Product NameBoc-His(Tos)-OHCAS No.35899-43-5Molecular FormulaC18H23N3O6SMolecular Weight409.46Purity (HPLC)97% min.AppearanceWhite to off white powderMelting Point125-130°C (dec.)Specific Rotation (25/D)+16±2° (c=1, CH3OH)300 MHz NMR Spectrum 1HConsistentTLCOne Spot