CAS 581-05-5 appears in our catalog under these names: α–MSH , α-MSH/ 100%, ^a-Melanocyte Stimulating Horm , N-Acetyl-L-seryl-L-tyrosyl-L-seryl-L-methionyl-L-glutamyl-L-histidyl-L-phenylalanyl-L-arginyl-L-tryptophylglycyl-L-lysyl-L-prolyl-L-valinamide, 99% (Acetate), 99% (Acetate), α-MSH, 99.98%. Offered by: GLPBio, TargetMol, Thermo Scientific (Alfa Aesar), Chemat, MedChemExpress. Available pack sizes: 5mg, 1mg, 10mg, 25mg, 50mg, 100mg, 25 mg, 1 mg.