Lopinavir-impurities | Pharmaffiliates

lopinavir and its Impurities

Lopinavir is used against HIV infections as a fixed-dose combination with another protease inhibitor, ritonavir. It is an antiretroviral of the protease inhibitor class. Reference standards of Lopinavir API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 49 results for lopinavir Impurities
PA 12 32510

4,5-Dehydro(pyrimidin-2(1H)-one) Lopinavir

4,5-Dehydro(pyrimidin-2(1H)-one) Lopinavir


  • Catalogue No.:PA 12 32510

  • CAS :

    NA

  • Molecular Formula : C37H46N4O5

  • Molecular Weight : 626.78

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PA 12 32550

(2S,3S,5S)-2-Amino-3-hydroxy-5-(tert-butyloxycarbonylamino)-1,6-diphenylhexane

(2S,3S,5S)-2-Amino-3-hydroxy-5-(tert-butyloxycarbonylamino)-1,6-diphenylhexane


  • Catalogue No.:PA 12 32550

  • CAS :

    144163-85-9

  • Molecular Formula : C23H32N2O3

  • Molecular Weight : 384.51

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PA 12 32000

Lopinavir - API Standards

Lopinavir


  • Catalogue No.:PA 12 32000

  • CAS :

    192725-17-0

  • Molecular Formula : C37H48N4O5

  • Molecular Weight : 628.80

PA STI 057050

Lopinavir-d8

Lopinavir-d8


  • Catalogue No.:PA STI 057050

  • CAS :

    1322625-54-6

  • Molecular Formula : C37H40D8N4O5

  • Molecular Weight : 636.85

PA STI 082120

(S)-Tetrahydro-α-(1-methylethyl)-2-oxo-1(2H)-pyrimidineacetic Acid-d8

(S)-Tetrahydro-α-(1-methylethyl)-2-oxo-1(2H)-pyrimidineacetic Acid-d8


  • Catalogue No.:PA STI 082120

  • CAS :

    1323257-58-4

  • Molecular Formula : C9H8D8N2O3

  • Molecular Weight : 208.28

PA STI 082250

(S)-Tetrahydro-α-(1-methylethyl)-2-oxo-1(2H)-pyrimidineacetyl Chloride

(S)-Tetrahydro-α-(1-methylethyl)-2-oxo-1(2H)-pyrimidineacetyl Chloride


  • Catalogue No.:PA STI 082250

  • CAS :

    192800-77-4_x0000_

  • Molecular Formula : C9H15ClN2O2

  • Molecular Weight : 218.68

PA 12 32120

Lopinavir - Impurity L

N,N′-(Z)-Ethene-1,2-diylbis[2-(2,6-dimethylphenoxy)acetamide]


  • Catalogue No.:PA 12 32120

  • CAS :

    NA

  • Molecular Formula : C22H26N2O4

  • Molecular Weight : 382.46

PA 12 32200

Lopinavir - Impurity T

2-(2,6-Dimethylphenoxy)-N-[(2S,3S,5S)-5-([[(2S,4S,5S)-5-[[(2,6-dimethylphenoxy)acetyl]amino]-4-hydroxy-1,6-diphenylhexan-2-yl]carbamoyl]amino)-3-hydroxy-1,6-diphenylhexan-2-yl]acetamide


  • Catalogue No.:PA 12 32200

  • CAS :

    1797024-56-6

  • Molecular Formula : C57H66N4O7

  • Molecular Weight : 919.18

PA 12 32520

3-Methyl-2-(2-oxo-tetrahydro-pyrimidin-1-yl)-pentanoic Acid{1-benzyl-4-[2-(2-6,-dimethyl-phenoxy)-acetylamino]-3-hydroxy-5-phenyl-pentyl}-amide

3-Methyl-2-(2-oxo-tetrahydro-pyrimidin-1-yl)-pentanoic Acid{1-benzyl-4-[2-(2-6,-dimethyl-phenoxy)-acetylamino]-3-hydroxy-5-phenyl-pentyl}-amide


  • Catalogue No.:PA 12 32520

  • CAS :

    NA

  • Molecular Formula : C38H50N4O5

  • Molecular Weight : 642.84

PA 12 32530

(S)-N-((2S,4S,5S)-4-(((6-(Cyclopropylamino)-9-((1S,4S)-4-(hydroxymethyl)cyclopent-2-en-1-yl)-9H-purin-2-yl)amino)methoxy)-5-(2-(2,6-dimethylphenoxy)acetamido)-1,6-diphenylhexan-2-yl)-3-methyl-2-(2-oxotetrahydropyrimidin-1(2H)-yl)butanamide

(S)-N-((2S,4S,5S)-4-(((6-(Cyclopropylamino)-9-((1S,4S)-4-(hydroxymethyl)cyclopent-2-en-1-yl)-9H-purin-2-yl)amino)methoxy)-5-(2-(2,6-dimethylphenoxy)acetamido)-1,6-diphenylhexan-2-yl)-3-methyl-2-(2-oxotetrahydropyrimidin-1(2H)-yl)butanamide


  • Catalogue No.:PA 12 32530

  • CAS :

    NA

  • Molecular Formula : C52H66N10O6

  • Molecular Weight : 927.16

PA IPIPRS 77 10

Lopinavir (IPRS/77/10)-from IPC


  • Catalogue No.:PA IPIPRS 77 10

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA EPY0001498

Lopinavir (Y0001498)

Lopinavir (Y0001498)


  • Catalogue No.:PA EPY0001498

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001505

Lopinavir for system suitability (Y0001505)

Lopinavir for system suitability (Y0001505)


  • Catalogue No.:PA EPY0001505

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001506

Lopinavir for peak identification (Y0001506)

Lopinavir for peak identification (Y0001506)


  • Catalogue No.:PA EPY0001506

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1370101

Lopinavir (1370101)

Lopinavir (1370101)


  • Catalogue No.:PA USP1370101

  • CAS :

    192725-17-0

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1370156

Lopinavir System Suitability Mixture (1370156)

Lopinavir System Suitability Mixture (1370156)


  • Catalogue No.:PA USP1370156

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA 12 32010

Lopinavir - Impurity A

(2S)-N-[(1S,3S,4S)-1-Benzyl-4-amino-3-hydroxy-5-phenylpentyl]-3-methyl-2-[2-oxotetrahydropyrimidin-1(2H)-yl]butanamide


  • Catalogue No.:PA 12 32010

  • CAS :

    192726-05-9

  • Molecular Formula : C27H38N4O3

  • Molecular Weight : 466.63

PA 12 32090

Lopinavir - Impurity I

(2S)-N-[(1S,2S,4S)-1-Benzyl-4-[[2-(2,6-dimethylphenoxy)acetyl]amino]-2-hydroxy-5-phenylpentyl]-3-methyl-2-[2-oxotetrahydropyrimidin-1(2H)-yl]butanamide


  • Catalogue No.:PA 12 32090

  • CAS :

    NA

  • Molecular Formula : C37H48N4O5

  • Molecular Weight : 628.81

PA 12 32130

Lopinavir - Impurity M

(2S)-N-[(1R,3R,4S)-1-Benzyl-4-[[2-(2,6-dimethylphenoxy)acetyl]amino]-3-hydroxy-5-phenylpentyl]-3-methyl-2-[2-oxotetrahydropyrimidin-1(2H)-yl]butanamide


  • Catalogue No.:PA 12 32130

  • CAS :

    NA

  • Molecular Formula : C37H48N4O5

  • Molecular Weight : 628.81

PA 12 32540

(2S,3S,5S)-2-(2,6-Dimethylphenoxyacetyl)amino-3-hydroxy-5-trifluromethylcarbonylamino-1,6-diphenylhexane

(2S,3S,5S)-2-(2,6-Dimethylphenoxyacetyl)amino-3-hydroxy-5-trifluromethylcarbonylamino-1,6-diphenylhexane


  • Catalogue No.:PA 12 32540

  • CAS :

    NA

  • Molecular Formula : C30H33F3N2O4

  • Molecular Weight : 542.6

PA 12 32570

Lopinavir - Impurity S

(2,6-Xylyloxy)acetyl Lopinavir


  • Catalogue No.:PA 12 32570

  • CAS :

    943250-65-5

  • Molecular Formula : C47H58N4O7

  • Molecular Weight : 790.99

PA 12 0321000

(S)-N-((2S,4S,5S)-5-(2-(2,6-Dimethylphenoxy)acetamido)-4-hydroxy-1,6-diphenylhexan-2-yl)-2-(2,4-dioxotetrahydropyrimidin-1(2H)-yl)-3-methylbutanamide

(S)-N-((2S,4S,5S)-5-(2-(2,6-Dimethylphenoxy)acetamido)-4-hydroxy-1,6-diphenylhexan-2-yl)-2-(2,4-dioxotetrahydropyrimidin-1(2H)-yl)-3-methylbutanamide


  • Catalogue No.:PA 12 0321000

  • CAS :

    192725-39-6

  • Molecular Formula : C37H46N4O6

  • Molecular Weight : 642.8

PA STI 088718

Lopinavir D8

Lopinavir D8


  • Catalogue No.:PA STI 088718

  • CAS :

    1224729-35-4

  • Molecular Formula : C37H45D3N4O5

  • Molecular Weight : 631.83

PA 12 0321001

Lopinavir Metabolite M-3/M-4

Lopinavir Metabolite M-3/M-4


  • Catalogue No.:PA 12 0321001

  • CAS :

    357275-54-8

  • Molecular Formula : C37H48N4O6

  • Molecular Weight : 644.81

PA 12 0321002

Lopinavir System Suitability Mixture

Lopinavir System Suitability Mixture


  • Catalogue No.:PA 12 0321002

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA 12 0321003

Isolopinavir

Isolopinavir


  • Catalogue No.:PA 12 0321003

  • CAS :

    1132765-59-3

  • Molecular Formula : C38H50N4O5

  • Molecular Weight : 642.84

PA 12 0320060

Lopinavir - Impurity F

N-[(1S,2S,4S)-1-Benzyl-4-(formylamino)-2-hydroxy-5-phenylpentyl]-2-(2,6-dimethylphenoxy)acetamide


  • Catalogue No.:PA 12 0320060

  • CAS :

    NA

  • Molecular Formula : C29H34N2O4

  • Molecular Weight : 474.6

PA 12 0320180

Lopinavir - Impurity R

(2S)-N-[(1S,3S,4S)-1-Benzyl-4-[[2-(2,6-dimethylphenoxy)acetyl]amino]-3-hydroxy-5-phenylpentyl]-2-[3-[2-(2,6-dimethylphenoxy)acetyl]-2-oxotetrahydropyrimidin-1(2H)-yl]-3-methylbutanamide,


  • Catalogue No.:PA 12 0320180

  • CAS :

    943250-66-6

  • Molecular Formula : C47H58N4O7

  • Molecular Weight : 791

PA 12 0320040

Lopinavir - Impurity D

(1R,3R)-1-[(1R)-1-[[2-(2,6-Dimethylphenoxy)acetyl]amino]-2-phenylethyl]-3-[[(2R)-3-methyl-2-[2-oxotetrahydropyrimidin-1(2H)-yl]butanoyl]amino]-4-phenylbutyl hydrogen sulfate


  • Catalogue No.:PA 12 0320040

  • CAS :

    NA

  • Molecular Formula : C37H48N4O8S

  • Molecular Weight : 708.87

PA 12 0320030

Lopinavir - Impurity C

(2R)-N-[(1S,2S,4S)-1-Benzyl-2-hydroxy-4-[[(2S)-3-methyl-2-[2-oxotetrahydropyrimidin-1(2H)-yl]butanoyl]amino]-5-phenylpentyl]-3-methyl-2-[2-oxotetrahydropyrimidin-1(2H)-yl]butanamide


  • Catalogue No.:PA 12 0320030

  • CAS :

    NA

  • Molecular Formula : C36H52N6O5

  • Molecular Weight : 648.85

PA 12 0320100

Lopinavir - Impurity J

(2S)-N-[(1S,3S,4S)-1-Benzyl-4-[[2-(2,4-dimethylphenoxy)acetyl]amino]-3-hydroxy-5-phenylpentyl]-3-methyl-2-[2-oxotetrahydropyrimidin-1(2H)-yl]butanamide,


  • Catalogue No.:PA 12 0320100

  • CAS :

    NA

  • Molecular Formula : C37H48N4O5

  • Molecular Weight : 628.81

PA 12 0320050

Lopinavir - Impurity E

N-[(1S,2S,4S)-4-amino-1-benzyl-2-hydroxy-5-phenylpentyl]-2-(2,6-dimethylphenoxy)acetamide,


  • Catalogue No.:PA 12 0320050

  • CAS :

    192725-49-8

  • Molecular Formula : C28H34N2O3

  • Molecular Weight : 446.59

PA 12 0320110

Lopinavir - Impurity K

(2R)-N-[(1S,3S,4S)-1-benzyl-4-[[2-(2,6-dimethylphenoxy)acetyl]amino]-3-hydroxy-5-phenylpentyl]-3-methyl-2-[2-oxotetrahydropyrimidin-1(2H)-yl]butanamide,


  • Catalogue No.:PA 12 0320110

  • CAS :

    1623021-24-8

  • Molecular Formula : C37H48N4O5

  • Molecular Weight : 628.81

PA 12 0320140

Lopinavir - Impurity N

(2S)-N-[(1S,3R,4S)-1-benzyl-4-[[2-(2,6-dimethylphenoxy)acetyl]amino]-3-hydroxy-5-phenylpentyl]-3-methyl-2-[2-oxotetrahydropyrimidin-1(2H)-yl]butanamide,


  • Catalogue No.:PA 12 0320140

  • CAS :

    1798014-18-2

  • Molecular Formula : C37H48N4O5

  • Molecular Weight : 628.81

PA 12 0320160

Lopinavir - Impurity P

(2S)-N-[(1R,3S,4S)-1-benzyl-4-[[2-(2,6-dimethylphenoxy)acetyl]amino]-3-hydroxy-5-phenylpentyl]-3-methyl-2-[2-oxotetrahydropyrimidin-1(2H)-yl]butanamide,


  • Catalogue No.:PA 12 0320160

  • CAS :

    1217628-64-2

  • Molecular Formula : C37H48N4O5

  • Molecular Weight : 628.81

PA 12 0320170

Lopinavir - Impurity Q

N-[(1S,2S,4S)-1-benzyl-4-[[2-(2,6-dimethylphenoxy)acetyl]amino]-2-hydroxy-5-phenylpentyl]-2-(2,6-dimethylphenoxy)acetamide,


  • Catalogue No.:PA 12 0320170

  • CAS :

    667904-94-1

  • Molecular Formula : C38H44N2O5

  • Molecular Weight : 608.78

PA 12 0320020

Lopinavir - Impurity B

(2S)-N-[(1S,3S,4S)-1-Benzyl-4-(formylamino)-3-hydroxy5-phenylpentyl]-3-methyl-2-[2-oxotetrahydropyrimidin1(2H)-yl]butanamide


  • Catalogue No.:PA 12 0320020

  • CAS :

    NA

  • Molecular Formula : C28H38N4O4 

  • Molecular Weight : 494.64

PA 12 0321004

N-(5-(2-(2,6-dimethylphenoxy)acetamido)-4-hydroxy-1,6-diphenylhexan-2-yl)-3-methyl-2-(2-oxotetrahydropyrimidin-1(2H)-yl)pentanamide

N-(5-(2-(2,6-dimethylphenoxy)acetamido)-4-hydroxy-1,6-diphenylhexan-2-yl)-3-methyl-2-(2-oxotetrahydropyrimidin-1(2H)-yl)pentanamide


  • Catalogue No.:PA 12 0321004

  • CAS :

    943238-69-5

  • Molecular Formula : C38H50N4O5

  • Molecular Weight : 642.84

PA 12 0320070

Lopinavir - Impurity G

N-[(2S,3S,5S)-5-(Acetylamino)-3-hydroxy-1,6-diphenylhexan-2- yl]-2-(2,6-dimethylphenoxy)acetamide


  • Catalogue No.:PA 12 0320070

  • CAS :

    NA

  • Molecular Formula : C30H36N2O4

  • Molecular Weight : 488.63

PA 12 0320150

Lopinavir - Impurity O

(2S,3S,5S)-2-[[(2,6-Dimethylphenoxy)acetyl]amino]- 5-[[(2S)-3-methyl-2-(2-oxotetrahydropyrimidin-1(2H)- yl)butanoyl]amino]-1,6-diphenylhexan-3-yl (2S)-3-methyl-2-(2- oxotetrahydropyrimidin-1(2H)-yl)butanoate


  • Catalogue No.:PA 12 0320150

  • CAS :

    NA

  • Molecular Formula : C46H62N6O7

  • Molecular Weight : 811.04

PA 12 0320080

Lopinavir - Impurity H

N-[(1S)-1-[(4S,6S)-4-Benzyl-2-oxo-1,3-oxazinan-6-yl]-2-phenylethyl]-2-(2,6-dimethylphenoxy)acetamide


  • Catalogue No.:PA 12 0320080

  • CAS :

    NA

  • Molecular Formula : C29H32N2O4

  • Molecular Weight : 472.59

PA IPRS 111 16

Lopinavir (IPRS/111/16) - from IPC

Lopinavir (IPRS/111/16) - from IPC


  • Catalogue No.:PA IPRS 111 16

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA 12 0321005

(2S,3S,5S)-2-(N,N-Dibenzylamino)-3-hydroxy-5-(tert-butyloxycarbonylamino)-1,6-diphenylhexane

(2S,3S,5S)-2-(N,N-Dibenzylamino)-3-hydroxy-5-(tert-butyloxycarbonylamino)-1,6-diphenylhexane


  • Catalogue No.:PA 12 0321005

  • CAS :

    162849-93-6

  • Molecular Formula : C37H44N2O3

  • Molecular Weight : 564.77

PA 12 0321006

(R)-3-Methyl-2-(2-oxotetrahydropyrimidin-1(2H)-yl)butanoic Acid

(R)-3-Methyl-2-(2-oxotetrahydropyrimidin-1(2H)-yl)butanoic Acid


  • Catalogue No.:PA 12 0321006

  • CAS :

    1370045-08-1

  • Molecular Formula : C9H16N2O3

  • Molecular Weight : 200.24

PA 12 0321007

Sulfolopinavir

Sulfolopinavir


  • Catalogue No.:PA 12 0321007

  • CAS :

    NA

  • Molecular Formula : C37H48N4O8S

  • Molecular Weight : 708.87

PA 12 0321008

N-(5-Amino-3-hydroxy-1,6-diphenylhexan-2-yl)-2-(2,6-dimethylphenoxy)acetamide

N-(5-Amino-3-hydroxy-1,6-diphenylhexan-2-yl)-2-(2,6-dimethylphenoxy)acetamide


  • Catalogue No.:PA 12 0321008

  • CAS :

    NA

  • Molecular Formula : C28H34N2O3

  • Molecular Weight : 446.59

PA 12 0321009

(S)-N-((2S,4S,5S)-4-Hydroxy-5-(2-(4-(2-(((2S,3S,5S)-3-hydroxy-5-((S)-3-methyl-2-(2-oxotetrahydropyrimidin-1(2H)-yl)butanamido)-1,6-diphenylhexan-2-yl)amino)-2-oxoethoxy)-3,5-dimethylphenyl)acetamido)-1,6-diphenylhexan-2-yl)-3-methyl-2-(2-oxotetrahydropyrimidin-1(2H)-yl)butanamide

(S)-N-((2S,4S,5S)-4-Hydroxy-5-(2-(4-(2-(((2S,3S,5S)-3-hydroxy-5-((S)-3-methyl-2-(2-oxotetrahydropyrimidin-1(2H)-yl)butanamido)-1,6-diphenylhexan-2-yl)amino)-2-oxoethoxy)-3,5-dimethylphenyl)acetamido)-1,6-diphenylhexan-2-yl)-3-methyl-2-(2-oxotetrahydropyrimidin-1(2H)-yl)butanamide


  • Catalogue No.:PA 12 0321009

  • CAS :

    1989516-33-7

  • Molecular Formula : C66H86N8O9

  • Molecular Weight : 1135.46

PA 12 0321010

(S)-N-((2S,4S,5S)-5-(2-(2,6-Dimethylphenoxy)acetamido)-4-hydroxy-1,6-diphenylhexan-2-yl)-4-methyl-2-(2-oxotetrahydropyrimidin-1(2H)-yl)pentanamide

(S)-N-((2S,4S,5S)-5-(2-(2,6-Dimethylphenoxy)acetamido)-4-hydroxy-1,6-diphenylhexan-2-yl)-4-methyl-2-(2-oxotetrahydropyrimidin-1(2H)-yl)pentanamide


  • Catalogue No.:PA 12 0321010

  • CAS :

    1132765-60-6

  • Molecular Formula : C38H50N4O5

  • Molecular Weight : 642.84

PA 12 0321011

tert-Butyl ((2S,4S,5S)-5-(2-(2,6-dimethylphenoxy)acetamido)-4-hydroxy-1,6-diphenylhexan-2-yl)carbamate

tert-Butyl ((2S,4S,5S)-5-(2-(2,6-dimethylphenoxy)acetamido)-4-hydroxy-1,6-diphenylhexan-2-yl)carbamate


  • Catalogue No.:PA 12 0321011

  • CAS :

    192725-45-4

  • Molecular Formula : C33H42N2O5

  • Molecular Weight : 546.71