Incorporating both Fmoc and Trt protecting groups, Fmoc-His(Trt)-Aib-OH (CAS No. 1446013-13-3, molecular formula C₄₄H₄₀N₄O₅) is a solid peptide intermediate optimized for Semaglutide synthesis. This compound allows selective protection of histidine while ensuring structural stability in the presence of α-aminoisobutyric acid (Aib). With a molecular weight of 704.8 g/mol and 99% min purity, it is delivered in 25 kg fibre drums and should be stored in a dry environment under standard ambient conditions.
- CAS No.: 1446013-13-3
- Molecular Formula: C₄₄H₄₀N₄O₅
- Purity: 99% min
