Peptides and its Impurities


(2S,5S,8S,11R,16R,19S,22S,25S)-11,16-Diamino-2,25-bis(3-amino-3-oxopropyl)-5,22-di((S)-sec-butyl)-8,19-bis(4-hydroxybenzyl)-4,7,10,17,20,23-hexaoxo-13,14-dithia-3,6,9,18,21,24-hexaazahexacosanedioic Acid
(2S,5S,8S,11R,16R,19S,22S,25S)-11,16-Diamino-2,25-bis(3-amino-3-oxopropyl)-5,22-di((S)-sec-butyl)-8,19-bis(4-hydroxybenzyl)-4,7,10,17,20,23-hexaoxo-13,14-dithia-3,6,9,18,21,24-hexaazahexacosanedioic Acid
Catalogue No.:PA PEP 000325
CAS :
NA
Molecular Formula : C46H68N10O14S2
Molecular Weight : 1049.23


(S)-N1-((S)-1-(((S)-1-((R)-2-(((S)-1-((2-Amino-2-oxoethyl)amino)-4-methyl-1-oxopentan-2-yl)carbamoyl)pyrrolidin-1-yl)-3-mercapto-1-oxopropan-2-yl)amino)-4-imino-1-oxobutan-2-yl)-2-((2S,3S)-2-((S)-2-((R)-2-amino-3-mercaptopropanamido)-3-(4-hydroxyphenyl)propanamido)-3-methylpentanamido)pentanediamide
(S)-N1-((S)-1-(((S)-1-((R)-2-(((S)-1-((2-Amino-2-oxoethyl)amino)-4-methyl-1-oxopentan-2-yl)carbamoyl)pyrrolidin-1-yl)-3-mercapto-1-oxopropan-2-yl)amino)-4-imino-1-oxobutan-2-yl)-2-((2S,3S)-2-((S)-2-((R)-2-amino-3-mercaptopropanamido)-3-(4-hydroxyphenyl)propanamido)-3-methylpentanamido)pentanediamide
Catalogue No.:PA PEP 000327
CAS :
NA
Molecular Formula : C43H68N12O11S2
Molecular Weight : 993.21


(4R,7S,10S,13R,16S,19R)-13-((1H-Indol-3-yl)methyl)-19-amino-10-(4-aminobutyl)-16-benzyl-7-((R)-1-hydroxyethyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carboxylic Acid
(4R,7S,10S,13R,16S,19R)-13-((1H-Indol-3-yl)methyl)-19-amino-10-(4-aminobutyl)-16-benzyl-7-((R)-1-hydroxyethyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carboxylic Acid
Catalogue No.:PA PEP 000336
CAS :
191806-77-6
Molecular Formula : C36H48N8O8S2
Molecular Weight : 784.95


(S)-6-Amino-2-((R)-2-((S)-2-((R)-2-((R)-2-amino-3-phenylpropanamido)-3-mercaptopropanamido)-3-phenylpropanamido)-3-(1H-indol-3-yl)propanamido)-N-((2S,3R)-1-(((R)-1-(((2R,3R)-1,3-dihydroxybutan-2-yl)amino)-3-mercapto-1-oxopropan-2-yl)amino)-3-hydroxy-1-oxobutan-2-yl)hexanamide
(S)-6-Amino-2-((R)-2-((S)-2-((R)-2-((R)-2-amino-3-phenylpropanamido)-3-mercaptopropanamido)-3-phenylpropanamido)-3-(1H-indol-3-yl)propanamido)-N-((2S,3R)-1-(((R)-1-(((2R,3R)-1,3-dihydroxybutan-2-yl)amino)-3-mercapto-1-oxopropan-2-yl)amino)-3-hydroxy-1-oxobutan-2-yl)hexanamide
Catalogue No.:PA PEP 000337
CAS :
205652-45-5
Molecular Formula : C49H68N10O10S2
Molecular Weight : 1021.26


(4R,7S,10S,13R,16S,19R)-13-((1H-Indol-3-yl)methyl)-N-acetyl-19-((R)-2-amino-3-phenylpropanamido)-10-(4-aminobutyl)-16-benzyl-N-((2R,3R)-1,3-dihydroxybutan-2-yl)-7-((R)-1-hydroxyethyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carboxamide
(4R,7S,10S,13R,16S,19R)-13-((1H-Indol-3-yl)methyl)-N-acetyl-19-((R)-2-amino-3-phenylpropanamido)-10-(4-aminobutyl)-16-benzyl-N-((2R,3R)-1,3-dihydroxybutan-2-yl)-7-((R)-1-hydroxyethyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carboxamide
Catalogue No.:PA PEP 000338
CAS :
1546983-33-8
Molecular Formula : C51H68N10O11S2
Molecular Weight : 1061.28


(4R,7S,10S,13R,16S,19R)-19-((R)-2-Amino-3-phenylpropanamido)-10-(4-aminobutyl)-16-benzyl-N-((2R,3R)-1,3-dihydroxybutan-2-yl)-7-((R)-1-hydroxyethyl)-13-((1-(hydroxymethyl)-1H-indol-3-yl)methyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carboxamide
(4R,7S,10S,13R,16S,19R)-19-((R)-2-Amino-3-phenylpropanamido)-10-(4-aminobutyl)-16-benzyl-N-((2R,3R)-1,3-dihydroxybutan-2-yl)-7-((R)-1-hydroxyethyl)-13-((1-(hydroxymethyl)-1H-indol-3-yl)methyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carboxamide
Catalogue No.:PA PEP 000340
CAS :
1546983-16-7
Molecular Formula : C50H68N10O11S2
Molecular Weight : 1049.27


(R)-N-((4R,7S,10S,13R,16S,19R)-13-((1H-Indol-3-yl)methyl)-10-(4-aminobutyl)-16-benzyl-7-((R)-1-hydroxyethyl)-4-(hydroxymethyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosan-19-yl)-2-amino-3-phenylpropanamide
(R)-N-((4R,7S,10S,13R,16S,19R)-13-((1H-Indol-3-yl)methyl)-10-(4-aminobutyl)-16-benzyl-7-((R)-1-hydroxyethyl)-4-(hydroxymethyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosan-19-yl)-2-amino-3-phenylpropanamide
Catalogue No.:PA PEP 000341
CAS :
1546983-18-9
Molecular Formula : C45H59N9O8S2
Molecular Weight : 918.14


(5R,8S,11S,14R,17S,20R)-14-((1H-Indol-3-yl)methyl)-20-((R)-2-amino-3-phenylpropanamido)-11-(4-aminobutyl)-17-benzyl-N-((2R,3R)-1,3-dihydroxybutan-2-yl)-8-((R)-1-hydroxyethyl)-7,10,13,16,19-pentaoxo-1,2,3-trithia-6,9,12,15,18-pentaazacyclohenicosane-5-carboxamide
(5R,8S,11S,14R,17S,20R)-14-((1H-Indol-3-yl)methyl)-20-((R)-2-amino-3-phenylpropanamido)-11-(4-aminobutyl)-17-benzyl-N-((2R,3R)-1,3-dihydroxybutan-2-yl)-8-((R)-1-hydroxyethyl)-7,10,13,16,19-pentaoxo-1,2,3-trithia-6,9,12,15,18-pentaazacyclohenicosane-5-carboxamide
Catalogue No.:PA PEP 000343
CAS :
NA
Molecular Formula : C49H66N10O10S3
Molecular Weight : 1051.31


(R)-13-(tert-Butoxycarbonyl)-34,34-dimethyl-10,15,32-trioxo-3,6,33-trioxa-9,14-diazapentatriacontanoic Acid
(R)-13-(tert-Butoxycarbonyl)-34,34-dimethyl-10,15,32-trioxo-3,6,33-trioxa-9,14-diazapentatriacontanoic Acid
Catalogue No.:PA PEP 000377
CAS :
NA
Molecular Formula : C37H68N2O10
Molecular Weight : 700.96


(R)-22-(tert-Butoxycarbonyl)-43,43-dimethyl-10,19,24,41-tetraoxo-3,6,12,15,42-pentaoxa-9,18,23-triazatetratetracontanoic Acid
(R)-22-(tert-Butoxycarbonyl)-43,43-dimethyl-10,19,24,41-tetraoxo-3,6,12,15,42-pentaoxa-9,18,23-triazatetratetracontanoic Acid
Catalogue No.:PA PEP 000378
CAS :
NA
Molecular Formula : C43H79N3O13
Molecular Weight : 846.11


tert-Butyl (R)-1-amino-22-(tert-butoxycarbonyl)-1,10,19,24-tetraoxo-3,6,12,15-tetraoxa-9,18,23-triazahentetracontan-41-oate
tert-Butyl (R)-1-amino-22-(tert-butoxycarbonyl)-1,10,19,24-tetraoxo-3,6,12,15-tetraoxa-9,18,23-triazahentetracontan-41-oate
Catalogue No.:PA PEP 000379
CAS :
NA
Molecular Formula : C43H80N4O12
Molecular Weight : 845.13


(R)-31-(tert-Butoxycarbonyl)-52,52-dimethyl-10,19,28,33,50-pentaoxo-3,6,12,15,21,24,51-heptaoxa-9,18,27,32-tetraazatripentacontanoic Acid
(R)-31-(tert-Butoxycarbonyl)-52,52-dimethyl-10,19,28,33,50-pentaoxo-3,6,12,15,21,24,51-heptaoxa-9,18,27,32-tetraazatripentacontanoic Acid
Catalogue No.:PA PEP 000380
CAS :
NA
Molecular Formula : C49H90N4O16
Molecular Weight : 991.27


(S)-(2-(2-(((Benzyloxy)carbonyl)amino)-2-methylpropanamido)-5-(tert-butoxy)-5-oxopentanoyl)glycine
(S)-(2-(2-(((Benzyloxy)carbonyl)amino)-2-methylpropanamido)-5-(tert-butoxy)-5-oxopentanoyl)glycine
Catalogue No.:PA PEP 000382
CAS :
NA
Molecular Formula : C23H33N3O8
Molecular Weight : 479.53


Methyl (6S,12S)-12-(3-(tert-butoxy)-3-oxopropyl)-2,2,9,9-tetramethyl-4,7,10,13-tetraoxo-6-((1-trityl-1H-imidazol-4-yl)methyl)-3-oxa-5,8,11,14-tetraazahexadecan-16-oate
Methyl (6S,12S)-12-(3-(tert-butoxy)-3-oxopropyl)-2,2,9,9-tetramethyl-4,7,10,13-tetraoxo-6-((1-trityl-1H-imidazol-4-yl)methyl)-3-oxa-5,8,11,14-tetraazahexadecan-16-oate
Catalogue No.:PA PEP 000384
CAS :
NA
Molecular Formula : C46H58N6O9
Molecular Weight : 839


(6S,12S)-12-(2-Carboxyethyl)-2,2,9,9-tetramethyl-4,7,10,13-tetraoxo-6-((1-trityl-1H-imidazol-4-yl)methyl)-3-oxa-5,8,11,14-tetraazahexadecan-16-oic Acid
(6S,12S)-12-(2-Carboxyethyl)-2,2,9,9-tetramethyl-4,7,10,13-tetraoxo-6-((1-trityl-1H-imidazol-4-yl)methyl)-3-oxa-5,8,11,14-tetraazahexadecan-16-oic Acid
Catalogue No.:PA PEP 000385
CAS :
NA
Molecular Formula : C41H48N6O9
Molecular Weight : 768.87


((S)-5-(tert-Butoxy)-2-(2-((S)-2-((tert-butoxycarbonyl)amino)-3-(1H-imidazol-4-yl)propanamido)-2-methylpropanamido)-5-oxopentanoyl)glycine
((S)-5-(tert-Butoxy)-2-(2-((S)-2-((tert-butoxycarbonyl)amino)-3-(1H-imidazol-4-yl)propanamido)-2-methylpropanamido)-5-oxopentanoyl)glycine
Catalogue No.:PA PEP 000386
CAS :
2377584-78-4
Molecular Formula : C26H42N6O9
Molecular Weight : 582.66


((R)-5-(tert-Butoxy)-2-(2-((S)-2-((tert-butoxycarbonyl)amino)-3-(1-trityl-1H-imidazol-4-yl)propanamido)-2-methylpropanamido)-5-oxopentanoyl)glycine
((R)-5-(tert-Butoxy)-2-(2-((S)-2-((tert-butoxycarbonyl)amino)-3-(1-trityl-1H-imidazol-4-yl)propanamido)-2-methylpropanamido)-5-oxopentanoyl)glycine
Catalogue No.:PA PEP 000387
CAS :
NA
Molecular Formula : C45H56N6O9
Molecular Weight : 824.98


((S)-5-(tert-Butoxy)-2-(2-(2-((S)-2-((tert-butoxycarbonyl)amino)-3-(1-trityl-1H-imidazol-4-yl)propanamido)-2-methylpropanamido)-2-methylpropanamido)-5-oxopentanoyl)glycine
((S)-5-(tert-Butoxy)-2-(2-(2-((S)-2-((tert-butoxycarbonyl)amino)-3-(1-trityl-1H-imidazol-4-yl)propanamido)-2-methylpropanamido)-2-methylpropanamido)-5-oxopentanoyl)glycine
Catalogue No.:PA PEP 000388
CAS :
NA
Molecular Formula : C49H63N7O10
Molecular Weight : 910.08