Description: Peptide to b-Lipotropin (61-64) Form: Lyophilized powder Alternative Names: β-Lipotropin (61-64)CAS Number : 60254-82-2Molecular Formula : C22H26N4O6Molecular Weight : 442.48Purity : > 95%Chemical Structure : Tyr-Gly-Gly-PheApplication : YGGF, which corresponds to enkephalin (1-4), shows about 0.1% of the biological activity of Met-enkephalin.Storage/Stability : Shipped at 4°C. Store at -20°C for one year.