Sigesbeckia orientalis L.
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wo germacranolide sesquiterpenes, 9β-acetoxy-3-epi-nobilium, zoapatanolide B and four benzoate ester derivatives, benzyl 2-O-β-D-glucopyranosyl-6-methoxybenzoate, benzyl 2-O-β-D-glucopyranosyl-6- hydroxybenzoate, methyl 2-O-β-D-glucopyranosylbenzoate, ficuside G were isolated from aerial part of Sigesbeckia orientalis. Structural elucidation of the isolated compounds was done using a combination of HR-ESI-MS, one-dimensional and two-dimensional NMR spectral methods, and comparison their spectral data with the previous literature.
7p dianmotminh02 03-05-2024 4 2 Download
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An Asian species, Sigesbeckia pubescens (Makino) Makino (Compositae), is recorded as an alien for the flora of Turkey. The specimens were collected from A8 Artvin and a distribution map for the species is provided.
3p vi4mua 24-02-2019 26 1 Download