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 100 results for Peptides Impurities
Drug Reference Standards & Impurity Synthesis in India
PA PEP 004613

(S)-2-((S)-2-((2S,3R)-2-((S)-2-Amino-3-(1H-indol-3-yl)propanamido)-3-hydroxybutanamido)-4-methylpentanamido)-N1-((2S,5S,11S,14S,17S)-17-carbamoyl-11-(4-hydroxybenzyl)-14-isobutyl-5,19-dimethyl-3,6,9,12,15-pentaoxo-4,7,10,13,16-pentaazaicosan-2-yl)succinamide

(S)-2-((S)-2-((2S,3R)-2-((S)-2-Amino-3-(1H-indol-3-yl)propanamido)-3-hydroxybutanamido)-4-methylpentanamido)-N1-((2S,5S,11S,14S,17S)-17-carbamoyl-11-(4-hydroxybenzyl)-14-isobutyl-5,19-dimethyl-3,6,9,12,15-pentaoxo-4,7,10,13,16-pentaazaicosan-2-yl)succinamide


  • Catalogue No.:PA PEP 004613

  • CAS :

    859843-84-8

  • Molecular Formula : C54H81N13O13

  • Molecular Weight : 1120.32

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004614

D-Tyrosyl-L-valylglycine

D-Tyrosyl-L-valylglycine


  • Catalogue No.:PA PEP 004614

  • CAS :

    86030-52-6

  • Molecular Formula : C16H23N3O5

  • Molecular Weight : 337.38

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004615

L-Isoleucyl-L-seryl-L-arginyl-L-prolyl-L-prolylglycyl-L-phenylalanyl-L-seryl-L-prolyl-L-phenylalanyl-L-arginine

L-Isoleucyl-L-seryl-L-arginyl-L-prolyl-L-prolylglycyl-L-phenylalanyl-L-seryl-L-prolyl-L-phenylalanyl-L-arginine


  • Catalogue No.:PA PEP 004615

  • CAS :

    86030-63-9

  • Molecular Formula : C59H89N17O14

  • Molecular Weight : 1260.47

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004617

N2-(2-Aminobenzoyl)-L-seryl-L-aspartyl-N6-(2,4-dinitrophenyl)-L-lysyl-L-proline

N2-(2-Aminobenzoyl)-L-seryl-L-aspartyl-N6-(2,4-dinitrophenyl)-L-lysyl-L-proline


  • Catalogue No.:PA PEP 004617

  • CAS :

    860313-53-7

  • Molecular Formula : C31H38N8O13

  • Molecular Weight : 730.69

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004618

(S)-N-(2-Amino-2-oxoethyl)-1-(((S)-5-oxopyrrolidine-2-carbonyl)-L-histidyl-L-tryptophyl-L-seryl-L-tyrosylglycyl-L-tryptophyl-L-leucyl)pyrrolidine-2-carboxamide

(S)-N-(2-Amino-2-oxoethyl)-1-(((S)-5-oxopyrrolidine-2-carbonyl)-L-histidyl-L-tryptophyl-L-seryl-L-tyrosylglycyl-L-tryptophyl-L-leucyl)pyrrolidine-2-carboxamide


  • Catalogue No.:PA PEP 004618

  • CAS :

    86073-88-3

  • Molecular Formula : C60H73N15O13

  • Molecular Weight : 1212.34

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004619

Glycyl-L-tryptophyl-L-threonyl-L-leucyl-L-asparaginyl-L-seryl-L-alanylglycyl-L-tyrosyl-L-leucyl-L-leucylglycyl-L-prolyl-L-glutaminyl-L-prolyl-L-prolylglycyl-L-phenylalanyl-L-seryl-L-prolyl-L-phenylalanyl-L-argininamide

Glycyl-L-tryptophyl-L-threonyl-L-leucyl-L-asparaginyl-L-seryl-L-alanylglycyl-L-tyrosyl-L-leucyl-L-leucylglycyl-L-prolyl-L-glutaminyl-L-prolyl-L-prolylglycyl-L-phenylalanyl-L-seryl-L-prolyl-L-phenylalanyl-L-argininamide


  • Catalogue No.:PA PEP 004619

  • CAS :

    860790-38-1

  • Molecular Formula : C112H161N29O28

  • Molecular Weight : 2361.7

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004620

Shepherdin

Shepherdin


  • Catalogue No.:PA PEP 004620

  • CAS :

    861224-28-4

  • Molecular Formula : C41H64N12O12S

  • Molecular Weight : 949.1

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004621

N5-((R)-1-(((S)-1-Carboxy-4-(((R)-1-(((S)-1-carboxy-4-(((R)-1-((carboxymethyl)amino)-3-mercapto-1-oxopropan-2-yl)amino)-4-oxobutyl)amino)-3-mercapto-1-oxopropan-2-yl)amino)-4-oxobutyl)amino)-3-mercapto-1-oxopropan-2-yl)-L-glutamine

N5-((R)-1-(((S)-1-Carboxy-4-(((R)-1-(((S)-1-carboxy-4-(((R)-1-((carboxymethyl)amino)-3-mercapto-1-oxopropan-2-yl)amino)-4-oxobutyl)amino)-3-mercapto-1-oxopropan-2-yl)amino)-4-oxobutyl)amino)-3-mercapto-1-oxopropan-2-yl)-L-glutamine


  • Catalogue No.:PA PEP 004621

  • CAS :

    86220-45-3

  • Molecular Formula : C26H41N7O14S3

  • Molecular Weight : 771.83

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004622

(11S,14S,17S,110S,113S,116R)-34-Methoxy-110-(4-methoxybenzyl)-12,15,17,111,113,116-hexamethyl-4-oxa-12,15,18,111,114,117-hexaaza-1(1,4)-cyclooctadecana-3(1,3),5(1,4)-dibenzenacyclohexaphane-13,16,19,112,115,118-hexaone

(11S,14S,17S,110S,113S,116R)-34-Methoxy-110-(4-methoxybenzyl)-12,15,17,111,113,116-hexamethyl-4-oxa-12,15,18,111,114,117-hexaaza-1(1,4)-cyclooctadecana-3(1,3),5(1,4)-dibenzenacyclohexaphane-13,16,19,112,115,118-hexaone


  • Catalogue No.:PA PEP 004622

  • CAS :

    86229-97-2

  • Molecular Formula : C41H50N6O9

  • Molecular Weight : 770.88

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004623

(S)-5-(((S)-1-(((S)-4-Amino-1-(((S)-4-carboxy-1-(((1S,2R)-1-carboxy-2-hydroxypropyl)amino)-1-oxobutan-2-yl)amino)-1,4-dioxobutan-2-yl)amino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl)amino)-5-oxo-4-((S)-1-(tetradecanoyl-L-seryl-L-leucyl-L-asparaginyl)pyrrolidine-2-carboxamido)pentanoic Acid

(S)-5-(((S)-1-(((S)-4-Amino-1-(((S)-4-carboxy-1-(((1S,2R)-1-carboxy-2-hydroxypropyl)amino)-1-oxobutan-2-yl)amino)-1,4-dioxobutan-2-yl)amino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl)amino)-5-oxo-4-((S)-1-(tetradecanoyl-L-seryl-L-leucyl-L-asparaginyl)pyrrolidine-2-carboxamido)pentanoic Acid


  • Catalogue No.:PA PEP 004623

  • CAS :

    862502-26-9

  • Molecular Formula : C61H94N12O19

  • Molecular Weight : 1299.49

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004625

2-((2S,5R,8R,11S)-5-Benzyl-11-(3-guanidinopropyl)-8-(mercaptomethyl)-3,6,9,12,15-pentaoxo-1,4,7,10,13-pentaazacyclopentadecan-2-yl)acetic Acid

2-((2S,5R,8R,11S)-5-Benzyl-11-(3-guanidinopropyl)-8-(mercaptomethyl)-3,6,9,12,15-pentaoxo-1,4,7,10,13-pentaazacyclopentadecan-2-yl)acetic Acid


  • Catalogue No.:PA PEP 004625

  • CAS :

    862772-11-0

  • Molecular Formula : C24H34N8O7S

  • Molecular Weight : 578.65

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004626

Copeptin (Rat)

Copeptin (Rat)


  • Catalogue No.:PA PEP 004626

  • CAS :

    86280-64-0

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004627

Ethyl (S,E)-4-((S)-3-hydroxy-2-((S)-2-(3-hydroxy-2-methylbenzamido)-3-methylbutanamido)propanamido)-6-methylhept-2-enoate

Ethyl (S,E)-4-((S)-3-hydroxy-2-((S)-2-(3-hydroxy-2-methylbenzamido)-3-methylbutanamido)propanamido)-6-methylhept-2-enoate


  • Catalogue No.:PA PEP 004627

  • CAS :

    862891-04-1

  • Molecular Formula : C26H39N3O7

  • Molecular Weight : 505.61

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004629

(Tyr34)-pTH (7-34) amide (bovine)

(Tyr34)-pTH (7-34) amide (bovine)


  • Catalogue No.:PA PEP 004629

  • CAS :

    86292-93-5

  • Molecular Formula : C156H244N48O40S2

  • Molecular Weight : 3496.08

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004630

Pep-1-cysteamide

Pep-1-cysteamide


  • Catalogue No.:PA PEP 004630

  • CAS :

    863608-35-9

  • Molecular Formula : C140H202N36O33S

  • Molecular Weight : 2949.44

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004631

N-((6S,9S,12S,15S)-1-Amino-12-(4-aminobutyl)-9-(3-guanidinopropyl)-1-imino-6-((4-methyl-2-oxo-2H-chromen-7-yl)carbamoyl)-8,11,14-trioxo-2,7,10,13-tetraazanonadecan-15-yl)benzamide

N-((6S,9S,12S,15S)-1-Amino-12-(4-aminobutyl)-9-(3-guanidinopropyl)-1-imino-6-((4-methyl-2-oxo-2H-chromen-7-yl)carbamoyl)-8,11,14-trioxo-2,7,10,13-tetraazanonadecan-15-yl)benzamide


  • Catalogue No.:PA PEP 004631

  • CAS :

    863975-32-0

  • Molecular Formula : C41H60N12O7

  • Molecular Weight : 833.01

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004632

Tetradecanoyl-L-seryl-L-isoleucyl-L-tyrosyl-L-arginyl-L-arginylglycyl-L-alanyl-L-arginyl-L-arginyl-L-tryptophyl-L-arginyl-L-lysyl-L-leucine

Tetradecanoyl-L-seryl-L-isoleucyl-L-tyrosyl-L-arginyl-L-arginylglycyl-L-alanyl-L-arginyl-L-arginyl-L-tryptophyl-L-arginyl-L-lysyl-L-leucine


  • Catalogue No.:PA PEP 004632

  • CAS :

    863987-12-6

  • Molecular Formula : C90H154N30O17

  • Molecular Weight : 1928.42

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004636

Polymyxin B nonapeptide

Polymyxin B nonapeptide


  • Catalogue No.:PA PEP 004636

  • CAS :

    86408-36-8

  • Molecular Formula : C43H74N14O11

  • Molecular Weight : 963.15

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004637

Opiorphin

Opiorphin


  • Catalogue No.:PA PEP 004637

  • CAS :

    864084-88-8

  • Molecular Formula : C29H48N12O8

  • Molecular Weight : 692.78

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004638

(2S,5S,8S,11S,14S,17S,20S,26S)-26-((S)-2-((S)-2-Amino-3-(1H-imidazol-5-yl)propanamido)propanamido)-17-benzyl-8-(carboxymethyl)-14,20-bis((R)-1-hydroxyethyl)-2,11-bis(hydroxymethyl)-5-isopropyl-4,7,10,13,16,19,22,25-octaoxo-3,6,9,12,15,18,21,24-octaazanonacosanedioic Acid

(2S,5S,8S,11S,14S,17S,20S,26S)-26-((S)-2-((S)-2-Amino-3-(1H-imidazol-5-yl)propanamido)propanamido)-17-benzyl-8-(carboxymethyl)-14,20-bis((R)-1-hydroxyethyl)-2,11-bis(hydroxymethyl)-5-isopropyl-4,7,10,13,16,19,22,25-octaoxo-3,6,9,12,15,18,21,24-octaazanonacosanedioic Acid


  • Catalogue No.:PA PEP 004638

  • CAS :

    864915-61-7

  • Molecular Formula : C48H71N13O20

  • Molecular Weight : 1150.17

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004639

L-Isoleucyl-L-threonyl-L-phenylalanyl-L-glutamyl-L-aspartyl-L-leucyl-L-leucyl-L-aspartyl-L-tyrosyl-L-tyrosylglycyl-L-proline

L-Isoleucyl-L-threonyl-L-phenylalanyl-L-glutamyl-L-aspartyl-L-leucyl-L-leucyl-L-aspartyl-L-tyrosyl-L-tyrosylglycyl-L-proline


  • Catalogue No.:PA PEP 004639

  • CAS :

    865292-94-0

  • Molecular Formula : C69H96N12O22

  • Molecular Weight : 1445.59

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004640

Malantide

Malantide


  • Catalogue No.:PA PEP 004640

  • CAS :

    86555-35-3

  • Molecular Formula : C72H124N22O21

  • Molecular Weight : 1633.92

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004641

L-Alanyl-L-prolyl-L-prolylglycyl-L-alanyl-L-arginyl-L-prolyl-L-prolyl-L-prolylglycyl-L-prolyl-L-prolyl-L-prolyl-L-prolylglycyl-L-prolyl-L-prolyl-L-prolyl-L-prolylglycyl-L-proline

L-Alanyl-L-prolyl-L-prolylglycyl-L-alanyl-L-arginyl-L-prolyl-L-prolyl-L-prolylglycyl-L-prolyl-L-prolyl-L-prolyl-L-prolylglycyl-L-prolyl-L-prolyl-L-prolyl-L-prolylglycyl-L-proline


  • Catalogue No.:PA PEP 004641

  • CAS :

    865714-65-4

  • Molecular Formula : C90H134N24O22

  • Molecular Weight : 1904.21

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004642

(S)-4-((S)-2-((S)-2-((S)-1-(L-Lysyl-L-glutamyl-L-aspartyl)pyrrolidine-2-carboxamido)-3-carboxypropanamido)-3-(4-hydroxyphenyl)propanamido)-5-(((S)-1-((S)-2-(((S)-1-(((S)-1-(((S)-1,6-diamino-1-oxohexan-2-yl)amino)-1-oxopropan-2-yl)amino)-3-hydroxy-1-oxopropan-2-yl)carbamoyl)pyrrolidin-1-yl)-3-(1H-indol-3-yl)-1-oxopropan-2-yl)amino)-5-oxopentanoic Acid

(S)-4-((S)-2-((S)-2-((S)-1-(L-Lysyl-L-glutamyl-L-aspartyl)pyrrolidine-2-carboxamido)-3-carboxypropanamido)-3-(4-hydroxyphenyl)propanamido)-5-(((S)-1-((S)-2-(((S)-1-(((S)-1-(((S)-1,6-diamino-1-oxohexan-2-yl)amino)-1-oxopropan-2-yl)amino)-3-hydroxy-1-oxopropan-2-yl)carbamoyl)pyrrolidin-1-yl)-3-(1H-indol-3-yl)-1-oxopropan-2-yl)amino)-5-oxopentanoic Acid


  • Catalogue No.:PA PEP 004642

  • CAS :

    865778-47-8

  • Molecular Formula : C66H94N16O22

  • Molecular Weight : 1463.57

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004643

(5S,8S,11S,14S,17S,20S,23S)-1-Amino-8-(3-amino-3-oxopropyl)-5-((S)-sec-butyl)-23-((5S,8S,11S,14S)-14,18-diamino-11-(4-aminobutyl)-5-(3-guanidinopropyl)-8-(hydroxymethyl)-4,7,10,13-tetraoxo-3,6,9,12-tetraazaoctadecanamido)-20-(4-hydroxybenzyl)-14-((R)-1-hydroxyethyl)-11,17-bis(2-(methylthio)ethyl)-1,4,7,10,13,16,19,22-octaoxo-3,6,9,12,15,18,21-heptaazapentacosan-25-oic Acid

(5S,8S,11S,14S,17S,20S,23S)-1-Amino-8-(3-amino-3-oxopropyl)-5-((S)-sec-butyl)-23-((5S,8S,11S,14S)-14,18-diamino-11-(4-aminobutyl)-5-(3-guanidinopropyl)-8-(hydroxymethyl)-4,7,10,13-tetraoxo-3,6,9,12-tetraazaoctadecanamido)-20-(4-hydroxybenzyl)-14-((R)-1-hydroxyethyl)-11,17-bis(2-(methylthio)ethyl)-1,4,7,10,13,16,19,22-octaoxo-3,6,9,12,15,18,21-heptaazapentacosan-25-oic Acid


  • Catalogue No.:PA PEP 004643

  • CAS :

    865778-50-3

  • Molecular Formula : C63H108N20O19S2

  • Molecular Weight : 1513.8

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004644

L-Lysyl-L-alanyl-L-glutamyl-L-arginyl-L-alanyl-L-aspartyl-L-leucyl-L-isoleucyl-L-alanyl-L-tyrosyl-L-leucyl-L-lysyl-L-glutaminyl-L-alanyl-L-threonyl-L-alanyl-L-lysine

L-Lysyl-L-alanyl-L-glutamyl-L-arginyl-L-alanyl-L-aspartyl-L-leucyl-L-isoleucyl-L-alanyl-L-tyrosyl-L-leucyl-L-lysyl-L-glutaminyl-L-alanyl-L-threonyl-L-alanyl-L-lysine


  • Catalogue No.:PA PEP 004644

  • CAS :

    86579-06-8

  • Molecular Formula : C84H144N24O25

  • Molecular Weight : 1890.22

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004645

L-Alanyl-L-seryl-L-lysine

L-Alanyl-L-seryl-L-lysine


  • Catalogue No.:PA PEP 004645

  • CAS :

    866128-65-6

  • Molecular Formula : C12H24N4O5

  • Molecular Weight : 304.35

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004647

Colivelin

Colivelin


  • Catalogue No.:PA PEP 004647

  • CAS :

    867021-83-8

  • Molecular Formula : C119H206N32O35

  • Molecular Weight : 2645.15

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004648

(S)-5-(((S)-1-Carboxy-2-hydroxyethyl)amino)-4-((S)-2-((S)-2,6-diaminohexanamido)-5-guanidinopentanamido)-5-oxopentanoic Acid

(S)-5-(((S)-1-Carboxy-2-hydroxyethyl)amino)-4-((S)-2-((S)-2,6-diaminohexanamido)-5-guanidinopentanamido)-5-oxopentanoic Acid


  • Catalogue No.:PA PEP 004648

  • CAS :

    867376-23-6

  • Molecular Formula : C20H38N8O8

  • Molecular Weight : 518.57

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004649

S-((R)-2,3-Bis(palmitoyloxy)propyl)-L-cysteinyl-L-seryl-L-lysyl-L-lysyl-L-lysyl-L-lysine

S-((R)-2,3-Bis(palmitoyloxy)propyl)-L-cysteinyl-L-seryl-L-lysyl-L-lysyl-L-lysyl-L-lysine


  • Catalogue No.:PA PEP 004649

  • CAS :

    868247-72-7

  • Molecular Formula : C65H126N10O12S

  • Molecular Weight : 1271.84

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004650

(6R,9R,12R,15R,18R,21R,24R)-1,6-Diamino-18-(2-carboxyethyl)-9-(4-hydroxybenzyl)-12-((S)-1-hydroxyethyl)-1-imino-21-isobutyl-15-isopropyl-24-methyl-7,10,13,16,19,22-hexaoxo-2,8,11,14,17,20,23-heptaazapentacosan-25-oic Acid

(6R,9R,12R,15R,18R,21R,24R)-1,6-Diamino-18-(2-carboxyethyl)-9-(4-hydroxybenzyl)-12-((S)-1-hydroxyethyl)-1-imino-21-isobutyl-15-isopropyl-24-methyl-7,10,13,16,19,22-hexaoxo-2,8,11,14,17,20,23-heptaazapentacosan-25-oic Acid


  • Catalogue No.:PA PEP 004650

  • CAS :

    868844-53-5

  • Molecular Formula : C38H62N10O12

  • Molecular Weight : 850.97

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004651

(3S,6S,9S,12S,15S,18S,21S,24S)-24-Acetamido-15-(3-amino-3-oxopropyl)-3-carbamoyl-21-(2-carboxyethyl)-9,12-bis(3-guanidinopropyl)-6-methyl-18-(2-(methylthio)ethyl)-5,8,11,14,17,20,23-heptaoxo-4,7,10,13,16,19,22-heptaazaheptacosanedioic Acid

(3S,6S,9S,12S,15S,18S,21S,24S)-24-Acetamido-15-(3-amino-3-oxopropyl)-3-carbamoyl-21-(2-carboxyethyl)-9,12-bis(3-guanidinopropyl)-6-methyl-18-(2-(methylthio)ethyl)-5,8,11,14,17,20,23-heptaoxo-4,7,10,13,16,19,22-heptaazaheptacosanedioic Acid


  • Catalogue No.:PA PEP 004651

  • CAS :

    868844-74-0

  • Molecular Formula : C41H70N16O16S

  • Molecular Weight : 1075.17

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004652

Porcine peptide YY 13-36

Porcine peptide YY 13-36


  • Catalogue No.:PA PEP 004652

  • CAS :

    86895-09-2

  • Molecular Formula : C135H209N41O38

  • Molecular Weight : 3014.41

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004653

L-Methionyl-L-alanyl-L-isoleucyl-L-leucylglycyl-L-α-aspartyl-L-threonyl-L-alanyl-L-tryptophyl-L-α-aspartyl-L-phenylalanylglycyl-L-seryl-L-leucylglycylglycyl-L-valyl-L-phenylalanyl-L-threonyl-L-seryl-L-isoleucylglycyl-L-lysyl-L-alanyl-L-leucyl-L-histidyl-L-glutaminyl-L-valyl-L-phenylalanylglycyl-L-alanyl-L-isoleucyl-L-tyrosine

L-Methionyl-L-alanyl-L-isoleucyl-L-leucylglycyl-L-α-aspartyl-L-threonyl-L-alanyl-L-tryptophyl-L-α-aspartyl-L-phenylalanylglycyl-L-seryl-L-leucylglycylglycyl-L-valyl-L-phenylalanyl-L-threonyl-L-seryl-L-isoleucylglycyl-L-lysyl-L-alanyl-L-leucyl-L-histidyl-L-glutaminyl-L-valyl-L-phenylalanylglycyl-L-alanyl-L-isoleucyl-L-tyrosine


  • Catalogue No.:PA PEP 004653

  • CAS :

    869011-94-9

  • Molecular Formula : C161H240N38O44S

  • Molecular Weight : 3443.97

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004654

O-((2S,3R,4R,5R,6R)-3-Acetamido-4,5-dihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)-N-O-((2S,3R,4R,5R,6R)-3-acetamido-4,5-dihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)-N-glycyl-L-threonyl-L-threonyl-L-prolyl-L-seryl-L-prolyl-L-valyl-L-prolyl-L-threonyl-L-threonyl-L-seryl-L-threonyl-L-threonyl-L-seryl-L-alanyl-L-proline

O-((2S,3R,4R,5R,6R)-3-Acetamido-4,5-dihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)-N-O-((2S,3R,4R,5R,6R)-3-acetamido-4,5-dihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)-N-glycyl-L-threonyl-L-threonyl-L-prolyl-L-seryl-L-prolyl-L-valyl-L-prolyl-L-threonyl-L-threonyl-L-seryl-L-threonyl-L-threonyl-L-seryl-L-alanyl-L-proline


  • Catalogue No.:PA PEP 004654

  • CAS :

    869012-68-0

  • Molecular Formula : C79H130N18O36

  • Molecular Weight : 1908

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004655

(S)-2-((S)-5-Amino-5-oxo-2-((R)-pyrrolidine-2-carboxamido)pentanamido)-N1-((5S,8R,11R,14S,17R)-8,11-bis((1H-indol-3-yl)methyl)-14-benzyl-5-carbamoyl-18-(1H-indol-3-yl)-7,10,13,16-tetraoxo-2-thia-6,9,12,15-tetraazaoctadecan-17-yl)pentanediamide

(S)-2-((S)-5-Amino-5-oxo-2-((R)-pyrrolidine-2-carboxamido)pentanamido)-N1-((5S,8R,11R,14S,17R)-8,11-bis((1H-indol-3-yl)methyl)-14-benzyl-5-carbamoyl-18-(1H-indol-3-yl)-7,10,13,16-tetraoxo-2-thia-6,9,12,15-tetraazaoctadecan-17-yl)pentanediamide


  • Catalogue No.:PA PEP 004655

  • CAS :

    86917-57-9

  • Molecular Formula : C62H74N14O10S

  • Molecular Weight : 1207.42

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004656

Neurokinin A

Neurokinin A


  • Catalogue No.:PA PEP 004656

  • CAS :

    86933-74-6

  • Molecular Formula : C50H80N14O14S

  • Molecular Weight : 1133.33

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004657

Neurokinin B

Neurokinin B


  • Catalogue No.:PA PEP 004657

  • CAS :

    86933-75-7

  • Molecular Formula : C55H79N13O14S2

  • Molecular Weight : 1210.43

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004658

Obestatin (mouse)

Obestatin (mouse)


  • Catalogue No.:PA PEP 004658

  • CAS :

    869705-22-6

  • Molecular Formula : C114H174N34O31

  • Molecular Weight : 2516.85

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004659

L-Threonyl-L-leucyl-L-glutaminyl-L-prolyl-L-prolyl-L-alanyl-L-seryl-L-seryl-L-arginyl-L-arginyl-L-arginyl-L-histidyl-L-phenylalanyl-L-histidyl-L-histidyl-L-alanyl-L-leucyl-L-prolyl-L-prolyl-L-alanyl-L-arginine

L-Threonyl-L-leucyl-L-glutaminyl-L-prolyl-L-prolyl-L-alanyl-L-seryl-L-seryl-L-arginyl-L-arginyl-L-arginyl-L-histidyl-L-phenylalanyl-L-histidyl-L-histidyl-L-alanyl-L-leucyl-L-prolyl-L-prolyl-L-alanyl-L-arginine


  • Catalogue No.:PA PEP 004659

  • CAS :

    869988-94-3

  • Molecular Formula : C107H170N40O26

  • Molecular Weight : 2432.79

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004660

Neuromedin B

Neuromedin B


  • Catalogue No.:PA PEP 004660

  • CAS :

    87096-84-2

  • Molecular Formula : C52H73N15O12S

  • Molecular Weight : 1132.31

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004661

Mitogenic Pentapeptide

Mitogenic Pentapeptide


  • Catalogue No.:PA PEP 004661

  • CAS :

    87173-03-3

  • Molecular Formula : C67H124N6O14S

  • Molecular Weight : 1269.82

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004662

(2S,5S,8R,11S,14S,17S,20R,23R,26S,29S)-26-(3-Amino-3-oxopropyl)-11-((S)-sec-butyl)-29-((2S,5S,11S,14S)-14,18-diamino-5-((S)-sec-butyl)-11-(3-guanidinopropyl)-2-isopropyl-4,7,10,13-tetraoxo-3,6,9,12-tetraazaoctadecanamido)-17-((R)-1-hydroxyethyl)-5,14-bis(hydroxymethyl)-2-isobutyl-8,20,23-tris(mercaptomethyl)-4,7,10,13,16,19,22,25,28-nonaoxo-3,6,9,12,15,18,21,24,27-nonaazadotriacontanedioic Acid

(2S,5S,8R,11S,14S,17S,20R,23R,26S,29S)-26-(3-Amino-3-oxopropyl)-11-((S)-sec-butyl)-29-((2S,5S,11S,14S)-14,18-diamino-5-((S)-sec-butyl)-11-(3-guanidinopropyl)-2-isopropyl-4,7,10,13-tetraoxo-3,6,9,12-tetraazaoctadecanamido)-17-((R)-1-hydroxyethyl)-5,14-bis(hydroxymethyl)-2-isobutyl-8,20,23-tris(mercaptomethyl)-4,7,10,13,16,19,22,25,28-nonaoxo-3,6,9,12,15,18,21,24,27-nonaazadotriacontanedioic Acid


  • Catalogue No.:PA PEP 004662

  • CAS :

    872036-64-1

  • Molecular Formula : C66H118N20O22S3

  • Molecular Weight : 1639.97

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004663

L-Valyl-L-prolyl-L-glutaminyl-L-tyrosylglycyl-L-tyrosyl-L-leucyl-L-threonyl-L-leucine

L-Valyl-L-prolyl-L-glutaminyl-L-tyrosylglycyl-L-tyrosyl-L-leucyl-L-threonyl-L-leucine


  • Catalogue No.:PA PEP 004663

  • CAS :

    872141-80-5

  • Molecular Formula : C51H76N10O14

  • Molecular Weight : 1053.23

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004664

L-Asparaginyl-L-seryl-L-leucyl-L-alanyl-L-asparaginyl-L-prolylglycyl-L-isoleucyl-L-alanine

L-Asparaginyl-L-seryl-L-leucyl-L-alanyl-L-asparaginyl-L-prolylglycyl-L-isoleucyl-L-alanine


  • Catalogue No.:PA PEP 004664

  • CAS :

    872141-81-6

  • Molecular Formula : C36H61N11O13

  • Molecular Weight : 855.95

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004665

Melanin Concentrating Hormone, salmon

Melanin Concentrating Hormone, salmon


  • Catalogue No.:PA PEP 004665

  • CAS :

    87218-84-6

  • Molecular Formula : C89H139N27O24S4

  • Molecular Weight : 2099.5

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004666

Delparantag

Delparantag


  • Catalogue No.:PA PEP 004666

  • CAS :

    872454-31-4

  • Molecular Formula : C56H79N13O12

  • Molecular Weight : 1126.33

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004667

(S)-N1-((8S,11S,17S,20S)-8-(((S)-1-Amino-1-oxo-3-phenylpropan-2-yl)carbamoyl)-17-benzyl-21-hydroxy-3-imino-11-isobutyl-10,13,16,19-tetraoxo-2,4,9,12,14,15,18-heptaazahenicosan-20-yl)-2-((R)-2-((R)-2-amino-3-(4-hydroxyphenyl)propanamido)-3-(pyridin-4-yl)propanamido)succinamide

(S)-N1-((8S,11S,17S,20S)-8-(((S)-1-Amino-1-oxo-3-phenylpropan-2-yl)carbamoyl)-17-benzyl-21-hydroxy-3-imino-11-isobutyl-10,13,16,19-tetraoxo-2,4,9,12,14,15,18-heptaazahenicosan-20-yl)-2-((R)-2-((R)-2-amino-3-(4-hydroxyphenyl)propanamido)-3-(pyridin-4-yl)propanamido)succinamide


  • Catalogue No.:PA PEP 004667

  • CAS :

    872717-97-0

  • Molecular Formula : C56H76N16O12

  • Molecular Weight : 1165.32

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004668

(S)-2-((R)-2-((R)-2-Acetamido-3-(4-hydroxyphenyl)propanamido)-3-(1H-indol-3-yl)propanamido)-N1-((8S,11S,17S,20S,21R)-8-(((S)-1-amino-3-(1H-indol-3-yl)-1-oxopropan-2-yl)carbamoyl)-17-benzyl-21-hydroxy-3-imino-11-isobutyl-10,13,16,19-tetraoxo-2,4,9,12,14,15,18-heptaazadocosan-20-yl)succinamide

(S)-2-((R)-2-((R)-2-Acetamido-3-(4-hydroxyphenyl)propanamido)-3-(1H-indol-3-yl)propanamido)-N1-((8S,11S,17S,20S,21R)-8-(((S)-1-amino-3-(1H-indol-3-yl)-1-oxopropan-2-yl)carbamoyl)-17-benzyl-21-hydroxy-3-imino-11-isobutyl-10,13,16,19-tetraoxo-2,4,9,12,14,15,18-heptaazadocosan-20-yl)succinamide


  • Catalogue No.:PA PEP 004668

  • CAS :

    872719-49-8

  • Molecular Formula : C64H83N17O13

  • Molecular Weight : 1298.47

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004669

L-Alanyl-L-arginyl-L-threonyl-L-lysyl-L-glutaminyl-L-threonyl-L-alanyl-L-arginyl-L-lysyl-L-seryl-L-threonylglycylglycyl-L-lysyl-L-alanyl-L-prolyl-L-arginyl-L-lysyl-L-glutaminyl-L-leucyl-L-alanine

L-Alanyl-L-arginyl-L-threonyl-L-lysyl-L-glutaminyl-L-threonyl-L-alanyl-L-arginyl-L-lysyl-L-seryl-L-threonylglycylglycyl-L-lysyl-L-alanyl-L-prolyl-L-arginyl-L-lysyl-L-glutaminyl-L-leucyl-L-alanine


  • Catalogue No.:PA PEP 004669

  • CAS :

    873215-29-3

  • Molecular Formula : C94H172N36O28

  • Molecular Weight : 2254.63

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004670

L-Seryl-L-isoleucyl-L-arginyl-L-α-glutamyl-L-leucyl-L-α-glutamyl-L-alanyl-L-arginyl-L-isoleucyl-L-arginyl-L-α-glutamyl-L-leucyl-L-α-glutamyl-L-leucyl-L-arginyl-L-isoleucylglycine

L-Seryl-L-isoleucyl-L-arginyl-L-α-glutamyl-L-leucyl-L-α-glutamyl-L-alanyl-L-arginyl-L-isoleucyl-L-arginyl-L-α-glutamyl-L-leucyl-L-α-glutamyl-L-leucyl-L-arginyl-L-isoleucylglycine


  • Catalogue No.:PA PEP 004670

  • CAS :

    873582-78-6

  • Molecular Formula : C88H157N29O27

  • Molecular Weight : 2053.4

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004671

Biotin-Substance P

Biotin-Substance P


  • Catalogue No.:PA PEP 004671

  • CAS :

    87468-58-4

  • Molecular Formula : C73H112N20O15S2

  • Molecular Weight : 1573.94

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004672

L-Tyrosyl-L-histidyl-L-tryptophyl-L-tyrosylglycyl-L-tyrosyl-L-threonyl-L-prolyl-L-glutaminyl-L-asparaginyl-L-valyl-L-isoleucine

L-Tyrosyl-L-histidyl-L-tryptophyl-L-tyrosylglycyl-L-tyrosyl-L-threonyl-L-prolyl-L-glutaminyl-L-asparaginyl-L-valyl-L-isoleucine


  • Catalogue No.:PA PEP 004672

  • CAS :

    875142-25-9

  • Molecular Formula : C75H97N17O19

  • Molecular Weight : 1540.7

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004673

L-Alanyl-L-prolyl-L-arginyl-L-leucyl-L-arginyl-L-phenylalanyl-L-tyrosyl-L-serine

L-Alanyl-L-prolyl-L-arginyl-L-leucyl-L-arginyl-L-phenylalanyl-L-tyrosyl-L-serine


  • Catalogue No.:PA PEP 004673

  • CAS :

    87549-53-9

  • Molecular Formula : C47H72N14O11

  • Molecular Weight : 1009.18

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004674

L-Alanyl-L-prolyl-L-arginyl-L-leucyl-L-arginyl-L-phenylalanyl-L-tyrosine

L-Alanyl-L-prolyl-L-arginyl-L-leucyl-L-arginyl-L-phenylalanyl-L-tyrosine


  • Catalogue No.:PA PEP 004674

  • CAS :

    87549-54-0

  • Molecular Formula : C44H67N13O9

  • Molecular Weight : 922.1

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004675

(S)-1-(((R)-2-((R)-2-Acetamido-3-(1H-indol-3-yl)propanamido)-3-(4-chlorophenyl)propanoyl)-D-tryptophyl-L-seryl-L-tyrosyl-D-lysyl-L-leucyl-L-arginyl)-N-((R)-1-amino-1-oxopropan-2-yl)pyrrolidine-2-carboxamide

(S)-1-(((R)-2-((R)-2-Acetamido-3-(1H-indol-3-yl)propanamido)-3-(4-chlorophenyl)propanoyl)-D-tryptophyl-L-seryl-L-tyrosyl-D-lysyl-L-leucyl-L-arginyl)-N-((R)-1-amino-1-oxopropan-2-yl)pyrrolidine-2-carboxamide


  • Catalogue No.:PA PEP 004675

  • CAS :

    87565-51-3

  • Molecular Formula : C71H94ClN17O13

  • Molecular Weight : 1429.09

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004676

L-Prolyl-L-alanylglycyl-L-alanyl-L-seryl-L-arginyl-L-leucyl-L-leucyl-L-leucyl-L-leucyl-L-threonylglycyl-L-glutamyl-L-isoleucyl-L-aspartyl-L-leucyl-L-proline

L-Prolyl-L-alanylglycyl-L-alanyl-L-seryl-L-arginyl-L-leucyl-L-leucyl-L-leucyl-L-leucyl-L-threonylglycyl-L-glutamyl-L-isoleucyl-L-aspartyl-L-leucyl-L-proline


  • Catalogue No.:PA PEP 004676

  • CAS :

    875910-01-3

  • Molecular Formula : C78H134N20O24

  • Molecular Weight : 1736.05

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004677

Selepressin

Selepressin


  • Catalogue No.:PA PEP 004677

  • CAS :

    876296-47-8

  • Molecular Formula : C46H73N13O11S2

  • Molecular Weight : 1048.29

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004678

((5-(Dimethylamino)naphthalen-1-yl)sulfonyl)-L-alanyl-L-arginine

((5-(Dimethylamino)naphthalen-1-yl)sulfonyl)-L-alanyl-L-arginine


  • Catalogue No.:PA PEP 004678

  • CAS :

    87687-46-5

  • Molecular Formula : C21H30N6O5S

  • Molecular Weight : 478.57

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004679

L-Leucyl-L-prolyl-L-prolyl-L-leucyl-L-prolyl-L-tyrosyl-L-proline

L-Leucyl-L-prolyl-L-prolyl-L-leucyl-L-prolyl-L-tyrosyl-L-proline


  • Catalogue No.:PA PEP 004679

  • CAS :

    877120-59-7

  • Molecular Formula : C41H61N7O9

  • Molecular Weight : 795.98

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004680

Proenkephalin A (209-239)

Proenkephalin A (209-239)


  • Catalogue No.:PA PEP 004680

  • CAS :

    87713-86-8

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004681

2-Amino-6-((R)-4-((S)-2-aminopropanamido)-4-carboxybutanamido)heptanedioic Acid

2-Amino-6-((R)-4-((S)-2-aminopropanamido)-4-carboxybutanamido)heptanedioic Acid


  • Catalogue No.:PA PEP 004681

  • CAS :

    877462-71-0

  • Molecular Formula : C15H26N4O8

  • Molecular Weight : 390.39

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004682

(S)-6-Amino-N-((S)-1-(((S)-1-(((S)-1-amino-4-methyl-1-oxopentan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)amino)-5-guanidino-1-oxopentan-2-yl)-2-((5S,8S,11S,14S,20S,23S)-8-(4-aminobutyl)-11-(3-guanidinopropyl)-20-(hydroxymethyl)-5,14-diisobutyl-2,2,17,17,23-pentamethyl-4,7,10,13,16,19,22,25-octaoxo-3,6,9,12,15,18,21,24-octaazahexacosanamido)hexanamide

(S)-6-Amino-N-((S)-1-(((S)-1-(((S)-1-amino-4-methyl-1-oxopentan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)amino)-5-guanidino-1-oxopentan-2-yl)-2-((5S,8S,11S,14S,20S,23S)-8-(4-aminobutyl)-11-(3-guanidinopropyl)-20-(hydroxymethyl)-5,14-diisobutyl-2,2,17,17,23-pentamethyl-4,7,10,13,16,19,22,25-octaoxo-3,6,9,12,15,18,21,24-octaazahexacosanamido)hexanamide


  • Catalogue No.:PA PEP 004682

  • CAS :

    878009-24-6

  • Molecular Formula : C64H121N21O14

  • Molecular Weight : 1408.81

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004683

H-Val-Ala-pNA

H-Val-Ala-pNA


  • Catalogue No.:PA PEP 004683

  • CAS :

    87810-63-7

  • Molecular Formula : C14H20N4O4

  • Molecular Weight : 308.34

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004684

(S)-N-((S)-1-(((S)-1-(((S)-1-(((S)-1-Amino-3-(1H-indol-3-yl)-1-oxopropan-2-yl)amino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl)amino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl)amino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl)-2-((S)-2-amino-3-(1H-indol-3-yl)propanamido)-5-guanidinopentanamide

(S)-N-((S)-1-(((S)-1-(((S)-1-(((S)-1-Amino-3-(1H-indol-3-yl)-1-oxopropan-2-yl)amino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl)amino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl)amino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl)-2-((S)-2-amino-3-(1H-indol-3-yl)propanamido)-5-guanidinopentanamide


  • Catalogue No.:PA PEP 004684

  • CAS :

    878557-55-2

  • Molecular Formula : C61H65N15O6

  • Molecular Weight : 1104.29

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004685

(S)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)-L-phenylalanyl)-2,2-dimethyloxazolidine-4-carboxylic Acid

(S)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)-L-phenylalanyl)-2,2-dimethyloxazolidine-4-carboxylic Acid


  • Catalogue No.:PA PEP 004685

  • CAS :

    878797-01-4

  • Molecular Formula : C30H30N2O6

  • Molecular Weight : 514.58

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004686

(S)-3-((S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-(tert-butoxy)phenyl)propanoyl)-2,2-dimethyloxazolidine-4-carboxylic Acid

(S)-3-((S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-(tert-butoxy)phenyl)propanoyl)-2,2-dimethyloxazolidine-4-carboxylic Acid


  • Catalogue No.:PA PEP 004686

  • CAS :

    878797-09-2

  • Molecular Formula : C34H38N2O7

  • Molecular Weight : 586.69

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004687

(6S,16S,19S,29S,32S,42S,45S,55S)-1,6-Diamino-16,19,29,32,42,45,55-heptakis(3-guanidinopropyl)-1-imino-7,14,17,20,27,30,33,40,43,46,53,56,63-tridecaoxo-2,8,15,18,21,28,31,34,41,44,47,54,57,64-tetradecaazaheptahexacontan-67-oic Acid

(6S,16S,19S,29S,32S,42S,45S,55S)-1,6-Diamino-16,19,29,32,42,45,55-heptakis(3-guanidinopropyl)-1-imino-7,14,17,20,27,30,33,40,43,46,53,56,63-tridecaoxo-2,8,15,18,21,28,31,34,41,44,47,54,57,64-tetradecaazaheptahexacontan-67-oic Acid


  • Catalogue No.:PA PEP 004687

  • CAS :

    879010-15-8

  • Molecular Formula : C81H158N38O15

  • Molecular Weight : 1904.41

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004688

(S)-4-(((4R,7S,10S,13R,16S,19R)-13-((1H-Indol-3-yl)methyl)-10-(2-aminoethyl)-16-benzyl-4-(((S)-1-carboxy-2-methylpropyl)carbamoyl)-7-(4-hydroxybenzyl)-20,20-dimethyl-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosan-19-yl)amino)-3-amino-4-oxobutanoic Acid

(S)-4-(((4R,7S,10S,13R,16S,19R)-13-((1H-Indol-3-yl)methyl)-10-(2-aminoethyl)-16-benzyl-4-(((S)-1-carboxy-2-methylpropyl)carbamoyl)-7-(4-hydroxybenzyl)-20,20-dimethyl-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosan-19-yl)amino)-3-amino-4-oxobutanoic Acid


  • Catalogue No.:PA PEP 004688

  • CAS :

    879497-82-2

  • Molecular Formula : C50H64N10O12S2

  • Molecular Weight : 1061.24

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004689

L-Arginine, L-arginyl-L-methionyl-L-asparaginyl-L-isoleucyl-L-glutaminyl-L-methionyl-L-leucyl-L-leucyl-L-α-glutamyl-L-alanyl-L-alanyl-L-α-aspartyl-L-tyrosyl-L-leucyl-L-α-glutamyl

L-Arginine, L-arginyl-L-methionyl-L-asparaginyl-L-isoleucyl-L-glutaminyl-L-methionyl-L-leucyl-L-leucyl-L-α-glutamyl-L-alanyl-L-alanyl-L-α-aspartyl-L-tyrosyl-L-leucyl-L-α-glutamyl


  • Catalogue No.:PA PEP 004689

  • CAS :

    880150-82-3

  • Molecular Formula : C84H140N24O26S2

  • Molecular Weight : 1966.31

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004690

(2S,5S,8R,14S)-5-(2-Carboxyethyl)-14-((S)-2-formamido-4-(methylthio)butanamido)-2-isobutyl-8-(mercaptomethyl)-4,7,10,13-tetraoxo-3,6,9,12-tetraazahexadecanedioic Acid

(2S,5S,8R,14S)-5-(2-Carboxyethyl)-14-((S)-2-formamido-4-(methylthio)butanamido)-2-isobutyl-8-(mercaptomethyl)-4,7,10,13-tetraoxo-3,6,9,12-tetraazahexadecanedioic Acid


  • Catalogue No.:PA PEP 004690

  • CAS :

    881188-51-8

  • Molecular Formula : C26H42N6O12S2

  • Molecular Weight : 694.77

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004691

Larazotide Acetate

Larazotide Acetate


  • Catalogue No.:PA PEP 004691

  • CAS :

    881851-50-9

  • Molecular Formula : C34H59N9O12

  • Molecular Weight : 785.9

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004692

L-Seryl-L-threonyl-L-seryl-L-glutaminyl-L-lysyl-L-seryl-L-isoleucyl-L-valyl-L-alanyl-L-tyrosyl-L-threonyl-L-methionine

L-Seryl-L-threonyl-L-seryl-L-glutaminyl-L-lysyl-L-seryl-L-isoleucyl-L-valyl-L-alanyl-L-tyrosyl-L-threonyl-L-methionine


  • Catalogue No.:PA PEP 004692

  • CAS :

    882157-88-2

  • Molecular Formula : C56H94N14O20S

  • Molecular Weight : 1315.51

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004694

N-Acetyl-α-Endorphin

N-Acetyl-α-Endorphin


  • Catalogue No.:PA PEP 004694

  • CAS :

    88264-63-5

  • Molecular Formula : C79H122N18O27S

  • Molecular Weight : 1788

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004695

(S)-1-(L-Leucyl)-N-((S)-1-(((S)-1-(((S)-1-amino-1-oxo-3-phenylpropan-2-yl)amino)-5-guanidino-1-oxopentan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)pyrrolidine-2-carboxamide

(S)-1-(L-Leucyl)-N-((S)-1-(((S)-1-(((S)-1-amino-1-oxo-3-phenylpropan-2-yl)amino)-5-guanidino-1-oxopentan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)pyrrolidine-2-carboxamide


  • Catalogue No.:PA PEP 004695

  • CAS :

    88280-21-1

  • Molecular Formula : C32H53N9O5

  • Molecular Weight : 643.83

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004696

(S)-1-((S)-2-(2-((R)-2-((S)-2-Amino-3-(4-hydroxyphenyl)propanamido)-5-guanidinopentanamido)acetamido)-3-(4-nitrophenyl)propanoyl)pyrrolidine-2-carboxamide Diacetate

(S)-1-((S)-2-(2-((R)-2-((S)-2-Amino-3-(4-hydroxyphenyl)propanamido)-5-guanidinopentanamido)acetamido)-3-(4-nitrophenyl)propanoyl)pyrrolidine-2-carboxamide Diacetate


  • Catalogue No.:PA PEP 004696

  • CAS :

    88331-14-0

  • Molecular Formula : C35H50N10O12

  • Molecular Weight : 802.84

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004697

(4R,7S,13S)-13-((S)-2-Amino-3-(4-hydroxyphenyl)propanamido)-7-benzyl-3,3,14,14-tetramethyl-6,9,12-trioxo-1,2-dithia-5,8,11-triazacyclotetradecane-4-carboxylic Acid

(4R,7S,13S)-13-((S)-2-Amino-3-(4-hydroxyphenyl)propanamido)-7-benzyl-3,3,14,14-tetramethyl-6,9,12-trioxo-1,2-dithia-5,8,11-triazacyclotetradecane-4-carboxylic Acid


  • Catalogue No.:PA PEP 004697

  • CAS :

    88373-72-2

  • Molecular Formula : C30H39N5O7S2

  • Molecular Weight : 645.79

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004698

(4S,7S,13S)-13-((S)-2-Amino-3-(4-hydroxyphenyl)propanamido)-7-benzyl-3,3,14,14-tetramethyl-6,9,12-trioxo-1,2-dithia-5,8,11-triazacyclotetradecane-4-carboxylic Acid

(4S,7S,13S)-13-((S)-2-Amino-3-(4-hydroxyphenyl)propanamido)-7-benzyl-3,3,14,14-tetramethyl-6,9,12-trioxo-1,2-dithia-5,8,11-triazacyclotetradecane-4-carboxylic Acid


  • Catalogue No.:PA PEP 004698

  • CAS :

    88373-73-3

  • Molecular Formula : C30H39N5O7S2

  • Molecular Weight : 645.79

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004699

L-Phenylalanyl-L-glutamyl-L-phenylalanyl-L-glutamyl-L-phenylalanyl-L-lysyl-L-phenylalanyl-L-lysine

L-Phenylalanyl-L-glutamyl-L-phenylalanyl-L-glutamyl-L-phenylalanyl-L-lysyl-L-phenylalanyl-L-lysine


  • Catalogue No.:PA PEP 004699

  • CAS :

    883746-83-6

  • Molecular Formula : C58H76N10O13

  • Molecular Weight : 1121.3

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004700

Adrenorphin (Ox)

Adrenorphin (Ox)


  • Catalogue No.:PA PEP 004700

  • CAS :

    88377-68-8

  • Molecular Formula : C44H69N15O9S

  • Molecular Weight : 984.19

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004701

Somatoliberin (swine hypothalamus)

Somatoliberin (swine hypothalamus)


  • Catalogue No.:PA PEP 004701

  • CAS :

    88384-73-0

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004702

(S)-2-((S)-2-((S)-2-Acetamido-3-methylbutanamido)-3-(4-hydroxyphenyl)propanamido)-6-aminohexanamide

(S)-2-((S)-2-((S)-2-Acetamido-3-methylbutanamido)-3-(4-hydroxyphenyl)propanamido)-6-aminohexanamide


  • Catalogue No.:PA PEP 004702

  • CAS :

    884009-99-8

  • Molecular Formula : C22H35N5O5

  • Molecular Weight : 449.55

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004703

Defensin NP-3a 

Defensin NP-3a


  • Catalogue No.:PA PEP 004703

  • CAS :

    88402-03-3

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004704

Glycyl-L-cysteinylglycine

Glycyl-L-cysteinylglycine


  • Catalogue No.:PA PEP 004704

  • CAS :

    88440-55-5

  • Molecular Formula : C7H13N3O4S

  • Molecular Weight : 235.26

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004705

4-(((S)-1-((S)-2-(((S)-1-((4-Methyl-2-oxo-2H-chromen-7-yl)amino)-1-oxopropan-2-yl)carbamoyl)pyrrolidin-1-yl)-1-oxopropan-2-yl)amino)-4-oxobutanoic Acid

4-(((S)-1-((S)-2-(((S)-1-((4-Methyl-2-oxo-2H-chromen-7-yl)amino)-1-oxopropan-2-yl)carbamoyl)pyrrolidin-1-yl)-1-oxopropan-2-yl)amino)-4-oxobutanoic Acid


  • Catalogue No.:PA PEP 004705

  • CAS :

    88467-44-1

  • Molecular Formula : C25H30N4O8

  • Molecular Weight : 514.54

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004706

4-(((S)-1-(((S)-1-((S)-2-(((S)-1-((4-Methyl-2-oxo-2H-chromen-7-yl)amino)-1-oxo-3-phenylpropan-2-yl)carbamoyl)pyrrolidin-1-yl)-1-oxopropan-2-yl)amino)-1-oxopropan-2-yl)amino)-4-oxobutanoic Acid

4-(((S)-1-(((S)-1-((S)-2-(((S)-1-((4-Methyl-2-oxo-2H-chromen-7-yl)amino)-1-oxo-3-phenylpropan-2-yl)carbamoyl)pyrrolidin-1-yl)-1-oxopropan-2-yl)amino)-1-oxopropan-2-yl)amino)-4-oxobutanoic Acid


  • Catalogue No.:PA PEP 004706

  • CAS :

    88467-45-2

  • Molecular Formula : C34H39N5O9

  • Molecular Weight : 661.71

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004707

Glycyl-L-prolyl-L-glutaminylglycyl-L-prolyl-L-glutamine

Glycyl-L-prolyl-L-glutaminylglycyl-L-prolyl-L-glutamine


  • Catalogue No.:PA PEP 004707

  • CAS :

    885024-94-2

  • Molecular Formula : C24H38N8O9

  • Molecular Weight : 582.62

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004708

L-Glutamyl-L-valyl-L-histidyl-L-histidyl-L-glutaminyl-L-lysyl-L-leucyl-L-valyl-L-phenylalanyl-L-phenylalanyl-L-alanyl-L-glutamic Acid

L-Glutamyl-L-valyl-L-histidyl-L-histidyl-L-glutaminyl-L-lysyl-L-leucyl-L-valyl-L-phenylalanyl-L-phenylalanyl-L-alanyl-L-glutamic Acid


  • Catalogue No.:PA PEP 004708

  • CAS :

    885323-98-8

  • Molecular Formula : C70H102N18O18

  • Molecular Weight : 1483.69

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004709

(R)-N-((S)-1-(((S)-1-Chloro-6-guanidino-2-oxohexan-3-yl)amino)-1-oxo-3-phenylpropan-2-yl)pyrrolidine-2-carboxamide

(R)-N-((S)-1-(((S)-1-Chloro-6-guanidino-2-oxohexan-3-yl)amino)-1-oxo-3-phenylpropan-2-yl)pyrrolidine-2-carboxamide


  • Catalogue No.:PA PEP 004709

  • CAS :

    88546-74-1

  • Molecular Formula : C21H31ClN6O3

  • Molecular Weight : 450.97

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004710

(S)-4-((S)-2-((S)-1-(Acetyl-L-alanyl-L-alanyl-L-valyl-L-alanyl-L-leucyl-L-leucyl-L-prolyl-L-alanyl-L-valyl-L-leucyl-L-leucyl-L-alanyl-L-leucyl-L-leucyl-L-alanyl)pyrrolidine-2-carboxamido)-4-methylpentanamido)-5-(((S)-1-(((S)-1-carboxy-3-oxopropan-2-yl)amino)-3-methyl-1-oxobutan-2-yl)amino)-5-oxopentanoic Acid

(S)-4-((S)-2-((S)-1-(Acetyl-L-alanyl-L-alanyl-L-valyl-L-alanyl-L-leucyl-L-leucyl-L-prolyl-L-alanyl-L-valyl-L-leucyl-L-leucyl-L-alanyl-L-leucyl-L-leucyl-L-alanyl)pyrrolidine-2-carboxamido)-4-methylpentanamido)-5-(((S)-1-(((S)-1-carboxy-3-oxopropan-2-yl)amino)-3-methyl-1-oxobutan-2-yl)amino)-5-oxopentanoic Acid


  • Catalogue No.:PA PEP 004710

  • CAS :

    886462-82-4

  • Molecular Formula : C96H164N20O25

  • Molecular Weight : 1998.48

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004711

(S)-4-((2S,3S)-2-((S)-1-(Acetyl-L-alanyl-L-alanyl-L-valyl-L-alanyl-L-leucyl-L-leucyl-L-prolyl-L-alanyl-L-valyl-L-leucyl-L-leucyl-L-alanyl-L-leucyl-L-leucyl-L-alanyl)pyrrolidine-2-carboxamido)-3-methylpentanamido)-5-(((2S,3R)-1-(((S)-1-carboxy-3-oxopropan-2-yl)amino)-3-hydroxy-1-oxobutan-2-yl)amino)-5-oxopentanoic Acid

(S)-4-((2S,3S)-2-((S)-1-(Acetyl-L-alanyl-L-alanyl-L-valyl-L-alanyl-L-leucyl-L-leucyl-L-prolyl-L-alanyl-L-valyl-L-leucyl-L-leucyl-L-alanyl-L-leucyl-L-leucyl-L-alanyl)pyrrolidine-2-carboxamido)-3-methylpentanamido)-5-(((2S,3R)-1-(((S)-1-carboxy-3-oxopropan-2-yl)amino)-3-hydroxy-1-oxobutan-2-yl)amino)-5-oxopentanoic Acid


  • Catalogue No.:PA PEP 004711

  • CAS :

    886462-83-5

  • Molecular Formula : C95H162N20O26

  • Molecular Weight : 2000.46

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004712

Fibrin-derived peptide Bβ15-42

Fibrin-derived peptide Bβ15-42


  • Catalogue No.:PA PEP 004712

  • CAS :

    88650-17-3

  • Molecular Formula : C133H216N44O38

  • Molecular Weight : 3039.46

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004713

(S)-1-(Acetylglycyl)-N-(2-oxo-4-(trifluoromethyl)-2H-chromen-7-yl)pyrrolidine-2-carboxamide

(S)-1-(Acetylglycyl)-N-(2-oxo-4-(trifluoromethyl)-2H-chromen-7-yl)pyrrolidine-2-carboxamide


  • Catalogue No.:PA PEP 004713

  • CAS :

    886993-02-8

  • Molecular Formula : C19H18F3N3O5

  • Molecular Weight : 425.36

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004714

Palmitoyl-L-lysyl-L-threonyl-L-phenylalanyl-L-lysine

Palmitoyl-L-lysyl-L-threonyl-L-phenylalanyl-L-lysine


  • Catalogue No.:PA PEP 004714

  • CAS :

    887140-79-6

  • Molecular Formula : C41H72N6O7

  • Molecular Weight : 761.06

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004715

L-Leucyl-L-glutaminyl-L-valyl-L-threonyl-L-aspartyl-L-serylglycyl-L-leucyl-L-tyrosyl-L-arginyl-L-cysteinyl-L-valyl-L-isoleucyl-L-tyrosyl-L-histidyl-L-prolyl-L-proline

L-Leucyl-L-glutaminyl-L-valyl-L-threonyl-L-aspartyl-L-serylglycyl-L-leucyl-L-tyrosyl-L-arginyl-L-cysteinyl-L-valyl-L-isoleucyl-L-tyrosyl-L-histidyl-L-prolyl-L-proline


  • Catalogue No.:PA PEP 004715

  • CAS :

    887255-16-5

  • Molecular Formula : C89H137N23O25S

  • Molecular Weight : 1961.27

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004716

(S)-N-((S)-6-Amino-1-((4-nitrophenyl)amino)-1-oxohexan-2-yl)-1-(tosylglycyl)pyrrolidine-2-carboxamide, Acetate Salt

(S)-N-((S)-6-Amino-1-((4-nitrophenyl)amino)-1-oxohexan-2-yl)-1-(tosylglycyl)pyrrolidine-2-carboxamide, Acetate Salt


  • Catalogue No.:PA PEP 004716

  • CAS :

    88793-79-7

  • Molecular Formula : C28H38N6O9S

  • Molecular Weight : 634.71

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004717

L-Threonyl-L-α-aspartyl-L-seryl-L-arginyl-L-cysteinyl-L-valyl-L-isoleucylglycyl-L-leucyl-L-tyrosyl-L-histidyl-L-prolyl-L-prolyl-L-leucyl-L-glutaminyl-L-valyl-L-tyrosine

L-Threonyl-L-α-aspartyl-L-seryl-L-arginyl-L-cysteinyl-L-valyl-L-isoleucylglycyl-L-leucyl-L-tyrosyl-L-histidyl-L-prolyl-L-prolyl-L-leucyl-L-glutaminyl-L-valyl-L-tyrosine


  • Catalogue No.:PA PEP 004717

  • CAS :

    887973-01-5

  • Molecular Formula : C89H137N23O25S

  • Molecular Weight : 1961.27

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004718

L-Glutaminyl-L-glutamic Acid

L-Glutaminyl-L-glutamic Acid


  • Catalogue No.:PA PEP 004718

  • CAS :

    88830-90-4

  • Molecular Formula : C10H17N3O6

  • Molecular Weight : 275.26

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004719

L-Tryptophyl-L-arginine

L-Tryptophyl-L-arginine


  • Catalogue No.:PA PEP 004719

  • CAS :

    88831-09-8

  • Molecular Formula : C17H24N6O3

  • Molecular Weight : 360.42

Drug Reference Standards & Impurity Synthesis in India
PA PEP 004720

((3S,6S,9S,12R,17R,20S,23S,26S,31aS)-9-((1H-Imidazol-5-yl)methyl)-6-(4-aminobutyl)-17-((S)-2-aminopropanamido)-3,20,23,26-tetrakis(hydroxymethyl)-1,4,7,10,18,21,24,27-octaoxooctacosahydro-1H-pyrrolo[2,1-p][1,2]dithia[5,8,11,14,17,20,23,26]octaazacyclononacosine-12-carbonyl)glycine

((3S,6S,9S,12R,17R,20S,23S,26S,31aS)-9-((1H-Imidazol-5-yl)methyl)-6-(4-aminobutyl)-17-((S)-2-aminopropanamido)-3,20,23,26-tetrakis(hydroxymethyl)-1,4,7,10,18,21,24,27-octaoxooctacosahydro-1H-pyrrolo[2,1-p][1,2]dithia[5,8,11,14,17,20,23,26]octaazacyclononacosine-12-carbonyl)glycine


  • Catalogue No.:PA PEP 004720

  • CAS :

    888486-23-5

  • Molecular Formula : C40H64N14O16S2

  • Molecular Weight : 1061.15