Description: Peptide to Ac-RYYRIK-NH2 Form: Lyophilized powder CAS Number : 200959-48-4Molecular Formula : C44H70N14O9Molecular Weight : 939.14Purity : > 95%Chemical Structure : Ac-Arg-Tyr-Tyr-Arg-Ile-Lys-NH2Storage/Stability : Shipped at 4°C. Store at -20°C for one year.