21,23-Dihydro-23-hydroxy-21-oxozapoterin is a natural product from Clausena excavata Burm. f.

Mearnsitrin is a natural product of Clausena, Rutaceae. The catalog number is TMA0716 and the CAS number is 30484-88-9. Mearnsitrin can be used as a reference standard.

Clauszoline M shows a significant anti-tuberculosis activity.

5-Glutinen-3-ol is a natural product from Clausena excavata.

Alloisoimperatorin is a candidate of AChE inhibitors, it displays potent antioxidant effects against the DPPH radical and against renal epithelial cell injury by using AAPH to generate peroxyl radicals in vitro. Alloisoimperatorin has estrogenic activity

O-Demethylmurrayanine and clausine D exhibit strong cytotoxicity against MCF-7 and SMMC-7721 with IC50 values in the range 2.63-7.59 ug/ml.

Lansiumarin C can decrease nitric oxide (NO) and tumor necrosis factor-α (TNF-α) production in lipopolysaccharide (LPS)-induced macrophages.

Clausine Z exhibits inhibitory activity against cyclin-dependent kinase 5 (CDK5) and shows protective effects on cerebellar granule neurons in vitro.