Abstract
Two new rearranged abietane diterpenoids, sincoetsin A (1) and sincoetsin B (2), were isolated from the aerial part of Isodon coetsa (Buth-Ham ex D.Don) Hara collected in Singapore, and their structures were determined by spectroscopic methods, especially 2D NMR techniques.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Abietanes / chemistry*
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Abietanes / isolation & purification
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Isodon / chemistry*
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Magnetic Resonance Spectroscopy
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Molecular Structure
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Plant Components, Aerial / chemistry*
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Plants, Medicinal / chemistry*
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Singapore
Substances
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Abietanes
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sincoetsin A
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sincoetsin B