2-Hydroxy-3-methylbutyric acid (2-hydroxyisovaleric acid) is a metabolite found in the urine of patients with phenylketonuria methylmalonic acidemia propionic acidemia 3-ketothiolase deficiency isovaleric acidemia 3-methylcrotonylglycemia 3-hydroxy-3-methylglutaric acidemia multiple carboxylase deficiency glutaric aciduria ornithine transcarbamylase deficiency glyceroluria tyrosinemia type I galactosemia and maple syrup urine disease.

Mahanimbine is found in the roots, leaves and stems of Murraya koenigii and is an orally active alkaloid extracted from Murraya koenigii.

Euchrestaflavanone B shows antibacterial activity against Gram positive bacteria, Staphylococcus aureus, Bacillus subtilis and Bacillus cereus. Euchrestaflavanone B may function by inhibiting oncogenic disease, at least in part, through the inhibition of protein kinase CKII activity.