Cayman Chemical ButyrIc AcId-d7 250mg
An antagonist of MC1R (Ki 40 nM in COS-1 cells expressing human receptors) selective for MC1R over MC3R MC4R and MC5R (Kis 470 1340 and 2400 nM respectively) inhibits a-MSH-induced cAMP accumulation and melanosome dispersion in melanocytes (IC50s 2 5 and 11 nM respectively)