Peptides and its Impurities

![(1S,3aR,6aS)-Hexahydro-cyclopenta[c]pyrrole-1,2(1H PA PEP 000714](https://www.pharmaffiliates.com/pimages/PAPEP000714.jpg)
(1S,3aR,6aS)-Hexahydro-cyclopenta[c]pyrrole-1,2(1H)-dicarboxylic Acid 2-(tert-Butyl) Ester 1-methyl ester
(1S,3aR,6aS)-Hexahydro-cyclopenta[c]pyrrole-1,2(1H)-dicarboxylic Acid 2-(tert-Butyl) Ester 1-methyl ester
Catalogue No.:PA PEP 000714
CAS :
1042330-85-7
Molecular Formula : C14H23NO4
Molecular Weight : 269.34

![34-O-[2-(Acetylamino)-2-deoxy-β-D-glucopyranosyl] PA PEP 000741](https://www.pharmaffiliates.com/pimages/PAPEP000741.jpg)
34-O-[2-(Acetylamino)-2-deoxy-β-D-glucopyranosyl]-22,31-dichloro-7-demethyl-64-O-demethyl-19-deoxy-56-O-[2-deoxy-2-[(1-oxooctyl)amino]-β-D-glucopyranosyl]-42-O-α-D-mannopyranosylristomycin A aglycone;
34-O-[2-(Acetylamino)-2-deoxy-β-D-glucopyranosyl]-22,31-dichloro-7-demethyl-64-O-demethyl-19-deoxy-56-O-[2-deoxy-2-[(1-oxooctyl)amino]-β-D-glucopyranosyl]-42-O-α-D-mannopyranosylristomycin A aglycone;
Catalogue No.:PA PEP 000741
CAS :
1620753-26-5
Molecular Formula : C86H93Cl2N9O33
Molecular Weight : 1851.62


((3R,6S,9S,12S,15S)-6-(2-Amino-2-oxoethyl)-9-(3-amino-3-oxopropyl)-12-((S)-sec-butyl)-15-(4-methoxybenzyl)-5,8,11,14,17-pentaoxo-1-thia-4,7,10,13,16-pentaazacycloicosane-3-carbonyl)-L-prolyl-L-leucylglycine
((3R,6S,9S,12S,15S)-6-(2-Amino-2-oxoethyl)-9-(3-amino-3-oxopropyl)-12-((S)-sec-butyl)-15-(4-methoxybenzyl)-5,8,11,14,17-pentaoxo-1-thia-4,7,10,13,16-pentaazacycloicosane-3-carbonyl)-L-prolyl-L-leucylglycine
Catalogue No.:PA PEP 000749
CAS :
1352167-71-5
Molecular Formula : C45H68N10O13S
Molecular Weight : 989.16


2-((3R,6S,9S,12S,15S)-3-((S)-2-(((S)-1-((2-Amino-2-oxoethyl)amino)-4-methyl-1-oxopentan-2-yl)carbamoyl)pyrrolidine-1-carbonyl)-9-(3-amino-3-oxopropyl)-12-((S)-sec-butyl)-15-(4-methoxybenzyl)-5,8,11,14,17-pentaoxo-1-thia-4,7,10,13,16-pentaazacycloicosan-6-yl)acetic Acid
2-((3R,6S,9S,12S,15S)-3-((S)-2-(((S)-1-((2-Amino-2-oxoethyl)amino)-4-methyl-1-oxopentan-2-yl)carbamoyl)pyrrolidine-1-carbonyl)-9-(3-amino-3-oxopropyl)-12-((S)-sec-butyl)-15-(4-methoxybenzyl)-5,8,11,14,17-pentaoxo-1-thia-4,7,10,13,16-pentaazacycloicosan-6-yl)acetic Acid
Catalogue No.:PA PEP 000750
CAS :
NA
Molecular Formula : C45H68N10O13S
Molecular Weight : 989.16


(S)-1-((3S,6S,9S,12S,15S)-6-(2-Amino-2-oxoethyl)-9-(3-amino-3-oxopropyl)-12-((S)-sec-butyl)-15-(4-methoxybenzyl)-5,8,11,14,17-pentaoxo-1-thia-4,7,10,13,16-pentaazacycloicosane-3-carbonyl)-N-((S)-1-((2-amino-2-oxoethyl)amino)-4-methyl-1-oxopentan-2-yl)pyrrolidine-2-carboxamide
(S)-1-((3S,6S,9S,12S,15S)-6-(2-Amino-2-oxoethyl)-9-(3-amino-3-oxopropyl)-12-((S)-sec-butyl)-15-(4-methoxybenzyl)-5,8,11,14,17-pentaoxo-1-thia-4,7,10,13,16-pentaazacycloicosane-3-carbonyl)-N-((S)-1-((2-amino-2-oxoethyl)amino)-4-methyl-1-oxopentan-2-yl)pyrrolidine-2-carboxamide
Catalogue No.:PA PEP 000753
CAS :
1515871-10-9
Molecular Formula : C45H69N11O12S
Molecular Weight : 988.17

![Disulfide Bridge [Cys(1), Cys(7)] H-Cys-Ser-Ala(CN PA PEP 000761](https://www.pharmaffiliates.com/pimages/PAPEP000761.jpg)
Disulfide Bridge [Cys(1), Cys(7)] H-Cys-Ser-Ala(CN)-Leu-Ser-Thr-Cys-Val-Leu-Gly-Lys-Leu-Ser-Gln-Glu-Leu-His-Lys-Leu-Gln-Thr-Tyr-Pro-Arg-Thr-Asn-Thr-Gly-Ser-Gly-Thr-Pro-NH2
Disulfide Bridge [Cys(1), Cys(7)] H-Cys-Ser-Ala(CN)-Leu-Ser-Thr-Cys-Val-Leu-Gly-Lys-Leu-Ser-Gln-Glu-Leu-His-Lys-Leu-Gln-Thr-Tyr-Pro-Arg-Thr-Asn-Thr-Gly-Ser-Gly-Thr-Pro-NH2
Catalogue No.:PA PEP 000761
CAS :
NA
Molecular Formula : C145H238N44O47S2
Molecular Weight : 3413.88


(6S,9R,E)-6-(2,3-Difluorophenyl)-5-(hydroxyimino)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate
(6S,9R,E)-6-(2,3-Difluorophenyl)-5-(hydroxyimino)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate
Catalogue No.:PA PEP 000762
CAS :
1289023-79-5
Molecular Formula : C28H26F2N6O4
Molecular Weight : 548.55


(6S,9R,Z)-6-(2,3-Difluorophenyl)-5-(hydroxyimino)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate
(6S,9R,Z)-6-(2,3-Difluorophenyl)-5-(hydroxyimino)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate
Catalogue No.:PA PEP 000763
CAS :
1289023-78-4
Molecular Formula : C28H26F2N6O4
Molecular Weight : 548.55


3-((3R,6S,9S,12S,15S)-6-(2-Amino-2-oxoethyl)-3-((S)-2-(((S)-1-((2-amino-2-oxoethyl)amino)-4-methyl-1-oxopentan-2-yl)carbamoyl)pyrrolidine-1-carbonyl)-12-((S)-sec-butyl)-15-(4-methoxybenzyl)-5,8,11,14,17-pentaoxo-1-thia-4,7,10,13,16-pentaazacycloicosan-9-yl)propanoic Acid
3-((3R,6S,9S,12S,15S)-6-(2-Amino-2-oxoethyl)-3-((S)-2-(((S)-1-((2-amino-2-oxoethyl)amino)-4-methyl-1-oxopentan-2-yl)carbamoyl)pyrrolidine-1-carbonyl)-12-((S)-sec-butyl)-15-(4-methoxybenzyl)-5,8,11,14,17-pentaoxo-1-thia-4,7,10,13,16-pentaazacycloicosan-9-yl)propanoic Acid
Catalogue No.:PA PEP 000771
CAS :
69228-04-2
Molecular Formula : C45H68N10O13S
Molecular Weight : 989.16


N-Acetyl-S-(2-carboxypropyl)-L-cysteine-d3 Dicyclohexylammonium Salt (Mixture of Diastereomers)
N-Acetyl-S-(2-carboxypropyl)-L-cysteine-d3 Dicyclohexylammonium Salt (Mixture of Diastereomers)
Catalogue No.:PA PEP 000784
CAS :
NA
Molecular Formula : C21H35D3N2O5S
Molecular Weight : 433.62