Author's Organization:Faculty of Pharmaceutical Sciences, Kyoto University Faculty of Pharmaceutical Sciences, Kyoto University Institute of Pharmaceutical Sciences, School of Medicine, Hiroshima University Institute of Pharmaceutical Sciences, School of Medicine, Hiroshima University School of Medicine, Ehime University
Neurotensin, a bovine hypothalamic principle, was synthesized in a conventional manner, after removing three different protecting groups employed ; tosyl (Tos), benzyl (Bzl) and benzyloxycarbonyl (Z), by trifluoromethanesulphonic acid.