A series of novel pyrazole-based lipoprotein-associated phospholipase A2 (Lp-PLA2) inhibitors have been de- signed and synthetized by a variety of acetophenones via a 10-step convergent approach. The synthetic appro...A series of novel pyrazole-based lipoprotein-associated phospholipase A2 (Lp-PLA2) inhibitors have been de- signed and synthetized by a variety of acetophenones via a 10-step convergent approach. The synthetic approach is carefully optimized, and an unsuccessful alternative route is also discussed. The in vitro biological activity reveals that all the synthesized compounds are potent Lp-PLA2 inhibitors with compound 13b being the most potent one (Lp-PLA2, IC50= 1.5 nmol/L).展开更多
文摘A series of novel pyrazole-based lipoprotein-associated phospholipase A2 (Lp-PLA2) inhibitors have been de- signed and synthetized by a variety of acetophenones via a 10-step convergent approach. The synthetic approach is carefully optimized, and an unsuccessful alternative route is also discussed. The in vitro biological activity reveals that all the synthesized compounds are potent Lp-PLA2 inhibitors with compound 13b being the most potent one (Lp-PLA2, IC50= 1.5 nmol/L).