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Revised structure for a sesquiterpene lactone from Bombax malbaricum
L S Puckhaber1, R D Stipanovic
1Department of Soil and Crop Sciences, Texas A & M University, College Station, Texas 77843, USA.
Journal of Natural Products
|June 30, 2001
Abstract:
A sesquiterpene lactone isolated from Salmalia malbaricum (syn Bombax malbaricum) roots was previously identified as hemigossylic acid lactone-7-methyl ether (1). 2D NMR experiments have shown this is a new compound, isohemigossylic acid lactone-2-methyl ether (2).