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香花植物之研究 第二報 省產大花素馨與秀英花精油之成分與品質

Studies on the Aromatics (Ⅱ) the Constituents and Quality of Flower Essential Oil of "Shiow-ying" and Taiwan Cultivated Spanish Jasmine

摘要


本試驗探討在來種秀英花及引進之大花素馨花精油成分與品質。花朵各部分別以正已烷抽取並經紫外分光儀測定結果,花精油大部存於花瓣中,精油色素則來自雄蕊之花粉。以氣體色層分析儀比較秀英與大花素馨花精油的異同。大花素花精油產量與成分因不同溶劑(正已烷或苯)或抽取方法(溶劑抽出法或冷脂抽出法)而有差異。本文除評定各種花精油的品質外,亦略論及大花素馨花精油的生合成。

關鍵字

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並列摘要


An experiment was conducted to determine the constituents and quality of flower essential oils of ”Shiow-ying” and introduced Spanish jasmine (Jasminum officinale, L. forms grandiflorurn, (L.) Kobuoki). The internal substances of different flower parts were extracted by n-hexane and afterward independently measured by spectrometry and demonstrated that the essential oil largely exists in petals, whereas the pigments of absolute originate from pollen. The relationship between Spanish jasmine and ”Shiow-ying” was discussed on the basis of the constituents of flower essential oils which were analyzed by gas chromatography. The yield and constituents of flower essential oil of Spanish jasmine varied with different extraction methods. Besides the quality of different absolutes of jasmine was evaluated, the possible biosynthetic pathways of flower essential oil of Spanish jasmine were also briefly discussed.

並列關鍵字

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