Description: Peptide to [D-Ala2]-Leu-Enkephalin Form: Lyophilized powder CAS Number : 64963-01-5Molecular Formula : C29H39N5O7Molecular Weight : 569.66Purity : > 95%Chemical Structure : Tyr-D-Ala-Gly-Phe-LeuStorage/Stability : Shipped at 4°C. Store at -20°C for one year.