Peptides and its Impurities

Peptides are naturally occurring biological macromolecules formed by the linear arrangement of two or more amino acids linked together by peptide bonds. It can be used as biomarkers for disease detection and diagnosis. Reference standards of Peptides API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 80 results for Peptides Impurities
Drug Reference Standards & Impurity Synthesis in India
PA PEP 004828

Corticotropin Releasing Factor bovine

Corticotropin Releasing Factor bovine


  • Catalogue No.:PA PEP 004828

  • CAS :

    92307-52-3

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004829

D-Alanyl-D-alanine

D-Alanyl-D-alanine


  • Catalogue No.:PA PEP 004829

  • CAS :

    923-16-0

  • Molecular Formula : C6H12N2O3

  • Molecular Weight : 160.17

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004830

Glycyl-L-alanyl-L-tyrosine

Glycyl-L-alanyl-L-tyrosine


  • Catalogue No.:PA PEP 004830

  • CAS :

    92327-84-9

  • Molecular Formula : C14H19N3O5

  • Molecular Weight : 309.32

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004831

(2S,5S,8S,11S,14S,17S,20S,23S)-5-((1H-Imidazol-4-yl)methyl)-23-amino-14-(3-amino-3-oxopropyl)-11-benzyl-17,20-di((S)-sec-butyl)-8-(2-carboxyethyl)-24-hydroxy-2-isobutyl-4,7,10,13,16,19,22-heptaoxo-3,6,9,12,15,18,21-heptaazatetracosanoic Acid

(2S,5S,8S,11S,14S,17S,20S,23S)-5-((1H-Imidazol-4-yl)methyl)-23-amino-14-(3-amino-3-oxopropyl)-11-benzyl-17,20-di((S)-sec-butyl)-8-(2-carboxyethyl)-24-hydroxy-2-isobutyl-4,7,10,13,16,19,22-heptaoxo-3,6,9,12,15,18,21-heptaazatetracosanoic Acid


  • Catalogue No.:PA PEP 004831

  • CAS :

    923926-96-9

  • Molecular Formula : C46H71N11O13

  • Molecular Weight : 986.14

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004832

(5-((3aS,4S,6aR)-2-Oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoyl)-L-alanyl-L-prolyl-L-arginyl-L-threonyl-L-prolylglycylglycyl-L-arginyl-L-arginine

(5-((3aS,4S,6aR)-2-Oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoyl)-L-alanyl-L-prolyl-L-arginyl-L-threonyl-L-prolylglycylglycyl-L-arginyl-L-arginine


  • Catalogue No.:PA PEP 004832

  • CAS :

    923949-88-6

  • Molecular Formula : C49H84N20O13S

  • Molecular Weight : 1193.4

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004833

(S)-5-((Carboxymethyl)amino)-4-((S)-2-((S)-2-((S)-2-((S)-2-((2S,3R)-2-((S)-5-guanidino-2-((S)-1-((5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoyl)glycyl-L-arginyl)pyrrolidine-2-carboxamido)pentanamido)-3-hydroxybutanamido)-3-hydroxypropanamido)-3-hydroxypropanamido)-3-phenylpropanamido)propanamido)-5-oxopentanoic Acid

(S)-5-((Carboxymethyl)amino)-4-((S)-2-((S)-2-((S)-2-((S)-2-((2S,3R)-2-((S)-5-guanidino-2-((S)-1-((5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoyl)glycyl-L-arginyl)pyrrolidine-2-carboxamido)pentanamido)-3-hydroxybutanamido)-3-hydroxypropanamido)-3-hydroxypropanamido)-3-phenylpropanamido)propanamido)-5-oxopentanoic Acid


  • Catalogue No.:PA PEP 004833

  • CAS :

    923949-90-0

  • Molecular Formula : C58H91N19O19S

  • Molecular Weight : 1390.54

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004834

L-Arginyl-L-arginyl-L-arginyl-L-glutaminyl-L-arginyl-L-arginyl-L-lysyl-L-lysyl-L-arginylglycylglycyl-L-α-aspartyl-L-isoleucyl-L-methionylglycyl-L-α-glutamyl-L-tryptophylglycyl-L-asparaginyl-L-α-glutamyl-L-isoleucyl-L-phenylalanylglycyl-L-alanyl-L-isoleucyl-L-alanylglycyl-L-phenylalanyl-L-leucylglycine

L-Arginyl-L-arginyl-L-arginyl-L-glutaminyl-L-arginyl-L-arginyl-L-lysyl-L-lysyl-L-arginylglycylglycyl-L-α-aspartyl-L-isoleucyl-L-methionylglycyl-L-α-glutamyl-L-tryptophylglycyl-L-asparaginyl-L-α-glutamyl-L-isoleucyl-L-phenylalanylglycyl-L-alanyl-L-isoleucyl-L-alanylglycyl-L-phenylalanyl-L-leucylglycine


  • Catalogue No.:PA PEP 004834

  • CAS :

    923954-79-4

  • Molecular Formula : C149H243N53O39S

  • Molecular Weight : 3432.98

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004835

L-Histidyl-L-alanyl-L-glutamylglycyl-L-threonyl-L-phenylalanyl-L-threonyl-L-seryl-L-aspartic Acid

L-Histidyl-L-alanyl-L-glutamylglycyl-L-threonyl-L-phenylalanyl-L-threonyl-L-seryl-L-aspartic Acid


  • Catalogue No.:PA PEP 004835

  • CAS :

    926018-45-3

  • Molecular Formula : C40H57N11O17

  • Molecular Weight : 963.96

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004836

L-Histidyl-L-alanyl-L-glutamylglycyl-L-threonyl-L-phenylalanyl-L-threonyl-L-seryl-L-aspartyl-L-valyl-L-seryl-L-seryl-L-tyrosyl-L-leucyl-L-glutamic Acid

L-Histidyl-L-alanyl-L-glutamylglycyl-L-threonyl-L-phenylalanyl-L-threonyl-L-seryl-L-aspartyl-L-valyl-L-seryl-L-seryl-L-tyrosyl-L-leucyl-L-glutamic Acid


  • Catalogue No.:PA PEP 004836

  • CAS :

    926018-57-7

  • Molecular Formula : C71H103N17O28

  • Molecular Weight : 1642.7

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004837

(2S,5S,8S,14S)-14-((S)-2-((S)-2-Amino-3-(1H-imidazol-4-yl)propanamido)propanamido)-5-benzyl-2,8-bis((R)-1-hydroxyethyl)-4,7,10,13-tetraoxo-3,6,9,12-tetraazaheptadecanedioic Acid

(2S,5S,8S,14S)-14-((S)-2-((S)-2-Amino-3-(1H-imidazol-4-yl)propanamido)propanamido)-5-benzyl-2,8-bis((R)-1-hydroxyethyl)-4,7,10,13-tetraoxo-3,6,9,12-tetraazaheptadecanedioic Acid


  • Catalogue No.:PA PEP 004837

  • CAS :

    926018-95-3

  • Molecular Formula : C33H47N9O12

  • Molecular Weight : 761.79

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004838

Glutathione Ethyl Ester

Glutathione Ethyl Ester


  • Catalogue No.:PA PEP 004838

  • CAS :

    92614-59-0

  • Molecular Formula : C12H21N3O6S

  • Molecular Weight : 335.38

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004839

Glycylglycyl-L-glutamyl-L-glutamyl-L-glutamyl-L-glutamyl-L-tyrosyl-L-phenylalanyl-L-glutamyl-L-leucyl-L-valyl-L-lysyl-L-lysyl-L-lysyl-L-lysine

Glycylglycyl-L-glutamyl-L-glutamyl-L-glutamyl-L-glutamyl-L-tyrosyl-L-phenylalanyl-L-glutamyl-L-leucyl-L-valyl-L-lysyl-L-lysyl-L-lysyl-L-lysine


  • Catalogue No.:PA PEP 004839

  • CAS :

    926279-93-8

  • Molecular Formula : C82H129N19O27

  • Molecular Weight : 1813.04

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004841

D-Alanyl-D-alanyl-D-alanyl-D-alanine

D-Alanyl-D-alanyl-D-alanyl-D-alanine


  • Catalogue No.:PA PEP 004841

  • CAS :

    926-78-3

  • Molecular Formula : C12H22N4O5

  • Molecular Weight : 302.33

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004842

Tetraalanine

Tetraalanine


  • Catalogue No.:PA PEP 004842

  • CAS :

    926-79-4

  • Molecular Formula : C12H22N4O5

  • Molecular Weight : 302.33

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004843

(2S,5S,8S,11S)-2-((1H-Imidazol-4-yl)methyl)-11-(3-amino-3-oxopropyl)-8-(carboxymethyl)-5-isopropyl-4,7,10,13-tetraoxo-3,6,9,12-tetraazatetradecanoic Acid

(2S,5S,8S,11S)-2-((1H-Imidazol-4-yl)methyl)-11-(3-amino-3-oxopropyl)-8-(carboxymethyl)-5-isopropyl-4,7,10,13-tetraoxo-3,6,9,12-tetraazatetradecanoic Acid


  • Catalogue No.:PA PEP 004843

  • CAS :

    928006-50-2

  • Molecular Formula : C22H33N7O9

  • Molecular Weight : 539.55

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004844

Acetyl-L-prolyl-L-prolyl-L-tyrosyl-L-leucine

Acetyl-L-prolyl-L-prolyl-L-tyrosyl-L-leucine


  • Catalogue No.:PA PEP 004844

  • CAS :

    928006-88-6

  • Molecular Formula : C27H38N4O7

  • Molecular Weight : 530.62

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004845

(S)-1-(Acetyl-L-tyrosyl)-N-((S)-1-(((S)-1-amino-1-oxo-3-phenylpropan-2-yl)amino)-1-oxo-3-phenylpropan-2-yl)pyrrolidine-2-carboxamide

(S)-1-(Acetyl-L-tyrosyl)-N-((S)-1-(((S)-1-amino-1-oxo-3-phenylpropan-2-yl)amino)-1-oxo-3-phenylpropan-2-yl)pyrrolidine-2-carboxamide


  • Catalogue No.:PA PEP 004845

  • CAS :

    928007-64-1

  • Molecular Formula : C34H39N5O6

  • Molecular Weight : 613.72

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004846

L-Tyrosylglycyl-L-arginyl-L-lysyl-L-lysyl-L-arginyl-L-arginyl-L-glutaminyl-L-arginyl-L-arginyl-L-arginylglycyl-L-lysylglycyl-L-lysyl-L-seryl-L-lysyl-L-arginyl-L-lysyl-L-lysyl-L-aspartyl-L-leucyl-L-arginyl-L-isoleucine

L-Tyrosylglycyl-L-arginyl-L-lysyl-L-lysyl-L-arginyl-L-arginyl-L-glutaminyl-L-arginyl-L-arginyl-L-arginylglycyl-L-lysylglycyl-L-lysyl-L-seryl-L-lysyl-L-arginyl-L-lysyl-L-lysyl-L-aspartyl-L-leucyl-L-arginyl-L-isoleucine


  • Catalogue No.:PA PEP 004846

  • CAS :

    928163-65-9

  • Molecular Formula : C129H240N56O30

  • Molecular Weight : 3055.7

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004847

L-Valylglycyl-L-valyl-L-alanyl-L-prolylglycine

L-Valylglycyl-L-valyl-L-alanyl-L-prolylglycine


  • Catalogue No.:PA PEP 004847

  • CAS :

    92899-39-3

  • Molecular Formula : C22H38N6O7

  • Molecular Weight : 498.58

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004848

(2S,8S,11S,14S,17S,20S)-14-(2-Amino-2-oxoethyl)-20-((2S,5S,8S,11S,14S,17S,20S,23S,26S,29S,30S)-5,14-bis((1H-imidazol-5-yl)methyl)-29-amino-23-(3-amino-3-oxopropyl)-26-(hydroxymethyl)-17-isopropyl-2,8,11,20,30-pentamethyl-4,7,10,13,16,19,22,25,28-nonaoxo-3,6,9,12,15,18,21,24,27-nonaazadotriacontanamido)-17-((S)-sec-butyl)-11-(2-carboxyethyl)-2-(3-guanidinopropyl)-8-methyl-4,7,10,13,16,19-hexaoxo-3,6,9,12,15,18-hexaazatricosanedioic Acid

(2S,8S,11S,14S,17S,20S)-14-(2-Amino-2-oxoethyl)-20-((2S,5S,8S,11S,14S,17S,20S,23S,26S,29S,30S)-5,14-bis((1H-imidazol-5-yl)methyl)-29-amino-23-(3-amino-3-oxopropyl)-26-(hydroxymethyl)-17-isopropyl-2,8,11,20,30-pentamethyl-4,7,10,13,16,19,22,25,28-nonaoxo-3,6,9,12,15,18,21,24,27-nonaazadotriacontanamido)-17-((S)-sec-butyl)-11-(2-carboxyethyl)-2-(3-guanidinopropyl)-8-methyl-4,7,10,13,16,19-hexaoxo-3,6,9,12,15,18-hexaazatricosanedioic Acid


  • Catalogue No.:PA PEP 004848

  • CAS :

    92915-79-2

  • Molecular Formula : C74H120N26O25

  • Molecular Weight : 1773.93

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004849

L-Isoleucyl-L-seryl-L-glutaminyl-L-alanyl-L-valyl-L-histidyl-L-alanyl-L-alanyl-L-histidyl-L-alanyl-L-glutamyl-L-isoleucyl-L-asparaginyl-L-glutamic Acid

L-Isoleucyl-L-seryl-L-glutaminyl-L-alanyl-L-valyl-L-histidyl-L-alanyl-L-alanyl-L-histidyl-L-alanyl-L-glutamyl-L-isoleucyl-L-asparaginyl-L-glutamic Acid


  • Catalogue No.:PA PEP 004849

  • CAS :

    92915-80-5

  • Molecular Formula : C63H100N20O22

  • Molecular Weight : 1489.61

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004850

L-Lysylglycyl-L-asparaginyl-L-seryl-L-alanyl-L-leucyl-L-histidyl-L-valyl-L-alanyl-L-seryl-L-glutaminyl-L-histidylglycyl-L-histidyl-L-leucylglycyl-L-cysteinyl-L-isoleucyl-L-glutaminyl-L-threonyl-L-leucyl-L-valyl-L-arginyl-L-tyrosylglycyl-L-alanyl-L-asparaginyl-L-valyl-L-threonyl-L-methionyl-L-glutaminyl-L-asparaginyl-L-histidylglycine

L-Lysylglycyl-L-asparaginyl-L-seryl-L-alanyl-L-leucyl-L-histidyl-L-valyl-L-alanyl-L-seryl-L-glutaminyl-L-histidylglycyl-L-histidyl-L-leucylglycyl-L-cysteinyl-L-isoleucyl-L-glutaminyl-L-threonyl-L-leucyl-L-valyl-L-arginyl-L-tyrosylglycyl-L-alanyl-L-asparaginyl-L-valyl-L-threonyl-L-methionyl-L-glutaminyl-L-asparaginyl-L-histidylglycine


  • Catalogue No.:PA PEP 004850

  • CAS :

    929207-58-9

  • Molecular Formula : C152H244N52O46S2

  • Molecular Weight : 3600.06

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004851

(4S,7S,10R,13S,16S,22S)-7-((1H-Imidazol-5-yl)methyl)-16-((1H-indol-3-yl)methyl)-26-amino-22-((S)-2-(((S)-1-amino-3-methyl-1-oxobutan-2-yl)carbamoyl)pyrrolidine-1-carbonyl)-10-benzyl-13-(3-guanidinopropyl)-4-((2S,5S,8S,11S)-8-(4-hydroxybenzyl)-5,11-bis(hydroxymethyl)-2-(2-(methylthio)ethyl)-4,7,10,13-tetraoxo-3,6,9,12-tetraazatetradecanamido)-5,8,11,14,17,20-hexaoxo-6,9,12,15,18,21-hexaazahexacosanoic Acid

(4S,7S,10R,13S,16S,22S)-7-((1H-Imidazol-5-yl)methyl)-16-((1H-indol-3-yl)methyl)-26-amino-22-((S)-2-(((S)-1-amino-3-methyl-1-oxobutan-2-yl)carbamoyl)pyrrolidine-1-carbonyl)-10-benzyl-13-(3-guanidinopropyl)-4-((2S,5S,8S,11S)-8-(4-hydroxybenzyl)-5,11-bis(hydroxymethyl)-2-(2-(methylthio)ethyl)-4,7,10,13-tetraoxo-3,6,9,12-tetraazatetradecanamido)-5,8,11,14,17,20-hexaoxo-6,9,12,15,18,21-hexaazahexacosanoic Acid


  • Catalogue No.:PA PEP 004851

  • CAS :

    92937-43-4

  • Molecular Formula : C77H109N21O19S

  • Molecular Weight : 1664.91

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004852

Glycyl-L-prolyl-L-tryptophylglycyl-L-aspartyl-L-cysteinyl-L-seryl-L-arginyl-L-threonyl-L-cysteinylglycylglycylglycyl-L-valyl-L-glutaminyl-L-phenylalanyl-L-seryl-L-seryl-L-arginine

Glycyl-L-prolyl-L-tryptophylglycyl-L-aspartyl-L-cysteinyl-L-seryl-L-arginyl-L-threonyl-L-cysteinylglycylglycylglycyl-L-valyl-L-glutaminyl-L-phenylalanyl-L-seryl-L-seryl-L-arginine


  • Catalogue No.:PA PEP 004852

  • CAS :

    929554-73-4

  • Molecular Formula : C80H121N27O27S2

  • Molecular Weight : 1957.13

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004853

L-Seryl-L-prolyl-L-tryptophyl-L-seryl-L-glutaminyl-L-cysteinyl-L-threonyl-L-alanyl-L-seryl-L-cysteinylglycylglycylglycyl-L-valyl-L-glutaminyl-L-threonyl-L-arginine

L-Seryl-L-prolyl-L-tryptophyl-L-seryl-L-glutaminyl-L-cysteinyl-L-threonyl-L-alanyl-L-seryl-L-cysteinylglycylglycylglycyl-L-valyl-L-glutaminyl-L-threonyl-L-arginine


  • Catalogue No.:PA PEP 004853

  • CAS :

    929554-90-5

  • Molecular Formula : C69H109N23O25S2

  • Molecular Weight : 1724.89

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004854

L-Seryl-L-lysyl-L-tryptophyl-L-seryl-L-α-glutamyl-L-cysteinyl-L-seryl-L-arginyl-L-threonyl-L-cysteinylglycylglycylglycyl-L-valyl-L-lysyl-L-phenylalanyl-L-glutaminyl-L-α-glutamyl-L-arginine

L-Seryl-L-lysyl-L-tryptophyl-L-seryl-L-α-glutamyl-L-cysteinyl-L-seryl-L-arginyl-L-threonyl-L-cysteinylglycylglycylglycyl-L-valyl-L-lysyl-L-phenylalanyl-L-glutaminyl-L-α-glutamyl-L-arginine


  • Catalogue No.:PA PEP 004854

  • CAS :

    929554-95-0

  • Molecular Formula : C89H141N29O29S2

  • Molecular Weight : 2145.4

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004855

L-Seryl-L-prolyl-L-tryptophyl-L-seryl-L-lysyl-L-cysteinyl-L-seryl-L-alanyl-L-alanyl-L-cysteinylglycyl-L-glutaminyl-L-threonylglycyl-L-valyl-L-glutaminyl-L-threonyl-L-arginyl-L-threonyl-L-arginine

L-Seryl-L-prolyl-L-tryptophyl-L-seryl-L-lysyl-L-cysteinyl-L-seryl-L-alanyl-L-alanyl-L-cysteinylglycyl-L-glutaminyl-L-threonylglycyl-L-valyl-L-glutaminyl-L-threonyl-L-arginyl-L-threonyl-L-arginine


  • Catalogue No.:PA PEP 004855

  • CAS :

    929555-05-5

  • Molecular Formula : C86H142N30O29S2

  • Molecular Weight : 2124.38

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004856

Fibulostatin 6.3

Fibulostatin 6.3


  • Catalogue No.:PA PEP 004856

  • CAS :

    929555-10-2

  • Molecular Formula : C82H133N29O29S2

  • Molecular Weight : 2053.26

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004857

Papilostatin-2

Papilostatin-2


  • Catalogue No.:PA PEP 004857

  • CAS :

    929555-13-5

  • Molecular Formula : C86H134N30O28S2

  • Molecular Weight : 2100.32

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004858

Glycyl-L-prolyl-L-tryptophyl-L-α-glutamyl-L-arginyl-L-cysteinyl-L-threonyl-L-alanyl-L-glutaminyl-L-cysteinylglycylglycylglycyl-L-isoleucyl-L-glutaminyl-L-alanyl-L-arginyl-L-arginyl-L-arginine

Glycyl-L-prolyl-L-tryptophyl-L-α-glutamyl-L-arginyl-L-cysteinyl-L-threonyl-L-alanyl-L-glutaminyl-L-cysteinylglycylglycylglycyl-L-isoleucyl-L-glutaminyl-L-alanyl-L-arginyl-L-arginyl-L-arginine


  • Catalogue No.:PA PEP 004858

  • CAS :

    929555-15-7

  • Molecular Formula : C85H140N34O25S2

  • Molecular Weight : 2102.39

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004859

L-Seryl-L-prolyl-L-tryptophyl-L-threonyl-L-lysyl-L-cysteinyl-L-seryl-L-alanyl-L-threonyl-L-cysteinylglycylglycylglycyl-L-histidyl-L-tyrosyl-L-methionyl-L-arginyl-L-threonyl-L-arginine

L-Seryl-L-prolyl-L-tryptophyl-L-threonyl-L-lysyl-L-cysteinyl-L-seryl-L-alanyl-L-threonyl-L-cysteinylglycylglycylglycyl-L-histidyl-L-tyrosyl-L-methionyl-L-arginyl-L-threonyl-L-arginine


  • Catalogue No.:PA PEP 004859

  • CAS :

    929555-16-8

  • Molecular Formula : C87H135N29O26S3

  • Molecular Weight : 2099.39

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004860

L-Threonyl-L-seryl-L-tryptophyl-L-seryl-L-prolyl-L-cysteinyl-L-seryl-L-alanyl-L-seryl-L-cysteinylglycylglycylglycyl-L-histidyl-L-tyrosyl-L-glutaminyl-L-arginyl-L-threonyl-L-arginine

L-Threonyl-L-seryl-L-tryptophyl-L-seryl-L-prolyl-L-cysteinyl-L-seryl-L-alanyl-L-seryl-L-cysteinylglycylglycylglycyl-L-histidyl-L-tyrosyl-L-glutaminyl-L-arginyl-L-threonyl-L-arginine


  • Catalogue No.:PA PEP 004860

  • CAS :

    929555-17-9

  • Molecular Formula : C83H125N29O28S2

  • Molecular Weight : 2041.21

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004861

Scospondistatin

Scospondistatin


  • Catalogue No.:PA PEP 004861

  • CAS :

    929555-18-0

  • Molecular Formula : C81H127N27O30S2

  • Molecular Weight : 2023.19

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004862

(S)-4-((S)-2-((S)-2-(2-((S)-2-(2-((R)-2-((2S,3R)-2-((S)-2-((S)-2-((R)-2-((S)-2-((S)-2-((S)-2-((S)-1-(L-Glutaminyl)pyrrolidine-2-carboxamido)-3-(1H-indol-3-yl)propanamido)-3-hydroxypropanamido)-5-amino-5-oxopentanamido)-3-mercaptopropanamido)-3-hydroxypropanamido)propanamido)-3-hydroxybutanamido)-3-mercaptopropanamido)acetamido)-3-carboxypropanamido)acetamido)-3-methylbutanamido)-5-guanidinopentanamido)-5-(((S)-1-(((S)-1-(((S)-1-carboxy-4-guanidinobutyl)amino)-5-guanidino-1-oxopentan-2-yl)amino)-5-guanidino-1-oxopentan-2-yl)amino)-5-oxopentanoic Acid

(S)-4-((S)-2-((S)-2-(2-((S)-2-(2-((R)-2-((2S,3R)-2-((S)-2-((S)-2-((R)-2-((S)-2-((S)-2-((S)-2-((S)-1-(L-Glutaminyl)pyrrolidine-2-carboxamido)-3-(1H-indol-3-yl)propanamido)-3-hydroxypropanamido)-5-amino-5-oxopentanamido)-3-mercaptopropanamido)-3-hydroxypropanamido)propanamido)-3-hydroxybutanamido)-3-mercaptopropanamido)acetamido)-3-carboxypropanamido)acetamido)-3-methylbutanamido)-5-guanidinopentanamido)-5-(((S)-1-(((S)-1-(((S)-1-carboxy-4-guanidinobutyl)amino)-5-guanidino-1-oxopentan-2-yl)amino)-5-guanidino-1-oxopentan-2-yl)amino)-5-oxopentanoic Acid


  • Catalogue No.:PA PEP 004862

  • CAS :

    929555-19-1

  • Molecular Formula : C87H142N34O29S2

  • Molecular Weight : 2192.42

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004863

(S)-2-Acetamido-N-((S)-5-guanidino-1-((4-methyl-2-oxo-2H-chromen-7-yl)amino)-1-oxopentan-2-yl)-4-methylpentanamide

(S)-2-Acetamido-N-((S)-5-guanidino-1-((4-methyl-2-oxo-2H-chromen-7-yl)amino)-1-oxopentan-2-yl)-4-methylpentanamide


  • Catalogue No.:PA PEP 004863

  • CAS :

    929621-79-4

  • Molecular Formula : C24H34N6O5

  • Molecular Weight : 486.57

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004864

(S)-2-Acetamido-5-guanidino-N-((S)-1-(((S)-5-guanidino-1-((4-methyl-2-oxo-2H-chromen-7-yl)amino)-1-oxopentan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)pentanamide

(S)-2-Acetamido-5-guanidino-N-((S)-1-(((S)-5-guanidino-1-((4-methyl-2-oxo-2H-chromen-7-yl)amino)-1-oxopentan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)pentanamide


  • Catalogue No.:PA PEP 004864

  • CAS :

    929903-87-7

  • Molecular Formula : C30H46N10O6

  • Molecular Weight : 642.76

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004865

L-Phenylalanyl-L-arginyl-L-lysyl-L-lysyl-L-tryptophyl-L-asparaginyl-L-lysyl-L-tryptophyl-L-alanyl-L-leucyl-L-seryl-L-arginine

L-Phenylalanyl-L-arginyl-L-lysyl-L-lysyl-L-tryptophyl-L-asparaginyl-L-lysyl-L-tryptophyl-L-alanyl-L-leucyl-L-seryl-L-arginine


  • Catalogue No.:PA PEP 004865

  • CAS :

    929905-12-4

  • Molecular Formula : C77H118N24O15

  • Molecular Weight : 1619.94

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004866

L-Leucyl-L-valyl-L-arginyl-L-tyrosyl-L-threonyl-L-lysyl-L-lysyl-L-valyl-L-prolyl-L-glutaminyl-L-valyl-L-seryl-L-threonyl-L-prolyl-L-threonyl-L-leucine

L-Leucyl-L-valyl-L-arginyl-L-tyrosyl-L-threonyl-L-lysyl-L-lysyl-L-valyl-L-prolyl-L-glutaminyl-L-valyl-L-seryl-L-threonyl-L-prolyl-L-threonyl-L-leucine


  • Catalogue No.:PA PEP 004866

  • CAS :

    930280-31-2

  • Molecular Formula : C84H144N22O23

  • Molecular Weight : 1830.21

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004867

Dusquetide

Dusquetide


  • Catalogue No.:PA PEP 004867

  • CAS :

    931395-42-5

  • Molecular Formula : C25H47N9O5

  • Molecular Weight : 553.71

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004868

(S)-N1-((S)-1-(((S)-1-((S)-2-(((S)-4-Amino-1-(((S)-1-amino-3-(1H-indol-3-yl)-1-oxopropan-2-yl)amino)-1,4-dioxobutan-2-yl)carbamoyl)pyrrolidin-1-yl)-3-hydroxy-1-oxopropan-2-yl)amino)-1-oxo-3-phenylpropan-2-yl)-2-((S)-3-methyl-2-((S)-5-oxopyrrolidine-2-carboxamido)butanamido)succinamide

(S)-N1-((S)-1-(((S)-1-((S)-2-(((S)-4-Amino-1-(((S)-1-amino-3-(1H-indol-3-yl)-1-oxopropan-2-yl)amino)-1,4-dioxobutan-2-yl)carbamoyl)pyrrolidin-1-yl)-3-hydroxy-1-oxopropan-2-yl)amino)-1-oxo-3-phenylpropan-2-yl)-2-((S)-3-methyl-2-((S)-5-oxopyrrolidine-2-carboxamido)butanamido)succinamide


  • Catalogue No.:PA PEP 004868

  • CAS :

    93208-51-6

  • Molecular Formula : C46H60N12O12

  • Molecular Weight : 973.06

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004869

(S)-N1-((2S,8S,11S,14S,17S)-21-Amino-8-benzyl-17-carbamoyl-14-(4-((2,4-dinitrophenyl)amino)butyl)-11-(3-guanidinopropyl)-1-hydroxy-3,6,9,12,15-pentaoxo-4,7,10,13,16-pentaazahenicosan-2-yl)-2-((S)-2-((S)-2-((S)-2-(2-(7-methoxy-2-oxo-2H-chromen-4-yl)acetamido)propanamido)-3-methylbutanamido)-4-methylpentanamido)pentanediamide

(S)-N1-((2S,8S,11S,14S,17S)-21-Amino-8-benzyl-17-carbamoyl-14-(4-((2,4-dinitrophenyl)amino)butyl)-11-(3-guanidinopropyl)-1-hydroxy-3,6,9,12,15-pentaoxo-4,7,10,13,16-pentaazahenicosan-2-yl)-2-((S)-2-((S)-2-((S)-2-(2-(7-methoxy-2-oxo-2H-chromen-4-yl)acetamido)propanamido)-3-methylbutanamido)-4-methylpentanamido)pentanediamide


  • Catalogue No.:PA PEP 004869

  • CAS :

    932391-88-3

  • Molecular Formula : C69H99N19O20

  • Molecular Weight : 1514.66

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004870

(S)-N1-((S)-1-Amino-3-(1H-indol-3-yl)-1-oxopropan-2-yl)-2-((S)-1-(((S)-5-oxopyrrolidine-2-carbonyl)-L-leucyl-L-threonyl-L-phenylalanyl-L-threonyl)pyrrolidine-2-carboxamido)succinamide

(S)-N1-((S)-1-Amino-3-(1H-indol-3-yl)-1-oxopropan-2-yl)-2-((S)-1-(((S)-5-oxopyrrolidine-2-carbonyl)-L-leucyl-L-threonyl-L-phenylalanyl-L-threonyl)pyrrolidine-2-carboxamido)succinamide


  • Catalogue No.:PA PEP 004870

  • CAS :

    93240-39-2

  • Molecular Formula : C48H65N11O12

  • Molecular Weight : 988.11

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004871

(S)-3-(2-((S)-2-((S)-2-((S)-2-((S)-1-(L-Asparaginyl-L-alanyl-L-valyl)pyrrolidine-2-carboxamido)-4-amino-4-oxobutanamido)-4-methylpentanamido)-5-guanidinopentanamido)acetamido)-4-(((S)-1-(((S)-5-amino-1-(((S)-1-(((S)-1-(((S)-1-(((S)-5-amino-1-(((S)-6-amino-1-(((S)-1-(((S)-1-(((S)-1-(((1S,2R)-1-carboxy-2-hydroxypropyl)amino)-5-guanidino-1-oxopentan-2-yl)amino)-1-oxopropan-2-yl)amino)-3-methyl-1-oxobutan-2-yl)amino)-1-oxohexan-2-yl)amino)-1,5-dioxopentan-2-yl)amino)-1-oxopropan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)amino)-3-methyl-1-oxobutan-2-yl)amino)-1,5-dioxopentan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)amino)-4-oxobutanoic Acid

(S)-3-(2-((S)-2-((S)-2-((S)-2-((S)-1-(L-Asparaginyl-L-alanyl-L-valyl)pyrrolidine-2-carboxamido)-4-amino-4-oxobutanamido)-4-methylpentanamido)-5-guanidinopentanamido)acetamido)-4-(((S)-1-(((S)-5-amino-1-(((S)-1-(((S)-1-(((S)-1-(((S)-5-amino-1-(((S)-6-amino-1-(((S)-1-(((S)-1-(((S)-1-(((1S,2R)-1-carboxy-2-hydroxypropyl)amino)-5-guanidino-1-oxopentan-2-yl)amino)-1-oxopropan-2-yl)amino)-3-methyl-1-oxobutan-2-yl)amino)-1-oxohexan-2-yl)amino)-1,5-dioxopentan-2-yl)amino)-1-oxopropan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)amino)-3-methyl-1-oxobutan-2-yl)amino)-1,5-dioxopentan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)amino)-4-oxobutanoic Acid


  • Catalogue No.:PA PEP 004871

  • CAS :

    932699-03-1

  • Molecular Formula : C93H163N31O28

  • Molecular Weight : 2163.52

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004872

Methyl N2-((3S,4S)-4-((S)-2-((S)-2-((S)-1-(((benzyloxy)carbonyl)-L-arginyl-L-arginyl)pyrrolidine-2-carboxamido)-3-phenylpropanamido)-3-(1H-imidazol-5-yl)propanamido)-3-hydroxy-6-methylheptanoyl)-L-isoleucyl-L-histidyl-N6-(tert-butoxycarbonyl)-L-lysinate

Methyl N2-((3S,4S)-4-((S)-2-((S)-2-((S)-1-(((benzyloxy)carbonyl)-L-arginyl-L-arginyl)pyrrolidine-2-carboxamido)-3-phenylpropanamido)-3-(1H-imidazol-5-yl)propanamido)-3-hydroxy-6-methylheptanoyl)-L-isoleucyl-L-histidyl-N6-(tert-butoxycarbonyl)-L-lysinate


  • Catalogue No.:PA PEP 004872

  • CAS :

    93287-54-8

  • Molecular Formula : C72H110N20O15

  • Molecular Weight : 1495.8

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004873

Degarelix Acetate Hydrate

Degarelix Acetate Hydrate


  • Catalogue No.:PA PEP 004873

  • CAS :

    934246-14-7

  • Molecular Formula : C82H103ClN18O16 . x(C2H4O2) . x(H2O)

  • Molecular Weight : 1632.29 . x(60.05) . x(18.02)

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004874

2-((4R,7S,10S,13S,19S,22S,25S,28S,31S,34R)-10-((1H-Imidazol-5-yl)methyl)-19-((1H-indol-3-yl)methyl)-34-((2S,3S)-2-acetamido-3-methylpentanamido)-4-(((2S,3R)-1-amino-3-hydroxy-1-oxobutan-2-yl)carbamoyl)-25-(3-amino-3-oxopropyl)-7-(3-guanidinopropyl)-31-isopropyl-13-methyl-28-((1-methyl-1H-indol-3-yl)methyl)-6,9,12,15,18,21,24,27,30,33-decaoxo-1,2-dithia-5,8,11,14,17,20,23,26,29,32-decaazacyclopentatriacontan-22-yl)acetic Acid

2-((4R,7S,10S,13S,19S,22S,25S,28S,31S,34R)-10-((1H-Imidazol-5-yl)methyl)-19-((1H-indol-3-yl)methyl)-34-((2S,3S)-2-acetamido-3-methylpentanamido)-4-(((2S,3R)-1-amino-3-hydroxy-1-oxobutan-2-yl)carbamoyl)-25-(3-amino-3-oxopropyl)-7-(3-guanidinopropyl)-31-isopropyl-13-methyl-28-((1-methyl-1H-indol-3-yl)methyl)-6,9,12,15,18,21,24,27,30,33-decaoxo-1,2-dithia-5,8,11,14,17,20,23,26,29,32-decaazacyclopentatriacontan-22-yl)acetic Acid


  • Catalogue No.:PA PEP 004874

  • CAS :

    934461-40-2

  • Molecular Formula : C72H102N22O18S2

  • Molecular Weight : 1627.86

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004875

(4S,7S,10S,13S,16S,19S)-4,10,13-Tris(4-aminobutyl)-19-(((2S,3R)-1-(((S)-1,5-diamino-1,5-dioxopentan-2-yl)amino)-3-hydroxy-1-oxobutan-2-yl)carbamoyl)-16-((R)-1-hydroxyethyl)-7-isobutyl-2,5,8,11,14,17-hexaoxo-3,6,9,12,15,18-hexaazadocosan-22-oic Acid

(4S,7S,10S,13S,16S,19S)-4,10,13-Tris(4-aminobutyl)-19-(((2S,3R)-1-(((S)-1,5-diamino-1,5-dioxopentan-2-yl)amino)-3-hydroxy-1-oxobutan-2-yl)carbamoyl)-16-((R)-1-hydroxyethyl)-7-isobutyl-2,5,8,11,14,17-hexaoxo-3,6,9,12,15,18-hexaazadocosan-22-oic Acid


  • Catalogue No.:PA PEP 004875

  • CAS :

    934812-87-0

  • Molecular Formula : C44H81N13O14

  • Molecular Weight : 1016.21

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004876

L-Arginyl-L-arginyl-L-lysyl-L-alanyl-L-serylglycyl-L-prolyl-L-prolyl-L-valine

L-Arginyl-L-arginyl-L-lysyl-L-alanyl-L-serylglycyl-L-prolyl-L-prolyl-L-valine


  • Catalogue No.:PA PEP 004876

  • CAS :

    93511-94-5

  • Molecular Formula : C41H74N16O11

  • Molecular Weight : 967.14

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004877

(S)-N-((2S,5S,8S,11S,14S)-5-((1H-Indol-3-yl)methyl)-1-amino-2-(4-hydroxybenzyl)-11-((R)-1-hydroxyethyl)-8-(hydroxymethyl)-15-(4-hydroxyphenyl)-1,4,7,10,13-pentaoxo-3,6,9,12-tetraazapentadecan-14-yl)-6-amino-2-((2S,5S,8S,11S)-2,8-bis(3-guanidinopropyl)-11-(4-hydroxybenzyl)-5-(hydroxymethyl)-4,7,10,13-tetraoxo-3,6,9,12-tetraazatetradecanamido)hexanamide

(S)-N-((2S,5S,8S,11S,14S)-5-((1H-Indol-3-yl)methyl)-1-amino-2-(4-hydroxybenzyl)-11-((R)-1-hydroxyethyl)-8-(hydroxymethyl)-15-(4-hydroxyphenyl)-1,4,7,10,13-pentaoxo-3,6,9,12-tetraazapentadecan-14-yl)-6-amino-2-((2S,5S,8S,11S)-2,8-bis(3-guanidinopropyl)-11-(4-hydroxybenzyl)-5-(hydroxymethyl)-4,7,10,13-tetraoxo-3,6,9,12-tetraazatetradecanamido)hexanamide


  • Catalogue No.:PA PEP 004877

  • CAS :

    935288-50-9

  • Molecular Formula : C68H95N19O17

  • Molecular Weight : 1450.62

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004878

Quazomotide

Quazomotide


  • Catalogue No.:PA PEP 004878

  • CAS :

    935395-33-8

  • Molecular Formula : C98H164N38O29S2

  • Molecular Weight : 2402.75

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004879

Vorumotide

Vorumotide


  • Catalogue No.:PA PEP 004879

  • CAS :

    935395-34-9

  • Molecular Formula : C114H181N39O29S2

  • Molecular Weight : 2626.07

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004880

D-Arginyl-D-arginyl-D-arginyl-D-arginyl-D-arginyl-D-arginyl-D-arginyl-D-arginyl-D-arginyl-L-lysyl-L-phenylalanyl-L-valyl-L-arginyl-L-seryl-L-arginyl-L-arginyl-L-prolyl-L-arginyl-L-threonyl-L-alanyl-L-seryl-L-cysteinyl-L-alanyl-L-leucyl-L-alanyl-L-phenylalanyl-L-valyl-L-asparagine

D-Arginyl-D-arginyl-D-arginyl-D-arginyl-D-arginyl-D-arginyl-D-arginyl-D-arginyl-D-arginyl-L-lysyl-L-phenylalanyl-L-valyl-L-arginyl-L-seryl-L-arginyl-L-arginyl-L-prolyl-L-arginyl-L-threonyl-L-alanyl-L-seryl-L-cysteinyl-L-alanyl-L-leucyl-L-alanyl-L-phenylalanyl-L-valyl-L-asparagine


  • Catalogue No.:PA PEP 004880

  • CAS :

    935732-44-8

  • Molecular Formula : C149H267N69O33S

  • Molecular Weight : 3585.29

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004881

(3R,6S,9S,12S,15S,18S,21R,24S,27S,30S,33S)-9-((1R,2R,E)-1-Hydroxy-2-methylhex-4-en-1-yl)-6-((R)-1-hydroxyethyl)-15,18,27,30-tetraisobutyl-12-isopropyl-33-((R)-1-methoxyethyl)-1,3,4,10,13,19,21,24,28-nonamethyl-1,4,7,10,13,16,19,22,25,28,31-undecaazacyclotritriacontan-2,5,8,11,14,17,20,23,26,29,32-undecaone

(3R,6S,9S,12S,15S,18S,21R,24S,27S,30S,33S)-9-((1R,2R,E)-1-Hydroxy-2-methylhex-4-en-1-yl)-6-((R)-1-hydroxyethyl)-15,18,27,30-tetraisobutyl-12-isopropyl-33-((R)-1-methoxyethyl)-1,3,4,10,13,19,21,24,28-nonamethyl-1,4,7,10,13,16,19,22,25,28,31-undecaazacyclotritriacontan-2,5,8,11,14,17,20,23,26,29,32-undecaone


  • Catalogue No.:PA PEP 004881

  • CAS :

    935735-70-9

  • Molecular Formula : C62H111N11O14

  • Molecular Weight : 1234.63

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004882

N-Terminally acetylated Endomorphin-1

N-Terminally acetylated Endomorphin-1


  • Catalogue No.:PA PEP 004882

  • CAS :

    936000-56-5

  • Molecular Formula : C36H40N6O6

  • Molecular Weight : 652.75

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004883

N-((S)-1-(((R)-1-(((S)-1-Amino-5-guanidino-1-oxopentan-2-yl)amino)-1-oxo-3-phenylpropan-2-yl)amino)-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl)palmitamide

N-((S)-1-(((R)-1-(((S)-1-Amino-5-guanidino-1-oxopentan-2-yl)amino)-1-oxo-3-phenylpropan-2-yl)amino)-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl)palmitamide


  • Catalogue No.:PA PEP 004883

  • CAS :

    936544-53-5

  • Molecular Formula : C37H61N9O4

  • Molecular Weight : 695.95

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004884

Vapreotide Diacetate

Vapreotide Diacetate


  • Catalogue No.:PA PEP 004884

  • CAS :

    936560-75-7

  • Molecular Formula : C61H78N12O13S2

  • Molecular Weight : 1251.49

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004885

(4S,5R)-3-(Na-(((9H-Fluoren-9-yl)methoxy)carbonyl)-1-(tert-butoxycarbonyl)-L-tryptophyl)-2,2,5-trimethyloxazolidine-4-carboxylic Acid

(4S,5R)-3-(Na-(((9H-Fluoren-9-yl)methoxy)carbonyl)-1-(tert-butoxycarbonyl)-L-tryptophyl)-2,2,5-trimethyloxazolidine-4-carboxylic Acid


  • Catalogue No.:PA PEP 004885

  • CAS :

    936707-21-0

  • Molecular Formula : C38H41N3O8

  • Molecular Weight : 667.76

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004886

3-((3R,9S,12S,15S,21S,24S,27S,30S,33S,38aS)-9-((1H-Indol-3-yl)methyl)-27-(2-amino-2-oxoethyl)-12,33-dibenzyl-3-carbamoyl-24-(carboxymethyl)-21-(4-hydroxybenzyl)-30-((R)-1-hydroxyethyl)-1,7,10,13,16,19,22,25,28,31,34-undecaoxohexatriacontahydro-6H-pyrrolo[1,2-e1][1]thia[4,7,10,13,16,19,22,25,28,31,34]undecaazacyclohexatriacontin-15-yl)propanoic Acid

3-((3R,9S,12S,15S,21S,24S,27S,30S,33S,38aS)-9-((1H-Indol-3-yl)methyl)-27-(2-amino-2-oxoethyl)-12,33-dibenzyl-3-carbamoyl-24-(carboxymethyl)-21-(4-hydroxybenzyl)-30-((R)-1-hydroxyethyl)-1,7,10,13,16,19,22,25,28,31,34-undecaoxohexatriacontahydro-6H-pyrrolo[1,2-e1][1]thia[4,7,10,13,16,19,22,25,28,31,34]undecaazacyclohexatriacontin-15-yl)propanoic Acid


  • Catalogue No.:PA PEP 004886

  • CAS :

    936728-13-1

  • Molecular Formula : C67H80N14O19S

  • Molecular Weight : 1417.52

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004887

L-Arginyl-L-arginyl-L-leucyl-L-seryl-L-seryl-L-leucyl-L-arginyl-L-alanine

L-Arginyl-L-arginyl-L-leucyl-L-seryl-L-seryl-L-leucyl-L-arginyl-L-alanine


  • Catalogue No.:PA PEP 004887

  • CAS :

    93674-74-9

  • Molecular Formula : C39H75N17O11

  • Molecular Weight : 958.14

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004888

(S)-4-(((S)-1-Carboxy-2-hydroxyethyl)amino)-3-(2-((S)-2,6-diaminohexanamido)acetamido)-4-oxobutanoic Acid

(S)-4-(((S)-1-Carboxy-2-hydroxyethyl)amino)-3-(2-((S)-2,6-diaminohexanamido)acetamido)-4-oxobutanoic Acid


  • Catalogue No.:PA PEP 004888

  • CAS :

    93674-95-4

  • Molecular Formula : C15H27N5O8

  • Molecular Weight : 405.41

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004889

(6S,12S,15S)-1,6-Diamino-12-(2-carboxyethyl)-15-(hydroxymethyl)-1-imino-7,10,13-trioxo-2,8,11,14-tetraazahexadecan-16-oic Acid

(6S,12S,15S)-1,6-Diamino-12-(2-carboxyethyl)-15-(hydroxymethyl)-1-imino-7,10,13-trioxo-2,8,11,14-tetraazahexadecan-16-oic Acid


  • Catalogue No.:PA PEP 004889

  • CAS :

    93674-97-6

  • Molecular Formula : C16H29N7O8

  • Molecular Weight : 447.45

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004890

(6S,12S,15S)-1,6-Diamino-12-(carboxymethyl)-1-imino-15-isopropyl-7,10,13-trioxo-2,8,11,14-tetraazahexadecan-16-oic Acid

(6S,12S,15S)-1,6-Diamino-12-(carboxymethyl)-1-imino-15-isopropyl-7,10,13-trioxo-2,8,11,14-tetraazahexadecan-16-oic Acid


  • Catalogue No.:PA PEP 004890

  • CAS :

    93674-99-8

  • Molecular Formula : C17H31N7O7

  • Molecular Weight : 445.48

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004891

(6S,12S,15S)-1,6-Diamino-12-(carboxymethyl)-15-((R)-1-hydroxyethyl)-1-imino-7,10,13-trioxo-2,8,11,14-tetraazahexadecan-16-oic Acid

(6S,12S,15S)-1,6-Diamino-12-(carboxymethyl)-15-((R)-1-hydroxyethyl)-1-imino-7,10,13-trioxo-2,8,11,14-tetraazahexadecan-16-oic Acid


  • Catalogue No.:PA PEP 004891

  • CAS :

    93675-01-5

  • Molecular Formula : C16H29N7O8

  • Molecular Weight : 447.45

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004892

L-Prolyl-L-leucyl-L-methionyl-L-isoleucyl-L-lysyl-L-arginyl-L-seryl-L-lysyl-L-lysyl-L-asparaginyl-L-seryl-L-leucyl-L-alanyl-L-leucyl-L-seryl-L-leucyl-L-threonine

L-Prolyl-L-leucyl-L-methionyl-L-isoleucyl-L-lysyl-L-arginyl-L-seryl-L-lysyl-L-lysyl-L-asparaginyl-L-seryl-L-leucyl-L-alanyl-L-leucyl-L-seryl-L-leucyl-L-threonine


  • Catalogue No.:PA PEP 004892

  • CAS :

    938077-77-1

  • Molecular Formula : C84H154N24O23S

  • Molecular Weight : 1900.36

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004893

(S)-N1-((4S,7S,10S,16S,19S)-16-((1H-Imidazol-4-yl)methyl)-22-amino-4-carbamoyl-10-(3-guanidinopropyl)-2,7-dimethyl-6,9,12,15,18,22-hexaoxo-5,8,11,14,17-pentaazadocosan-19-yl)-2-((2S,5S,8S,14S,17S)-17-amino-5-(3-amino-3-oxopropyl)-2-(4-hydroxybenzyl)-14-(hydroxymethyl)-8,19-dimethyl-4,7,10,13,16-pentaoxo-3,6,9,12,15-pentaazaicosanamido)pentanediamide

(S)-N1-((4S,7S,10S,16S,19S)-16-((1H-Imidazol-4-yl)methyl)-22-amino-4-carbamoyl-10-(3-guanidinopropyl)-2,7-dimethyl-6,9,12,15,18,22-hexaoxo-5,8,11,14,17-pentaazadocosan-19-yl)-2-((2S,5S,8S,14S,17S)-17-amino-5-(3-amino-3-oxopropyl)-2-(4-hydroxybenzyl)-14-(hydroxymethyl)-8,19-dimethyl-4,7,10,13,16-pentaoxo-3,6,9,12,15-pentaazaicosanamido)pentanediamide


  • Catalogue No.:PA PEP 004893

  • CAS :

    938193-98-7

  • Molecular Formula : C61H98N22O18

  • Molecular Weight : 1427.59

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004894

L-Valyl-L-histidyl-L-leucyl-L-threonyl-L-proline

L-Valyl-L-histidyl-L-leucyl-L-threonyl-L-proline


  • Catalogue No.:PA PEP 004894

  • CAS :

    93913-38-3

  • Molecular Formula : C26H43N7O7

  • Molecular Weight : 565.67

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004895

Orfamide A

Orfamide A


  • Catalogue No.:PA PEP 004895

  • CAS :

    939960-34-6

  • Molecular Formula : C64H114N10O17

  • Molecular Weight : 1295.67

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004896

Glycylglycyl-L-leucyl-L-arginyl-L-seryl-L-leucylglycyl-L-arginyl-L-lysyl-L-isoleucyl-L-leucyl-L-arginyl-L-alanyl-L-tryptophyl-L-lysyl-L-lysyl-L-tyrosylglycyl-L-prolyl-L-isoleucyl-L-isoleucyl-L-valyl-L-prolyl-L-isoleucyl-L-isoleucyl-L-arginyl-L-isoleucylglycine

Glycylglycyl-L-leucyl-L-arginyl-L-seryl-L-leucylglycyl-L-arginyl-L-lysyl-L-isoleucyl-L-leucyl-L-arginyl-L-alanyl-L-tryptophyl-L-lysyl-L-lysyl-L-tyrosylglycyl-L-prolyl-L-isoleucyl-L-isoleucyl-L-valyl-L-prolyl-L-isoleucyl-L-isoleucyl-L-arginyl-L-isoleucylglycine


  • Catalogue No.:PA PEP 004896

  • CAS :

    939963-76-5

  • Molecular Formula : C147H252N44O31

  • Molecular Weight : 3131.91

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004897

(S)-1-(L-Lysyl-L-seryl-L-arginyl-L-isoleucyl-L-valyl)-N-((S)-1-(((2S,3S)-1-((S)-2-(((S)-1-(((S)-1-(((S)-1-(((S)-1-amino-4-methyl-1-oxopentan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)amino)-3-hydroxy-1-oxopropan-2-yl)amino)-3-methyl-1-oxobutan-2-yl)carbamoyl)pyrrolidin-1-yl)-3-methyl-1-oxopentan-2-yl)amino)-1-oxopropan-2-yl)pyrrolidine-2-carboxamide

(S)-1-(L-Lysyl-L-seryl-L-arginyl-L-isoleucyl-L-valyl)-N-((S)-1-(((2S,3S)-1-((S)-2-(((S)-1-(((S)-1-(((S)-1-(((S)-1-amino-4-methyl-1-oxopentan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)amino)-3-hydroxy-1-oxopropan-2-yl)amino)-3-methyl-1-oxobutan-2-yl)carbamoyl)pyrrolidin-1-yl)-3-methyl-1-oxopentan-2-yl)amino)-1-oxopropan-2-yl)pyrrolidine-2-carboxamide


  • Catalogue No.:PA PEP 004897

  • CAS :

    940291-10-1

  • Molecular Formula : C65H118N18O15

  • Molecular Weight : 1391.77

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004898

(2S,5S,8S,11S,14S,17S,20S,23S)-23-((S)-5-Amino-2-((R)-2-amino-3-mercaptopropanamido)-5-oxopentanamido)-5-benzyl-17-(2-carboxyethyl)-11-(3-guanidinopropyl)-2-(4-hydroxybenzyl)-8,14-bis((R)-1-hydroxyethyl)-20-(hydroxymethyl)-4,7,10,13,16,19,22-heptaoxo-3,6,9,12,15,18,21-heptaazapentacosanedioic Acid

(2S,5S,8S,11S,14S,17S,20S,23S)-23-((S)-5-Amino-2-((R)-2-amino-3-mercaptopropanamido)-5-oxopentanamido)-5-benzyl-17-(2-carboxyethyl)-11-(3-guanidinopropyl)-2-(4-hydroxybenzyl)-8,14-bis((R)-1-hydroxyethyl)-20-(hydroxymethyl)-4,7,10,13,16,19,22-heptaoxo-3,6,9,12,15,18,21-heptaazapentacosanedioic Acid


  • Catalogue No.:PA PEP 004898

  • CAS :

    94040-53-6

  • Molecular Formula : C52H76N14O20S

  • Molecular Weight : 1249.32

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004899

Cerebellin

Cerebellin


  • Catalogue No.:PA PEP 004899

  • CAS :

    94071-26-8

  • Molecular Formula : C69H113N23O23

  • Molecular Weight : 1632.8

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004900

L-Arginyl-L-glutaminyl-L-isoleucyl-L-lysyl-L-isoleucyl-L-tryptophyl-L-phenylalanyl-L-glutaminyl-L-asparaginyl-L-arginyl-L-arginyl-L-methionyl-L-lysyl-L-tryptophyl-L-lysyl-L-lysylglycylglycine

L-Arginyl-L-glutaminyl-L-isoleucyl-L-lysyl-L-isoleucyl-L-tryptophyl-L-phenylalanyl-L-glutaminyl-L-asparaginyl-L-arginyl-L-arginyl-L-methionyl-L-lysyl-L-tryptophyl-L-lysyl-L-lysylglycylglycine


  • Catalogue No.:PA PEP 004900

  • CAS :

    940866-75-1

  • Molecular Formula : C108H174N36O22S

  • Molecular Weight : 2360.87

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004901

(S)-6-Amino-N-(2-(((2S,3S)-1-(((S)-1-(((S)-1-amino-3-hydroxy-1-oxopropan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)amino)-3-methyl-1-oxopentan-2-yl)amino)-2-oxoethyl)-2-((S)-2-amino-3-methylbutanamido)hexanamide

(S)-6-Amino-N-(2-(((2S,3S)-1-(((S)-1-(((S)-1-amino-3-hydroxy-1-oxopropan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)amino)-3-methyl-1-oxopentan-2-yl)amino)-2-oxoethyl)-2-((S)-2-amino-3-methylbutanamido)hexanamide


  • Catalogue No.:PA PEP 004901

  • CAS :

    942413-05-0

  • Molecular Formula : C28H54N8O7

  • Molecular Weight : 614.79

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004902

Novexatin

Novexatin


  • Catalogue No.:PA PEP 004902

  • CAS :

    942577-31-3

  • Molecular Formula : C42H84N28O7

  • Molecular Weight : 1093.32

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004903

(2S,2'S)-2,2'-(((2S,2'S)-1,1'-((2S,2'S)-2,2'-(((2R,2'R)-3,3'-Disulfanediylbis(2-aminopropanoyl))bis(azanediyl))bis(6-aminohexanoyl))bis(pyrrolidine-1,2-diyl-2-carbonyl))bis(azanediyl))bis(3-methylbutanoic Acid)

(2S,2'S)-2,2'-(((2S,2'S)-1,1'-((2S,2'S)-2,2'-(((2R,2'R)-3,3'-Disulfanediylbis(2-aminopropanoyl))bis(azanediyl))bis(6-aminohexanoyl))bis(pyrrolidine-1,2-diyl-2-carbonyl))bis(azanediyl))bis(3-methylbutanoic Acid)


  • Catalogue No.:PA PEP 004903

  • CAS :

    942626-41-7

  • Molecular Formula : C38H68N10O10S2

  • Molecular Weight : 889.14

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004904

L-Phenylalanyl-L-arginyl-L-arginyl-L-glutaminyl-L-arginyl-L-prolyl-L-arginyl-L-leucyl-L-seryl-L-histidyl-L-lysylglycyl-L-prolyl-L-methionyl-L-prolyl-L-phenylalanine

L-Phenylalanyl-L-arginyl-L-arginyl-L-glutaminyl-L-arginyl-L-prolyl-L-arginyl-L-leucyl-L-seryl-L-histidyl-L-lysylglycyl-L-prolyl-L-methionyl-L-prolyl-L-phenylalanine


  • Catalogue No.:PA PEP 004904

  • CAS :

    942905-20-6

  • Molecular Formula : C90H144N32O19S

  • Molecular Weight : 2010.41

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004905

L-Seryl-L-leucyl-L-seryl-L-leucyl-L-seryl-L-prolylglycine

L-Seryl-L-leucyl-L-seryl-L-leucyl-L-seryl-L-prolylglycine


  • Catalogue No.:PA PEP 004905

  • CAS :

    943235-75-4

  • Molecular Formula : C28H49N7O11

  • Molecular Weight : 659.74

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004906

(2S,5S,8S,11S,14S,17S,20S,23S,26S,29S,32S)-17-((1H-Imidazol-5-yl)methyl)-1-amino-32-(2-((S)-2-(2-amino-2-methylpropanamido)-3-methylbutanamido)-2-methylpropanamido)-14,26-bis(3-amino-3-oxopropyl)-5-(4-aminobutyl)-29-((S)-sec-butyl)-20-butyl-11-(3-guanidinopropyl)-2-(4-hydroxybenzyl)-23-isobutyl-8-methyl-1,4,7,10,13,16,19,22,25,28,31-undecaoxo-3,6,9,12,15,18,21,24,27,30-decaazapentatriacontan-35-oic Acid

(2S,5S,8S,11S,14S,17S,20S,23S,26S,29S,32S)-17-((1H-Imidazol-5-yl)methyl)-1-amino-32-(2-((S)-2-(2-amino-2-methylpropanamido)-3-methylbutanamido)-2-methylpropanamido)-14,26-bis(3-amino-3-oxopropyl)-5-(4-aminobutyl)-29-((S)-sec-butyl)-20-butyl-11-(3-guanidinopropyl)-2-(4-hydroxybenzyl)-23-isobutyl-8-methyl-1,4,7,10,13,16,19,22,25,28,31-undecaoxo-3,6,9,12,15,18,21,24,27,30-decaazapentatriacontan-35-oic Acid


  • Catalogue No.:PA PEP 004906

  • CAS :

    943519-33-3

  • Molecular Formula : C76H127N23O19

  • Molecular Weight : 1666.99

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004907

4-(((S)-1-(((S)-3-(4-Hydroxyphenyl)-1-((4-methyl-2-oxo-2H-chromen-7-yl)amino)-1-oxopropan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)amino)-4-oxobutanoic Acid

4-(((S)-1-(((S)-3-(4-Hydroxyphenyl)-1-((4-methyl-2-oxo-2H-chromen-7-yl)amino)-1-oxopropan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)amino)-4-oxobutanoic Acid


  • Catalogue No.:PA PEP 004907

  • CAS :

    94367-20-1

  • Molecular Formula : C29H33N3O8

  • Molecular Weight : 551.6

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004733

L-Leucine, L-alanyl-L-leucyl-L-isoleucyl-L-tyrosyl-L-arginyl-L-lysyl-L-leucyl-L-leucyl-L-phenylalanyl-L-asparaginyl-L-prolyl-L-serylglycyl-L-prolyl-L-tyrosyl-L-glutaminyl-L-lysyl-L-lysyl-L-prolyl-L-valyl-L-histidyl-L-α-glutamyl-L-lysyl-L-lysyl-L-α-glutamyl-L-valyl

L-Leucine, L-alanyl-L-leucyl-L-isoleucyl-L-tyrosyl-L-arginyl-L-lysyl-L-leucyl-L-leucyl-L-phenylalanyl-L-asparaginyl-L-prolyl-L-serylglycyl-L-prolyl-L-tyrosyl-L-glutaminyl-L-lysyl-L-lysyl-L-prolyl-L-valyl-L-histidyl-L-α-glutamyl-L-lysyl-L-lysyl-L-α-glutamyl-L-valyl


  • Catalogue No.:PA PEP 004733

  • CAS :

    891861-48-6

  • Molecular Formula : C151H243N39O37

  • Molecular Weight : 3196.84