The synthesis of novel derivatives of Yakuchinone B, a naturally occurring phenolic compound, presents a promising avenue in the search for effective anti-inflammatory agents. This research focuses on the design, synthesis, and evaluation of these derivatives to enhance their therapeutic potential against inflammation. Yakuchinone B, isolated from AlpiniaoxyphyllaMiquel, has demonstrated notable anti-inflammatory properties, making it a valuable lead compound. However, its clinical application is limited by suboptimal pharmacokinetic properties and potential side effects. To overcome these limitations, a series of novel derivatives were synthesized through structural modifications aimed at improving their pharmacological profile. The synthetic approach involved modifying the phenolic and carbonyl functionalities of Yakuchinone B, exploring different substituents to optimize anti-inflammatory activity and reduce toxicity. The structural modifications were guided by computational modeling and structure-activity relationship (SAR) studies, which provided insights into the molecular interactions with key inflammatory mediators. The produced derivatives were analyzed utilizing spectroscopic techniques including NMR, FTIR, and MS to verify their structures. The in vitro antiinflammatory efficacy was assessed by measuring the suppression of pro-inflammatory cytokines, including TNF-α, IL-6, and IL-1β, in macrophages challenged with lipopolysaccharide (LPS). Additionally, the potential of these derivatives to inhibit key enzymes involved in the inflammatory response, including COX-2 and iNOS, was assessed. Selected derivatives were further tested in vivo in animal models of inflammation to confirm their efficacy and safety. Preliminary results indicate that several novel derivatives of Yakuchinone B exhibit significantly enhanced anti-inflammatory activity compared to the parent compound. These findings suggest that structural modifications can successfully improve the pharmacological properties of Yakuchinone B, making these novel derivatives potential candidates for the development of new antiinflammatory therapies. Further studies are warranted to optimize these derivatives and explore their mechanisms of action in greater detail.