4′-Methylpropiophenone (4-MMP) is a versatile synthetic compound extensively employed in various scientific research applications. It is a colorless and odorless crystalline solid. 4-MMP has proven valuable in the exploration of enzyme kinetics, and biochemical reactions. It has found widespread use in laboratory experiments, encompassing compound synthesis and the investigation of molecular interactions. It has found utility in laboratory experiments, serving as a substrate for the synthesis of other compounds and facilitating the examination of molecular interactions. Although the precise mechanism of action of 4′-Methylpropiophenone remains elusive, it is believed to function as an inhibitor of the cytochrome P450 enzyme.