Abstract
Examination of the methylene chloride soluble portion of the acetone extract of the seeds of Turreanthus africanus yielded two labdane diterpenoids 12,15-epoxylabda-8(17),12,14-trien-16-al (1) and 16-acetoxy-12(R),15-epoxy-15beta-hydroxylabda-8(17),13(16)-diene (2) and a limonoid, 17-epi 12-dehydroxyheudebolin (3). Structures elucidation was based on the analysis of spectroscopic data.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Diterpenes / chemistry*
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Diterpenes / isolation & purification
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Limonins / chemistry*
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Limonins / isolation & purification
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Magnetic Resonance Spectroscopy
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Mass Spectrometry
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Meliaceae / chemistry*
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Molecular Structure
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Spectrophotometry, Infrared
Substances
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12,15-epoxylabda-8(17),12,14-trien-16-al
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16-acetoxy-12(R),15-epoxy-15beta-hydroxylabda-8(17),13(16)-diene
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17-epi 12-dehydroxyheudebolin
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Diterpenes
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Limonins