Heterocycles p. 1399 - 1406 (1994)
Update date:2022-08-02
Topics:
Chen, Zong-Tsi
Lee, Shwu-Woan
Chen, Chiu-Ming
Two new flavonoid glycosides, takakin 8-O-β-D-glucuronide 6''-methyl ester (2), takakin 8-O-β-D-glucuronide 2''-sodium sulfonate (3) together with a known flavonoid glycoside, takakin 8-O-β-D-glucuronide were isolated from the root bark of Helicteres angustifolia (Sterculiaceae).The structures of these compounds were established on the basis of spectroscopic and chemical evidence.
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