| Synonyms: |
(7R,8R,7'S,8'R)-3',4'-methylenedioxy-3,4-dimethoxy-7,7'-epoxylignan,
5-[(2S,3R,4R,5R)-5-(3,4-dimethoxyphenyl)-3,4-dimethyltetrahydrofuran-2-yl]-1,3-benzodioxole
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| Definition: |
A lignan that is tetrahydrofuran substituted by methyl groups at positions 3 and 4, a 3,4-dimethoxyphenyl group at position 5 and a 1,3-benzodioxol-5-yl moiety at position 2 (the 2S,3R,4R,5R stereoisomer). Isolated from the aerial parts of Piper futokadsura, it exhibits inhibitory activity against production of nitric oxide (NO). |