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Botryolins A and B, two tetramethylsqualene triethers from the green microalga Botryococcus braunii
Pierre Metzger1, Marie Noëlle Rager, Claude Largeau
1Laboratoire de Chimie Bioorganique et Organique Physique, UMR CNRS 7573, Ecole Nationale Supérieure de Chimie de Paris, 11 Rue Pierre et Marie Curie, 75231 cedex 05, Paris, France. pgmetzg@ext.jussieu
Phytochemistry
|April 9, 2002
Abstract:
Two new triterpenoid polyethers with a tetramethylsqualene carbon skeleton, botryolins A and B, have been isolated from the green microalga Botryococcus braunii. Their structures were determined by means of spectral analyses including 2D NMR.