A new biscoumarin from Impatiens balsamina root cultures.
A new biscoumarin, 4,4'-biisofraxidin has been isolated from the root cultures of Impatiens balsamina (Balsaminaceae). The structure was elucidated by 1D and 2D NMR techniques.
Panichayupakaranant
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Noguchi
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De-Eknamkul
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