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Pyranocoumarins from the twigs of Mammea siamensis
Vilailak Prachyawarakorn1, Chulabhorn Mahidol, Somsak Ruchirawat
1Chulabhorn Research Institute, Laboratory of Medicinal Chemistry, Vipavadee Rangsit Highway, Bangkok, Thailand.
Phytochemistry
|March 28, 2006
Abstract:
Four unusual pyranocoumarins (1-4) have been isolated from the dried twigs of M. siamensis. The structures were determined by spectroscopic data, especially 1D and 2D NMR experiments.