• Title/Summary/Keyword: Natural park

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Isolation of a new sapogenin from alibizzia julibrissin

  • You, Yong-Hyo;Woo, Won-Sick;Park, Jae-Sue;Kang, Sam-Sik
    • Archives of Pharmacal Research
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    • v.5 no.2
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    • pp.33-38
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    • 1982

  • From the hydrosate of the strong uterotonic active saponin of Albizzia julibrissin a new sapogenin, mechaerinic acid mmethylester together with acacic acid lactone was isolated and characterized.

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A Short Synthesis of (Z)-13-Eicosen-10-one the Principal Component of the Peach Fruit Moth Pheromone

  • Lee, Eun;Koh, Soo-Young;Song, Byong-Doo;Park, Tae-Kyo
    • Bulletin of the Korean Chemical Society
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    • v.5 no.6
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    • pp.223-226
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    • 1984

  • (Z)-13-Eicosen-10-one (1), one of the active components of the female pheromone of the peach fruit moth, Carposina niponensis Walsingham, was synthesized from 2-nonanone, succinic anhydride, and n-nonyllithium. The key step involves the preparation of 13-eicosyn-10-one from an epoxyketone via Eschenmoser cleavage.

  • https://doi.org/10.5012/bkcs.1984.5.6.223 인용 PDF