Captopril-impurities | Pharmaffiliates

captopril and its Impurities

Captopril main uses are based on its vasodilation and inhibition of some renal function activities. It is a potent, competitive inhibitor of angiotensin-converting enzyme, the enzyme responsible for the conversion of angiotensin I to angiotensin II. Reference standards of Captopril API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 48 results for captopril Impurities
PA 03 09000

Captopril - API

Captopril


  • Catalogue No.:PA 03 09000

  • CAS :

    62571-86-2

  • Molecular Formula : C9H15NO3S

  • Molecular Weight : 217.3

PA 03 09010

Captopril - Impurity A

Captopril Disulphide


  • Catalogue No.:PA 03 09010

  • CAS :

    64806-05-9

  • Molecular Formula : C18H28N2O6S2

  • Molecular Weight : 432.55

PA 03 09030

Captopril - Impurity C

(2RS)-2-Methyl-3-sulphanylpropanoic Acid


  • Catalogue No.:PA 03 09030

  • CAS :

    26473-47-2

  • Molecular Formula : C4H8O2S

  • Molecular Weight : 120.17

PA 03 09040

Captopril - Impurity D

(2RS)-3-Bromo-2-methylpropanoic Acid


  • Catalogue No.:PA 03 09040

  • CAS :

    56970-78-6

  • Molecular Formula : C4H7BrO2

  • Molecular Weight : 167

PA 03 09050

Captopril - Impurity E

(2S)-1-(2-Methylpropanoyl)pyrrolidine-2-carboxylic Acid


  • Catalogue No.:PA 03 09050

  • CAS :

    23500-15-4

  • Molecular Formula : C9H15NO3

  • Molecular Weight : 185.22

PA 03 09060

Captopril - Impurity F

Captopril epi-Isomer


  • Catalogue No.:PA 03 09060

  • CAS :

    63250-36-2

  • Molecular Formula : C9H15NO3S

  • Molecular Weight : 217.29

PA 03 09070

Captopril - Impurity G

(2R)-3-(Acetylthio)-2-methylpropanoic Acid


  • Catalogue No.:PA 03 09070

  • CAS :

    33325-40-5

  • Molecular Formula : C6H10O3S

  • Molecular Weight : 162.21

PA 03 09510

1,2-Diphenylethan-1-amine 3-mercapto-2-methylpropanoate

1,2-Diphenylethan-1-amine 3-mercapto-2-methylpropanoate


  • Catalogue No.:PA 03 09510

  • CAS :

    874882-77-6

  • Molecular Formula : C18H23NO2S

  • Molecular Weight : 317.45

PA 03 09520

(R)-1-[3-(acetylthio)-2-methyl-1-oxopropyl] L-Proline

(R)-1-[3-(acetylthio)-2-methyl-1-oxopropyl] L-Proline


  • Catalogue No.:PA 03 09520

  • CAS :

    65167-28-4

  • Molecular Formula : C11H17NO4S

  • Molecular Weight : 259.32

PA 03 09530

Captopril - Impurity K

(2S)-3-(Acetylthio)-2-methylpropanoic Acid


  • Catalogue No.:PA 03 09530

  • CAS :

    76497-39-7

  • Molecular Formula : C6H10O3S

  • Molecular Weight : 162.21

PA 03 09540

D-Captopril

D-Captopril


  • Catalogue No.:PA 03 09540

  • CAS :

    119238-52-7

  • Molecular Formula : C9H15NO3S

  • Molecular Weight : 217.29

PA STI 017350

Captopril-d3

Captopril-d3


  • Catalogue No.:PA STI 017350

  • CAS :

    1356383-38-4

  • Molecular Formula : C9H12D3NO3S

  • Molecular Weight : 220.3

PA USP1091200

Captopril (1091200)

Captopril (1091200)


  • Catalogue No.:PA USP1091200

  • CAS :

    62571-86-2

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1091221

Captopril Disulfide (1091221)

Captopril Disulfide (1091221)


  • Catalogue No.:PA USP1091221

  • CAS :

    64806-05-9

  • Molecular Formula : NA

  • Molecular Weight : NA

PA BP500RB

captopril disulfide (500RB)

captopril disulfide (500RB)


  • Catalogue No.:PA BP500RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA ICRS0237

Captopril (ICRS0237)


  • Catalogue No.:PA ICRS0237

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA ICRS0238

Captopril disulfide (ICRS0238)


  • Catalogue No.:PA ICRS0238

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA BP538RB

captopril (538RB)

captopril (538RB)


  • Catalogue No.:PA BP538RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPC0430000

Captopril (C0430000)

Captopril (C0430000)


  • Catalogue No.:PA EPC0430000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001219

Captopril impurity B (Y0001219)

Captopril impurity B (Y0001219)


  • Catalogue No.:PA EPY0001219

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001220

Captopril impurity C (Y0001220)

Captopril impurity C (Y0001220)


  • Catalogue No.:PA EPY0001220

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001221

Captopril impurity D (Y0001221)

Captopril impurity D (Y0001221)


  • Catalogue No.:PA EPY0001221

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0000435

Captopril impurity E (Y0000435)

Captopril impurity E (Y0000435)


  • Catalogue No.:PA EPY0000435

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001450

Captopril impurity J (Y0001450)

Captopril impurity J (Y0001450)


  • Catalogue No.:PA EPY0001450

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001182

Captopril for system suitability (Y0001182)

Captopril for system suitability (Y0001182)


  • Catalogue No.:PA EPY0001182

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PAI 03 019010

(R)-3-Mercapto-2-methylpropanoic Acid

(R)-3-Mercapto-2-methylpropanoic Acid


  • Catalogue No.:PAI 03 019010

  • CAS :

    NA

  • Molecular Formula : C4H8O2S

  • Molecular Weight : 120.17

PAI 03 019020

(R)-3-(Acetylthio)-2-methylpropanoic Acid

(R)-3-(Acetylthio)-2-methylpropanoic Acid


  • Catalogue No.:PAI 03 019020

  • CAS :

    NA

  • Molecular Formula : C6H10O3S

  • Molecular Weight : 162.20

PAI 03 019030

((R)-3-(Acetylthio)-2-methylpropanoyl)-L-proline

((R)-3-(Acetylthio)-2-methylpropanoyl)-L-proline


  • Catalogue No.:PAI 03 019030

  • CAS :

    NA

  • Molecular Formula : C11H17NO4S

  • Molecular Weight : 259.32

PA 03 09550

(2R)-3-Acetylthio-2-methylpropionyl Chloride

(2R)-3-Acetylthio-2-methylpropionyl Chloride


  • Catalogue No.:PA 03 09550

  • CAS :

    74345-73-6

  • Molecular Formula : C6H9ClO2S

  • Molecular Weight : 180.65

PA 03 09560

Captopril - Impurity J (Hydrate Salt)

1-[(2S)-3-(Acetylthio)-2-methylpropanoyl]-L-proline Hydrate


  • Catalogue No.:PA 03 09560

  • CAS :

    NA

  • Molecular Formula : C11H17NO4S

  • Molecular Weight : 259.32

PA IPIPRS 125 12

Captopril (IPRS/125/12)-from IPC


  • Catalogue No.:PA IPIPRS 125 12

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA 03 0090101

Captopril - Impurity J (Hydrate Salt)

1-[(2S)-3-(Acetylthio)-2-methylpropanoyl]-L-proline Hydrate


  • Catalogue No.:PA 03 0090101

  • CAS :

    801293-45-8

  • Molecular Formula : C11H19NO5S

  • Molecular Weight : 277.34

PA 03 0090020

Captopril - Impurity B

(2S)-1-[(2S)-3-Bromo-2-methylpropanoyl]-pyrrolidine-2-carboxylic Acid


  • Catalogue No.:PA 03 0090020

  • CAS :

    80629-35-2

  • Molecular Formula : C9H14BrNO3

  • Molecular Weight : 264.12

PA 03 0090120

Captopril - Impurity L

(2S,2′S)-1,1′-[Methane-2,2-diylbis[sulphanediyl[(2S)-2-methyl-1-oxopropane-3,1-diyl]]]dipyrrolidine-2-carboxylic Acid


  • Catalogue No.:PA 03 0090120

  • CAS :

    NA

  • Molecular Formula : C19H30N2O6S2

  • Molecular Weight : 446.58

PA 03 0090150

Captopril - Impurity O

(2S,2'S)-1,1'-[Propane-2,2-diylbis[sulphanediyl[(2S)-2-methyl-1-oxopropane-3,1-diyl]]]dipyrrolidine-2-carboxylic Acid


  • Catalogue No.:PA 03 0090150

  • CAS :

    NA

  • Molecular Formula : C21H34N2O6S2

  • Molecular Weight : 474.63

PA 03 0090080

Captopril - Impurity H

1-[(2S)-3-[[(2R)-3-(Acetylthio)-2-methylpropanoyl]thio]-2-methylpropanoyl]-L-proline


  • Catalogue No.:PA 03 0090080

  • CAS :

    205521-07-9

  • Molecular Formula : C15H23NO5S2

  • Molecular Weight : 361.47

PA 03 0091001

Ethyl ((S)-3-mercapto-2-methylpropanoyl)-L-prolinate

Ethyl ((S)-3-mercapto-2-methylpropanoyl)-L-prolinate


  • Catalogue No.:PA 03 0091001

  • CAS :

    86938-12-7

  • Molecular Formula : C11H19NO3S

  • Molecular Weight : 245.34

PA 03 0091002

((2S)-3-((1-Ethyl-2,5-dioxopyrrolidin-3-yl)thio)-2-methylpropanoyl)-L-proline

((2S)-3-((1-Ethyl-2,5-dioxopyrrolidin-3-yl)thio)-2-methylpropanoyl)-L-proline


  • Catalogue No.:PA 03 0091002

  • CAS :

    185804-96-0

  • Molecular Formula : C15H22N2O5S

  • Molecular Weight : 342.41

PA 03 0091003

(S)-S-(3-Chloro-2-methyl-3-oxopropyl) ethanethioate

(S)-S-(3-Chloro-2-methyl-3-oxopropyl) ethanethioate


  • Catalogue No.:PA 03 0091003

  • CAS :

    69570-39-4

  • Molecular Formula : C6H9ClO2S

  • Molecular Weight : 180.65

PA 03 0091004

((R)-3-Mercapto-2-methylpropanoyl)-D-proline

((R)-3-Mercapto-2-methylpropanoyl)-D-proline


  • Catalogue No.:PA 03 0091004

  • CAS :

    112243-88-6

  • Molecular Formula : C9H15NO3S

  • Molecular Weight : 217.28

PA 03 0091005

4-Mercaptobutyric acid

4-Mercaptobutyric acid


  • Catalogue No.:PA 03 0091005

  • CAS :

    13095-73-3

  • Molecular Formula : C4H8O2S

  • Molecular Weight : 120.17

PA 03 0091006

(S)-(-)-3-(Benzoylthio)-2-methylpropanoic Acid

(S)-(-)-3-(Benzoylthio)-2-methylpropanoic Acid


  • Catalogue No.:PA 03 0091006

  • CAS :

    72679-02-8

  • Molecular Formula : C11H12O3S

  • Molecular Weight : 224.27

PA 03 0090090

Captopril - Impurity I

1-[(2S)-3-[[1-[(2S)-3-(Sulphanyl)-2-methylpropanoyl]-L-prolyl]thio]-2-methylpropanoyl]-L-proline


  • Catalogue No.:PA 03 0090090

  • CAS :

    NA

  • Molecular Formula : C18H28N2O5S2

  • Molecular Weight : 416.55

PA 03 0090130

Captopril - Impurity M

(2S)-1-[(2S)-3-[[(2S)-2-Carboxypropyl]disulphanyl]-2-methylpropanoyl]pyrrolidine-2-carboxylic Acid


  • Catalogue No.:PA 03 0090130

  • CAS :

    NA

  • Molecular Formula : C13H21NO5S2

  • Molecular Weight : 335.43

PA IPRS 27 19

Captopril (IPRS/27/19) -from IPC

Captopril (IPRS/27/19) -from IPC


  • Catalogue No.:PA IPRS 27 19

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA 03 0090100

Captopril - Impurity J

1-[(2S)-3-(Acetylthio)-2-methylpropanoyl]-L-proline


  • Catalogue No.:PA 03 0090100

  • CAS :

    64838-55-7

  • Molecular Formula : C11H17NO4S

  • Molecular Weight : 259.32

PA 03 0090140

Captopril - Impurity N

(2S,2'S)-3,3'-Disulphanediylbis(2-methylpropanoic) Acid


  • Catalogue No.:PA 03 0090140

  • CAS :

    65134-74-9

  • Molecular Formula : C8H14O4S2

  • Molecular Weight : 238.32

PA 03 0091007

(2S)-1-[(2S)-2-Methyl-3-Sulphanylpropanoyl]pyrrolidine-2-carboxylic Acid Methyl ester

(2S)-1-[(2S)-2-Methyl-3-Sulphanylpropanoyl]pyrrolidine-2-carboxylic Acid Methyl ester


  • Catalogue No.:PA 03 0091007

  • CAS :

    176036-41-2

  • Molecular Formula : C10H17NO3S

  • Molecular Weight : 231.31