The store will not work correctly when cookies are disabled.
We use cookies for optimal website function and to better serve our customers. By continuing to browse you agree to the storing of cookies on your device. See our privacy policy for details.
Allow cookies Deny
(S)-2-methylpyrrolidine-2-carboxylic acid; CAS No.: 42856-71-3; This (S)-2-methylpyrrolidine-2-carboxylic acid from ChemShuttle offers constrained quaternary amino acid for peptide stapling. As worldwide chemical supplier, we provide spirocyclic amino acids with enhanced proteolytic stability. The methyl group at C2 creates steric hindrance, altering peptide backbone conformation. Our products enable development of cell-penetrating peptides with improved bioavailability.