Neoglycopeptide Synthesis and Purification in Multi-gram Scale: Preparation ofO-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-Nα-fluoren-9-yl-methoxycarbonyl-hydroxyproline and Its Use in the Pilot-scale Synthesis of the Potent Analgesic GlycopeptideO1.5-β-D-galactopyranosyl[DMet2, Hyp5]enkephalinamide | Publicación