A new flavanoid from the whole plant of Spiranthes australis (R. Brown) Lindl.
A new flavonoid was isolated from the whole plant of Spiranthes australis (R. Brown) Lindl (Orchidacea). Its structure was characterized as 3,7-dimethoxy-5-hydroxy-2-([4-(3-methyl-2-butenyl)oxy]phenyl)-4H-1-benzopyran-4-one on the basis of chemical and spectral evidence including 2D NMR analysis.
Dong
Mei-Ling
ML
School of Chinese Traditional Medicine Analysis, Shenyang Pharmaceutical University, Shenyang, China.
Chen
Fa-Kui
FK
Wu
Li-Jun
LJ
Gao
Hui-Yuan
HY
D005419:Flavonoids / Q000737:chemistry / Q000302:isolation & purification*; D009682:Magnetic Resonance Spectroscopy; D029595:Orchidaceae / Q000737:chemistry*
D005419:Flavonoids