Six known quassinoids were isolated from the bark of Ailanthus altissima. Their structures were elucidated by spectroscopic methods. Compounds 1–6 were screened for their antitumor activities evaluated by MTT assay. Click to show full abstract
Six known quassinoids were isolated from the bark of Ailanthus altissima. Their structures were elucidated by spectroscopic methods. Compounds 1–6 were screened for their antitumor activities evaluated by MTT assay.
               
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