Astragaloside A (Astragaloside IV) is the primary pure saponin isolated from Astragalus membranaceus, which has been widely used for the treatment of cardiovascular diseases.

4-O-Methyl honokiol, a natural neolignan isolated from Magnolia officinalis, acts as a PPARγ agonist and inhibits NF-κB activity, used for cancer and inflammation research.

Ethyl potassium malonate, a competitive inhibitor of the enzyme succinate dehydrogenase, acts as a precursor to produce (trimethylsilyl)ethyl malonate, which is utilized to prepare beta-ketoesters by acylation and serves as an intermediate for the preparation of ethyl tert-butyl malonate.