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Five new secondary metabolites have been isolated from Chrozophora plicata including an acacetin derivative (1), three pyrrole alkaloids plicatanins A–C (2–4, resp.) and the bilactone plicatanone (5). Together with these compounds, the known compounds, β-sitosterol (6), methyl p-coumarate (7), 4-hydroxyphenylacetic acid (8), succinic acid (9), speranberculatine A (10), β-sitosterol-3-O-β-d-glucopyranoside...
Ethyl acetate soluble fraction of methanolic extract of Launaea nudicaulis was subjected to chromatographic purification to get four new compounds including a quinic acid derivative (1), a pentahydroxy acetylene analog: trideca-12-ene-4,6-diyne-2,8,9,10,11-pentaol (2), a flavone glycoside (3) and a sesquiterpene lactone (4) together with 10 known compounds. The structures of the new isolates were...
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