[Chemical constituents of the leaves of Crataegus scabrifolia (Franch.) Rehd].

OBJECTIVE

To explore the medicinal resources of Crataegus and seek compounds with pharmaceutical effects.

METHOD

Column chromatography was employed for the isolation and purification of constituents and the structures were elucidated by spectral analysis and chemical evidence.

RESULT

Six compounds were obtained and identified as rutin, hyperoside, vitexin, ursolic acid, daucosterol, and nonacosanol.

CONCLUSION

The main constituents of the leaves of Crataegus scabrifolia are flavonoids.