Echinophyllins A and B, novel nitrogen-c
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Jun'ichi Kobayashi; Mitsuhiro Sekiguchi; Hideyuki Shigemori; Ayumi Ohsaki *
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Article
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2000
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Elsevier Science
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French
⚖ 164 KB
Two novel nitrogen-containing clerodane diterpenoids, echinophyllins A (1) and B (2), were isolated from the leaves of the Brazilian medicinal plant Echinodorus macrophyllus ('Chapéu-de-couro'), and their structures and relative stereochemistry were elucidated by spectroscopic data. Echinophyllins A