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Peptide impurities

Peptide impurities are byproducts like truncated, deletion, and oxidized sequences formed during synthesis or storage, identified by HPLC and MS analysis.

Impurity Standards

[D-ala2]-Liraglutide

CAT. No.L920003 CAS No.NA Mol. F.C172H265N43O51 Mol. W.3751.29 g/mol Stock Status Custom Synthesis
COA MSDS

[D-Arg]30 Semaglutide

CAT. No.S1420087 CAS No.NA Mol. F.C187H291N45O59 Mol. W.4113.58 g/mol Stock Status Custom Synthesis
COA MSDS

[D-Asp15]-Tirzepatide

CAT. No.T1520006 CAS No.NA Mol. F.C225H348N48O68 Mol. W.4813.53 g/mol Stock Status Custom Synthesis
COA MSDS

[D-Asp9]-Tirzepatide

CAT. No.T1520007 CAS No.NA Mol. F.C225H348N48O68 Mol. W.4813.53 g/mol Stock Status Custom Synthesis
COA MSDS

[D-Det6,L-Leu6]leuprolide

CAT. No.L570017 CAS No.NA Mol. F.NA Mol. W.3680.12 g/mol Stock Status Custom Synthesis
COA MSDS

[D-Gln19]-Tirzepatide

CAT. No.T1520011 CAS No.NA Mol. F.C225H348N48O68 Mol. W.4813.53 g/mol Stock Status Custom Synthesis
COA MSDS

[D-Gln24]-Tirzepatide

CAT. No.T1520009 CAS No.NA Mol. F.C225H348N48O68 Mol. W.4813.53 g/mol Stock Status Custom Synthesis
COA MSDS

[D-Glu-3]-Tirzepatide

CAT. No.T1520010 CAS No.NA Mol. F.C225H348N48O68 Mol. W.4813.53 g/mol Stock Status Custom Synthesis
COA MSDS

[D-Glu3]-Semaglutide

CAT. No.S1420106 CAS No.NA Mol. F.C187H291N45O59 Mol. W.4113.60 g/mol Stock Status Custom Synthesis
COA MSDS

[D-gly4]-Liraglutide

CAT. No.L920004 CAS No.NA Mol. F.C172H265N43O51 Mol. W.3751.29 g/mol Stock Status Custom Synthesis
COA MSDS

[D-His]-Liraglutide

CAT. No.L920001 CAS No.NA Mol. F.C172H265N43O51 Mol. W.3751.29 g/mol Stock Status Custom Synthesis
COA MSDS

[D-Leu14]-Tirzepatide

CAT. No.T1520005 CAS No.NA Mol. F.C225H348N48O68 Mol. W.4813.53 g/mol Stock Status Custom Synthesis
COA MSDS

[D-Phe22]-Tirzepatide

CAT. No.T1520008 CAS No.NA Mol. F.C225H348N48O68 Mol. W.4813.53 g/mol Stock Status Custom Synthesis
COA MSDS

[D-Phe6]-Tirzepatide

CAT. No.T1520016 CAS No.NA Mol. F.C225H348N48O68 Mol. W.4813.53 g/mol Stock Status Custom Synthesis
COA MSDS

[D-pro9]Leuprolide

CAT. No.L570015 CAS No.NA Mol. F.C59H84N16O12 Mol. W.1209.42 g/mol Stock Status Custom Synthesis
COA MSDS

[D-Ser11]-Tirzepatide

CAT. No.T1520023 CAS No.NA Mol. F.C225H348N48O68 Mol. W.4813.53 g/mol Stock Status Custom Synthesis
COA MSDS

[D-Thr5]-Liraglutide

CAT. No.L920002 CAS No.NA Mol. F.C172H265N43O51 Mol. W.3751.29 g/mol Stock Status Custom Synthesis
COA MSDS

[Des-Aib2]-Tirzepatide

CAT. No.T1520026 CAS No.NA Mol. F.C221H341N47O67 Mol. W.4728.42 g/mol Stock Status Custom Synthesis
COA MSDS

[Des-His1]-Semaglutide

CAT. No.S1420094 CAS No.NA Mol. F.C181H284N42O58 Mol. W.3976.44 g/mol Stock Status Custom Synthesis
COA MSDS

[Des-Ile-17]-Tirzepatide

CAT. No.T1520027 CAS No.NA Mol. F.C219H337N47O67 Mol. W.4700.37 g/mol Stock Status Custom Synthesis
COA MSDS

[des-Leu7]leuprolide

CAT. No.L570019 CAS No.NA Mol. F.NA Mol. W.NA Stock Status Under Synthesis
COA MSDS

Product structure

Sample structure

Catalogue no.: — CAS no.: — Formula: — Mol. weight: —

Illustrative sample structure
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