N-Hydroxy Amides. 7. Synthesis and Properties of Linear and Cyclic Hexapeptides Containing Three N5-Acetyl-N5-hydroxy-L-ornithine Residues as Models for Ferrichrome

Article abstract of DOI:10.1021/jo00261a019

As sequence-modified analogues of desferriferrichrome (1), linear and cyclic peptides have been prepared.They are (OrnAH-Gly)3 (2), Ac-Gly2-OrnAH3-Gly-OMe (3), Ac-(OrnAH-Gly)3-OMe (4), and Ac-Gly-OrnAH-(OrnAH-Gly)2-OMe (5), where OrnAH stands for an N