Description: Peptide to Antho-Rfamide Form: Lyophilized powder CAS Number : 107535-01-3Molecular Formula : C22H32N8O5Molecular Weight : 488.57Purity : > 95%Chemical Structure : Pyr-Gly-Arg-Phe-NH2Storage/Stability : Shipped at 4°C. Store at -20°C for one year.