Five compounds from Ceratophyllum demersum

This study was done to investigate the phytochemicals of plants of Ceratophyllum demersum grown in Lam Dong Province. Five compounds, cyclocolorenone (1), 1α-hydroxycyclocolorenone (2), lupeol (3), betullinic acid (4), and chakyunglupulin B (5) were isolated from the ethyl acetate extract of Ceratophyllum demersum.