Phenolic glycosides from the stems of Clerodendrum inerme Gaertn. collected in Vietnam

Five phenolic glycosides, clerodenoside A (1), seguinoside K (2), cistanoside D (3), verbascoside (4), and isoverbacoside (5) were isolated from the ethyl acetate soluble fraction of methanolic extract Clerodendrum inerme stems. Their structures determined by spectroscopic analysis comparison spectral data with those reported in literature. Compound 3 was this plant for first time.