standards & Impurity Synthesis in India
PA 04 06840

(3S,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-ol

(3S,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-ol


  • Catalogue No.:PA 04 06840

  • CAS :

    252873-50-0

  • Molecular Formula : C6H10O3

  • Molecular Weight : 130.14

Drug Reference Standards & Impurity Synthesis in India
PA 04 06850

(3R,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-ol

(3R,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-ol


  • Catalogue No.:PA 04 06850

  • CAS :

    252873-00-0

  • Molecular Formula : C6H10O3

  • Molecular Weight : 130.14

Drug Reference Standards & Impurity Synthesis in India
PA 04 06860

(3S,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-ol

(3S,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-ol


  • Catalogue No.:PA 04 06860

  • CAS :

    156928-10-8

  • Molecular Formula : C6H10O3

  • Molecular Weight : 130.14

Drug Reference Standards & Impurity Synthesis in India
PA 04 06870

Hexahydrofuro[2,3-b]furan-3-ol

Hexahydrofuro[2,3-b]furan-3-ol


  • Catalogue No.:PA 04 06870

  • CAS :

    109789-19-7

  • Molecular Formula : C6H10O3

  • Molecular Weight : 130.14

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061000

4-Amino-N-((2R,3S)-2-hydroxy-3-isocyanato-4-phenylbutyl)-N-isobutylbenzenesulfonamide

4-Amino-N-((2R,3S)-2-hydroxy-3-isocyanato-4-phenylbutyl)-N-isobutylbenzenesulfonamide


  • Catalogue No.:PA 04 0061000

  • CAS :

    NA

  • Molecular Formula : C21H27N3O4S

  • Molecular Weight : 417.52

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061001

(3aS,4R,6aR)-Tetrahydro-4-methoxyfuro[3,4-b]furan-2(3H)-one

(3aS,4R,6aR)-Tetrahydro-4-methoxyfuro[3,4-b]furan-2(3H)-one


  • Catalogue No.:PA 04 0061001

  • CAS :

    866594-61-8

  • Molecular Formula : C7H10O4

  • Molecular Weight : 158.15

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061002

N-[(1R,2S)-2-Hydroxy-3-[(2-methylpropyl)[(4-nitrophenyl)sulfonyl]amino]-1-(phenylmethyl)propyl]carbamic Acid 1,1-Dimethylethyl Ester

N-[(1R,2S)-2-Hydroxy-3-[(2-methylpropyl)[(4-nitrophenyl)sulfonyl]amino]-1-(phenylmethyl)propyl]carbamic Acid 1,1-Dimethylethyl Ester


  • Catalogue No.:PA 04 0061002

  • CAS :

    1005324-46-8

  • Molecular Formula : C25H35N3O7S

  • Molecular Weight : 521.63

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061003

(3R,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate compound with Ethanol (1:1)

(3R,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate compound with Ethanol (1:1)


  • Catalogue No.:PA 04 0061003

  • CAS :

    NA

  • Molecular Formula : C29H43N3O8S

  • Molecular Weight : 593.74

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061004

(3S,3aR,6aS)-Darunavir Isomer

(3S,3aR,6aS)-Darunavir Isomer


  • Catalogue No.:PA 04 0061004

  • CAS :

    799241-73-9

  • Molecular Formula : C27H37N3O7S

  • Molecular Weight : 547.67

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061005

(3S,3aS,6aR)-Darunavir Isomer

(3S,3aS,6aR)-Darunavir Isomer


  • Catalogue No.:PA 04 0061005

  • CAS :

    799241-75-1

  • Molecular Formula : C27H37N3O7S

  • Molecular Weight : 547.67

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061006

(3R,3aR,6aS)-Darunavir isomer

(3R,3aR,6aS)-Darunavir isomer


  • Catalogue No.:PA 04 0061006

  • CAS :

    799241-74-0

  • Molecular Formula : C27H37N3O7S

  • Molecular Weight : 547.67

Drug Reference Standards & Impurity Synthesis in India
PA 04 06750

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3S)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3S)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 04 06750

  • CAS :

    850141-19-4

  • Molecular Formula : C27H37N3O7S

  • Molecular Weight : 547.67

Drug Reference Standards & Impurity Synthesis in India
PA 04 06760

(3S,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-ylcarbonyl Darunavir

(3S,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-ylcarbonyl Darunavir


  • Catalogue No.:PA 04 06760

  • CAS :

    1546918-97-1

  • Molecular Formula : C34H45N3O11S

  • Molecular Weight : 703.8

Drug Reference Standards & Impurity Synthesis in India
PA 04 06770

(2R,3S)-3-Amino-1-((4-amino-N-isobutylphenyl)sulfonamido)-4-phenylbutan-2-yl ((3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl) Carbonate

(2R,3S)-3-Amino-1-((4-amino-N-isobutylphenyl)sulfonamido)-4-phenylbutan-2-yl ((3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl) Carbonate


  • Catalogue No.:PA 04 06770

  • CAS :

    NA

  • Molecular Formula : C27H37N3O7S

  • Molecular Weight : 547.67

Drug Reference Standards & Impurity Synthesis in India
PA 04 06780

(1R,2S)-Darunavir

(1R,2S)-Darunavir


  • Catalogue No.:PA 04 06780

  • CAS :

    1402142-63-5

  • Molecular Formula : C27H37N3O7S

  • Molecular Weight : 547.67

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061007

(3S,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-yl 4-Nitrophenyl Ester Carbonic Acid

(3S,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-yl 4-Nitrophenyl Ester Carbonic Acid


  • Catalogue No.:PA 04 0061007

  • CAS :

    288296-64-0

  • Molecular Formula : C13H13NO7

  • Molecular Weight : 295.25

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061008

Hydroxy Darunavir

N-[3-[[(4-aminophenyl)sulfonyl](2-hydroxy-2-methylpropyl)amino]-2-hydroxy-1-(phenylmethyl)propyl]carbamic Acid Hexahydrofuro[2,3-b]furan-3-yl Ester


  • Catalogue No.:PA 04 0061008

  • CAS :

    1130635-75-4

  • Molecular Formula : C27H37N3O8S

  • Molecular Weight : 563.67

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061009

N-[(1S,2S)-2-Hydroxy-3-[(2-methylpropyl)[(4-nitrophenyl)sulfonyl]amino]-1-(phenylmethyl)propyl]carbamic Acid 1,1-Dimethylethyl Ester

N-[(1S,2S)-2-Hydroxy-3-[(2-methylpropyl)[(4-nitrophenyl)sulfonyl]amino]-1-(phenylmethyl)propyl]carbamic Acid 1,1-Dimethylethyl Ester


  • Catalogue No.:PA 04 0061009

  • CAS :

    1133153-38-4

  • Molecular Formula : C25H35N3O7S

  • Molecular Weight : 521.63

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061010

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-(((((3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl)oxy)carbonyl)oxy)-1-phenylbutan-2-yl)carbamate

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-(((((3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl)oxy)carbonyl)oxy)-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 04 0061010

  • CAS :

    1291087-81-4

  • Molecular Formula : C34H45N3O11S

  • Molecular Weight : 703.8

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061011

Tert-butyl ((2S,3R)-4-(4-acetamido-N-isobutylphenylsulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Tert-butyl ((2S,3R)-4-(4-acetamido-N-isobutylphenylsulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 04 0061011

  • CAS :

    160230-47-7

  • Molecular Formula : C27H39N3O6S

  • Molecular Weight : 533.68

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061012

N-(4-(N-((2R,3S)-3-Amino-2-hydroxy-4-phenylbutyl)-N-isobutylsulfamoyl)phenyl)acetamide

N-(4-(N-((2R,3S)-3-Amino-2-hydroxy-4-phenylbutyl)-N-isobutylsulfamoyl)phenyl)acetamide


  • Catalogue No.:PA 04 0061012

  • CAS :

    157567-05-0

  • Molecular Formula : C22H31N3O4S

  • Molecular Weight : 433.6

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061013

2,5-Dioxopyrrolidin-1-yl ((3S,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl) Carbonate

2,5-Dioxopyrrolidin-1-yl ((3S,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl) Carbonate


  • Catalogue No.:PA 04 0061013

  • CAS :

    799241-85-3

  • Molecular Formula : C11H13NO7

  • Molecular Weight : 271.23

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061014

N-((2R,3S)-3-Amino-2-hydroxy-4-phenylbutyl)-n-isobutyl-4-nitrobenzene-1-sulfonamide Hydrochloride

N-((2R,3S)-3-Amino-2-hydroxy-4-phenylbutyl)-n-isobutyl-4-nitrobenzene-1-sulfonamide Hydrochloride


  • Catalogue No.:PA 04 0061014

  • CAS :

    244634-31-9

  • Molecular Formula : C20H28ClN3O5S

  • Molecular Weight : 457.97

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061015

4-Nitrobenzenesulfonyl chloride

4-Nitrobenzenesulfonyl chloride


  • Catalogue No.:PA 04 0061015

  • CAS :

    98-74-8

  • Molecular Formula : C6H4ClNO4S

  • Molecular Weight : 221.61

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061016

N-[(1S,2R)-2-Hydroxy-3-[(2-methylpropyl)[(4-nitrophenyl)sulfonyl]amino]-1-(phenylmethyl)propyl]carbamic acid (3r,3as,6ar)-hexahydrofuro[2,3-b]furan-3-yl ester

N-[(1S,2R)-2-Hydroxy-3-[(2-methylpropyl)[(4-nitrophenyl)sulfonyl]amino]-1-(phenylmethyl)propyl]carbamic acid (3r,3as,6ar)-hexahydrofuro[2,3-b]furan-3-yl ester


  • Catalogue No.:PA 04 0061016

  • CAS :

    799241-76-2

  • Molecular Formula : C27H35N3O9S

  • Molecular Weight : 577.65

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061017

(3R,3aS,6aS)-Hexahydrofuro[2,3-b]furan-3-yl (4-(N-((2R,3S)-3-(((((3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl)oxy)carbonyl)amino)-2-hydroxy-4-phenylbutyl)-N-isobutylsulfamoyl)phenyl)carbamate

(3R,3aS,6aS)-Hexahydrofuro[2,3-b]furan-3-yl (4-(N-((2R,3S)-3-(((((3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl)oxy)carbonyl)amino)-2-hydroxy-4-phenylbutyl)-N-isobutylsulfamoyl)phenyl)carbamate


  • Catalogue No.:PA 04 0061017

  • CAS :

    1971057-59-6

  • Molecular Formula : C34H45N3O11S

  • Molecular Weight : 703.8

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061018

(3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-N-(2-hydroxy-2-methylpropyl)phenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

(3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-N-(2-hydroxy-2-methylpropyl)phenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 04 0061018

  • CAS :

    1809154-88-8

  • Molecular Formula : C27H37N3O8S

  • Molecular Weight : 563.67

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061019

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-3-hydroxy-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-3-hydroxy-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 04 0061019

  • CAS :

    1159613-24-7

  • Molecular Formula : C27H37N3O8S

  • Molecular Weight : 563.67

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061020

Benzyl ((2S,3R)-3-hydroxy-4-(isobutylamino)-1-phenylbutan-2-yl)carbamate

Benzyl ((2S,3R)-3-hydroxy-4-(isobutylamino)-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 04 0061020

  • CAS :

    143224-62-8

  • Molecular Formula : C22H30N2O3

  • Molecular Weight : 370.49

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061021

(3S,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl (4-nitrophenyl) carbonate

(3S,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl (4-nitrophenyl) carbonate


  • Catalogue No.:PA 04 0061021

  • CAS :

    252873-01-1

  • Molecular Formula : C13H13NO7

  • Molecular Weight : 295.25

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061022

(3R,3aR,6aS)-hexahydrofuro[2,3-b]furan-3-yl (4-nitrophenyl) carbonate

(3R,3aR,6aS)-hexahydrofuro[2,3-b]furan-3-yl (4-nitrophenyl) carbonate


  • Catalogue No.:PA 04 0061022

  • CAS :

    252873-51-1

  • Molecular Formula : C13H13NO7

  • Molecular Weight : 295.25

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061023

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-3-hydroxy-4-((4-(isobutyl(methyl)amino)phenyl)sulfonamido)-1-phenylbutan-2-yl)carbamate

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-3-hydroxy-4-((4-(isobutyl(methyl)amino)phenyl)sulfonamido)-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 04 0061023

  • CAS :

    NA

  • Molecular Formula : C28H39N3O7S

  • Molecular Weight : 561.69

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061024

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-3-chloro-4-((4-(isobutylamino)phenyl)sulfonamido)-1-phenylbutan-2-yl)carbamate

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-3-chloro-4-((4-(isobutylamino)phenyl)sulfonamido)-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 04 0061024

  • CAS :

    1005324-06-0

  • Molecular Formula : C27H36ClN3O6S

  • Molecular Weight : 566.11

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061026

1-epi-Darunavir

1-epi-Darunavir


  • Catalogue No.:PA 04 0061026

  • CAS :

    1546918-95-9

  • Molecular Formula : C27H37N3O7S

  • Molecular Weight : 547.67

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061027

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-acetamido-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-acetamido-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 04 0061027

  • CAS :

    1546919-11-2

  • Molecular Formula : C29H39N3O8S

  • Molecular Weight : 589.7

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061028

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl (4-nitrophenyl) carbonate

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl (4-nitrophenyl) carbonate


  • Catalogue No.:PA 04 0061028

  • CAS :

    192725-55-6

  • Molecular Formula : C13H13NO7

  • Molecular Weight : 295.25

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061025

2,5-Dioxopyrrolidin-1-yl ((3S,3aR,6aS)-hexahydrofuro[2,3-b]furan-3-yl) Carbonate

2,5-Dioxopyrrolidin-1-yl ((3S,3aR,6aS)-hexahydrofuro[2,3-b]furan-3-yl) Carbonate


  • Catalogue No.:PA 04 0061025

  • CAS :

    253265-98-4

  • Molecular Formula : C11H13NO7

  • Molecular Weight : 271.23

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061029

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-ol

(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-ol


  • Catalogue No.:PA 04 0061029

  • CAS :

    156928-09-5

  • Molecular Formula : C6H10O3

  • Molecular Weight : 130.14

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061030

tert-Butyl ((2S,3S)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

tert-Butyl ((2S,3S)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 04 0061030

  • CAS :

    NA

  • Molecular Formula : C25H37N3O5S

  • Molecular Weight : 491.65

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061031

tert-Butyl ((2R,3S)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

tert-Butyl ((2R,3S)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 04 0061031

  • CAS :

    NA

  • Molecular Formula : C25H37N3O5S

  • Molecular Weight : 491.65

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061032

rel-(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl 4-nitrophenyl carbonate

rel-(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl 4-nitrophenyl carbonate


  • Catalogue No.:PA 04 0061032

  • CAS :

    252873-35-1

  • Molecular Formula : C13H13NO7

  • Molecular Weight : 295.25

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061033

rel-Tert-butyl ((2R,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

rel-Tert-butyl ((2R,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate


  • Catalogue No.:PA 04 0061033

  • CAS :

    2124272-21-3

  • Molecular Formula : C25H37N3O5S

  • Molecular Weight : 491.65

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061034

[(1S,2R)-3-[[(4-Aminophenyl)sulfonyl](n-propyl)amino]-2-hydroxy-1-(phenylmethyl)propyl]carbamic acid (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl- ester

[(1S,2R)-3-[[(4-Aminophenyl)sulfonyl](n-propyl)amino]-2-hydroxy-1-(phenylmethyl)propyl]carbamic acid (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl- ester


  • Catalogue No.:PA 04 0061034

  • CAS :

    NA

  • Molecular Formula : C26H35N3O7S

  • Molecular Weight : 533.64

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061035

Di-tert-butyl ((2S,2'S,3R,3'R)-(isobutylazanediyl)bis(3-hydroxy-1-phenylbutane-4,2-diyl))dicarbamate

Di-tert-butyl ((2S,2'S,3R,3'R)-(isobutylazanediyl)bis(3-hydroxy-1-phenylbutane-4,2-diyl))dicarbamate


  • Catalogue No.:PA 04 0061035

  • CAS :

    2307745-62-4

  • Molecular Formula : C34H53N3O6

  • Molecular Weight : 599.81

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061036

Tert-butyl ((2S,3S)-4-chloro-3-hydroxy-1-phenylbutan-2-yl) carbamate

Tert-butyl ((2S,3S)-4-chloro-3-hydroxy-1-phenylbutan-2-yl) carbamate


  • Catalogue No.:PA 04 0061036

  • CAS :

    165727-45-7

  • Molecular Formula : C15H22ClNO3

  • Molecular Weight : 299.8

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061037

N-((2R,3S)-3-Amino-2-hydroxy-4-phenylbutyl)-N-isobutyl-4-(methylamino)benzenesulfonamide

N-((2R,3S)-3-Amino-2-hydroxy-4-phenylbutyl)-N-isobutyl-4-(methylamino)benzenesulfonamide


  • Catalogue No.:PA 04 0061037

  • CAS :

    2765293-23-8

  • Molecular Formula : C21H31N3O3S

  • Molecular Weight : 405.56

Drug Reference Standards & Impurity Synthesis in India
PA 04 0061038

(2R,3S)-3-Amino-1-(isobutylamino)-4-phenylbutan-2-ol Hydrochloride

(2R,3S)-3-Amino-1-(isobutylamino)-4-phenylbutan-2-ol Hydrochloride


  • Catalogue No.:PA 04 0061038

  • CAS :

    NA

  • Molecular Formula : C14H25ClN2O

  • Molecular Weight : 272.82

Drug Reference Standards & Impurity Synthesis in India
PA BSC 0060401074

4-Nitrobenzenesulfonyl Chloride (BSC)

4-Nitrobenzenesulfonyl Chloride (BSC)


  • Catalogue No.:PA BSC 0060401074

  • CAS :

    98-74-8 (BSC)

  • Molecular Formula : C6H4ClNO4S

  • Molecular Weight : 221.61

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