A new coumarin from the stem of Angelica dahurica

초록

One new and three known coumarins were isolated from the CHCl₃ soluble fraction of Angelica dahurica stem. On the basis of spectral data, the structures of the isolated compounds were determined to be scopoletin, angelol I, angelol H and 6-[(1S), 2(R)-2, 3-dihydroxy-1-methoxy-3-methyibutyl]-7-methoxycoumarin; the latter being isolated for the first time from a plant source.

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