Description: Peptide to Acetalin 3 Form: Lyophilized powder Alternative Names: OPIOID RECEPTOR ANTAGONIST 3Molecular Formula : C42H61N114O8S2Molecular Weight : 912.15Purity : > 95%Chemical Structure : Ac-Arg-Phe-Met-Trp-Met-Thr-NH2Storage/Stability : Shipped at 4°C. Store at -20°C for one year.