Description: Peptide to [Arg8]-a-Neo-Endorphin (1-8) Form: Lyophilized powder CAS Number : 75106-72-8Molecular Formula : C46H73N15O10Molecular Weight : 996.19Purity : > 95%Chemical Structure : Tyr-Gly-Gly-Phe-Leu-Arg-Lys-ArgStorage/Stability : Shipped at 4°C. Store at -20°C for one year.