3 resultados
Two new coumarin glycosides (1 and 2), along with six known compounds (3-8), were isolated from the roots of Euphorbia soongarica. The structures of two new compounds were elucidated as aesculetin-6-O-(6'-O-galloyl)-beta-D-galactopyranoside (1) and
From an ethanol extract of Euphorbia micractina roots, seven steroids fifteen aromatic derivatives were isolated by a combination of various chromatographic techniques, including column chromatography over macroporous resin, silica gel, and Sephadex LH-20 and reversed-phase HPLC. Their structures
EtOH extracts of the seeds of Euphorbia lagascae inhibited crown gall tumors on potato discs, were active against 3PS (in vivo) and 9PS (in vitro) mouse leukemia, and were toxic to brine shrimp. Using the potato disc and brine shrimp bioassays to monitor fractionation, piceatannol (3,4,3',5'-