Exendin-4-Lys-azide TFA 

Exendin-4-Lys-azide (TFA) (Compound Ex40) is an azide derivative of Exendin-4-Lys-azide, Exendin-4, which can be used for coupling/click chemistry^[1].

4340.74 (free base)

C₁₉₀H₂₉₂N₅₄O₆₁S.xC₂HF₃O₂

His-Gly-Glu-Gly-Thr-Phe-Thr-Ser-Asp-Leu-Ser-Lys-Gln-Met-Glu-Glu-Glu-Ala-Val-Arg-Leu-Phe-Ile-Glu-Trp-Leu-Lys-Asn-Gly-Gly-Pro-Ser-Ser-Gly-Ala-Pro-Pro-Pro-Ser-{Lys(N3)}-NH2

HGEGTFTSDLSKQMEEEAVRLFIEWLKNGGPSSGAPPPS-{Lys(N3)}-NH2

O=C(NCC(N[C@@H](CCC(O)=O)C(NCC(N[C@@H]([C@H](O)C)C(N[C@@H](CC1=CC=CC=C1)C(N[C@@H]([C@H](O)C)C(N[C@@H](CO)C(N[C@@H](CC(O)=O)C(N[C@@H](CC(C)C)C(N[C@@H](CO)C(N[C@@H](CCCCN)C(N[C@@H](CCC(N)=O)C(N[C@@H](CCSC)C(N[C@@H](CCC(O)=O)C(N[C@@H](CCC(O)=O)C(N[C@@H](CCC(O)=O)C(N[C@@H](C)C(N[C@@H](C(C)C)C(N[C@@H](CCCNC(N)=N)C(N[C@@H](CC(C)C)C(N[C@@H](CC2=CC=CC=C2)C(N[C@@H]([C@@H](C)CC)C(N[C@@H](CCC(O)=O)C(N[C@@H](CC3=CNC4=CC=CC=C34)C(N[C@@H](CC(C)C)C(N[C@@H](CCCCN)C(N[C@@H](CC(N)=O)C(NCC(NCC(N5[C@@H](CCC5)C(N[C@@H](CO)C(N[C@@H](CO)C(NCC(N[C@@H](C)C(N6[C@@H](CCC6)C(N7[C@@H](CCC7)C(N8[C@@H](CCC8)C(N[C@@H](CO)C(N[C@@H](CCCCN=[N+]=[N-])C(N)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)[C@H](CC9=CNC=N9)N.O=C(C(F)(F)F)O.[x]

Room temperature in continental US; may vary elsewhere.

Please store the product under the recommended conditions in the Certificate of Analysis.

• [1]. Tinsley IC, et al. Synthesis, Optimization, and Biological Evaluation of Corrinated Conjugates of the GLP-1R Agonist Exendin-4. J Med Chem. 2021 Mar 25;64(6):3479-3492.  [Content Brief]