Description
Tirzepatide is a synthetic 39-residue linear peptide amide. It contains α-aminoisobutyric acid (Aib) at positions 2 and 13, and an icosanedioic (C20) fatty diacid is attached to the Lys20 side chain through a γ-glutamyl–bis(AEEA) linker.
Specifications
- Sequence: Y-Aib-EGTFTSDYSI-Aib-LDKIAQ-K(AEEA-AEEA-γGlu-CO-(CH2)18-CO2H)-AFVQWLIAGGPSSGAPPPS-NH2 (Aib = α-aminoisobutyric acid; AEEA = 8-amino-3,6-dioxaoctanoic acid)
- Molecular formula: C225H348N48O68
- Molecular weight: 4813.45 g/mol
- CAS: 2023788-19-2
- Purity: ≥98% (HPLC)
- Form: 10 mg lyophilized powder, sealed vial
- Storage: −20 °C, lyophilized; 24 months
Quality documentation
A lot-specific certificate of analysis (COA) is available on request.




