Abstract
Two new fluorenones have been isolated from the orchid Dendrobium chrysotoxum Lindl. and their structures established as 2,4,7-trihydroxy-5-methoxy-9-fluorenone and 2,4,7-trihydroxy-1,5-dimethoxy-9-fluorenone.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Dendrobium / chemistry*
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Fluorenes / chemistry*
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Fluorenes / isolation & purification*
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Spectrum Analysis
Substances
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2,4,7-trihydroxy-1,5-dimethoxy-9-fluorenone
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2,4,7-trihydroxy-5-methoxy-9-fluorenone
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Fluorenes