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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

Des-Gly30-Tirzepatide

CAT. No.T1520087 CAS No.NA Mol. F.C223H345N47O67 Mol. W.4756.50 g/mol Stock Status Custom Synthesis
COA MSDS

Des-Gly34-Tirzepatide

CAT. No.T1520088 CAS No.NA Mol. F.C225H345N47O67 Mol. W.4756.48 g/mol Stock Status Custom Synthesis
COA MSDS

Des-Haib

CAT. No.S1420053 CAS No.NA Mol. F.NA Mol. W.NA Stock Status Custom Synthesis
COA MSDS

Des-HAibEGTFTS

CAT. No.S1420052 CAS No.NA Mol. F.NA Mol. W.NA Stock Status Custom Synthesis
COA MSDS

Des-His(7)-Liraglutide

CAT. No.L920041 CAS No.NA Mol. F.C166H258N40O50 Mol. W.3614.10 g/mol Stock Status Custom Synthesis
COA MSDS

Des-Ile(12)-Tirzepatide

CAT. No.T1520002 CAS No.NA Mol. F.C219H337N47O67 Mol. W.4700.36 g/mol Stock Status Custom Synthesis
COA MSDS

Des-PGLU-leuprolide

CAT. No.L570023 CAS No.NA Mol. F.C54H79N15O10 Mol. W.1098.30 g/mol Stock Status Custom Synthesis
COA MSDS

Des-Pro-(31)-Tirzepatide

CAT. No.T1520089 CAS No.NA Mol. F.C220H341N47O67 Mol. W.4716.41 g/mol Stock Status Custom Synthesis
COA MSDS

Des-Pro-(38)-Tirzepatide

CAT. No.T1520090 CAS No.NA Mol. F.C220H341N47O67 Mol. W.4716.41 g/mol Stock Status Custom Synthesis
COA MSDS

Des-Pro-Pro-Tirzepatide

CAT. No.T1520053 CAS No.NA Mol. F.C215H334N46O66 Mol. W.4619.29 g/mol Stock Status Custom Synthesis
COA MSDS

Des-Pyr-Leuprolide

CAT. No.L570042 CAS No.NA Mol. F.C54H79N15O10.C2HF3O2 Mol. W.1212.32 g/mol Stock Status Custom Synthesis
COA MSDS

Des-RG

CAT. No.S1420055 CAS No.NA Mol. F.NA Mol. W.NA Stock Status Custom Synthesis
COA MSDS

Des-Thr(6)-Calcitonin Salmon

CAT. No.C1380046 CAS No.NA Mol. F.C141H233N43O46S2 Mol. W.3330.79 g/mol Stock Status Custom Synthesis
COA MSDS

Des-Thr5-Semaglutide

CAT. No.S1420089 CAS No.NA Mol. F.C183H284N44O57 Mol. W.4012.47 g/mol Stock Status Custom Synthesis
COA MSDS

Des-Thr5-Tirzepatide

CAT. No.T1520048 CAS No.NA Mol. F.C221H341N47O66 Mol. W.4712.42 g/mol Stock Status Custom Synthesis
COA MSDS

Des-Tyr(22)-Calcitonin Salmon

CAT. No.C1380022 CAS No.NA Mol. F.C136H231N43O46S2 Mol. W.3268.72 g/mol Stock Status Custom Synthesis
COA MSDS

Des-Tyr10-Tirzepatide

CAT. No.T1520052 CAS No.NA Mol. F.C216H339N47O66 Mol. W.4650.35 g/mol Stock Status Custom Synthesis
COA MSDS

Des-Tyr13-Semaglutide

CAT. No.S1420123 CAS No.NA Mol. F.C178H282N44O57 Mol. W.3950.50 g/mol Stock Status Custom Synthesis
COA MSDS

Des-Tyr22-Salmon Calcitonin

CAT. No.C1380024 CAS No.NA Mol. F.C136H231N43O46S2 Mol. W.3268.68 g/mol Stock Status Custom Synthesis
COA MSDS

Des-[His-Aib] Semaglutide

CAT. No.S1420131 CAS No.NA Mol. F.C177H277N41O57 Mol. W.3891.40 g/mol Stock Status Custom Synthesis
COA MSDS

Product structure

Sample structure

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

Illustrative sample structure
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