Product Name: MK-677 Alias: Ibutamoren CAS NO.: 159634-47-6 Molecular Formula: C27H36N4O5S Molecular Weight: 528.664 Purity: 98%+ Appearance: White Powder Grade:Pharmaceutical Grade Attention: MK677 is easily moisture in the summer, so please be sealed and stored in the refrigerator. What Is Ibutamoren? Ibutamoren (developmental code names MK-677, MK-0677) is a non-peptidic, potent, long-acting, orally-active, and selective agonist of the ghrelin receptor …