Fmoc-Sar-Sar-Sar-OH is a small molecule polypeptide composed of four sarcosine residues, in which the N-terminus of the peptide chain is protected by Fmoc. Fmoc-Sar-Sar-Sar-OH can be used for peptide synthesis or synthesis of drug-peptide ligand conjugates.
References:
[1]. Xiong Y, et al., Neuropeptide y1 receptor (npy1r) targeted therapeutics and uses thereof. WO2024112612.