Integrative Biology Journals
JIPB

J Integr Plant Biol. ›› 1991, Vol. 33 ›› Issue (5): -.

• Research Articles •    

The Chemical Constituents from Podocarpus nagi (II)

Xu Ya-ming and Fang Sheng-ding   

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Abstract: Continuing the former report, four more constituents Were isolated from the seeds of Podocarpus nagi (Thunb.) Zoll. et Mor. ex Zoll. (Podocarpaceae). They were identified as sciadopitysin (Ⅰ), amentoflavone-4', 4"', 7, 7"-tetramethyl ether (Ⅱ), nagilactone C(Ⅲ) and ethyl-β-D-pyranoglucoside (Ⅳ). Ⅰ, Ⅱ and Ⅳ were first reported in this plant. Ⅲ shows stronge cytotoxic activity.

Key words: Podocarpus nagi, Sciadopitysin, Amentoflavone-4, 4, 7, 7-tetramethyl, ether, Nagilactone C, Ethyl-β-D-pyranoglucoside.

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