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Analysis of Mint Essential Oils from Jeju Island, Korea by Gas Chromatography-mass Spectrometry and Headspace-Gas Chromatography-mass Spectrometry

机译:气相色谱-质谱和顶空-气相色谱-质谱法分析韩国济州岛薄荷精油

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摘要

Compositions of essential oils extracted from mint herb such as Mentha piperita, Mentha spicata, and Mentha x piperita var. citrate produced in Jeju were analyzed using gas chromatography-mass spectrometry (GC-MS) and headspace-GC-MS (HS-GC-MS). By the GC-MS analysis, 13 compounds were tentatively identified in Mentha piperita, Mentha spicata, and Mentha x piperita var. citrate, respectively. Peperitenone oxide, carvone, and linalool were detected as major compounds in Mentha piperita, in Mentha spicata, in Mentha x piperita var. citrate, respectively, based on the ratio of peak intensity in the total ion chromatogram. The greater number of compounds, including volatile alcohols and acetates were identified by HS-GC-MS than by GC-MS in these all three essential oils. Similarpatterns of composition were detected in both Mentha spicata and Mentha x piperita var. citrate by either one of GC-MS methods. However, in case of Mentha piperita, l-(-)-menthol, which was identified as the major compound by HS-GC-MS was detected in dramatically reduced quantity by GC-MS. Interestingly, we found that both linalyl acetate and linalool were identified as the dominant compounds in the essential oil of Mentha x piperita var. citrate.
机译:从薄荷草本植物中提取的精油成分,例如薄荷薄荷,薄荷和薄荷x胡椒。使用气相色谱-质谱(GC-MS)和顶空GC-MS(HS-GC-MS)分析了济州岛生产的柠檬酸盐。通过GC-MS分析,初步确定了薄荷,薄荷和薄荷x变种中的13种化合物。柠檬酸盐。在薄荷(Mentha piperita),薄荷(Mentha spicata),薄荷(Mentha x piperita var)中检测到了胡椒酮,香芹酮和芳樟醇为主要化合物。柠檬酸盐,分别基于总离子色谱图中峰强度的比率。在这三种精油中,通过HS-GC-MS鉴定出的化合物(包括挥发性醇和乙酸酯)的数量均大于通过GC-MS鉴定的数量。在薄荷(Mentha spicata)和薄荷(Mentha x piperita var)中均检测到相似的组成模式。通过GC-MS方法中的任何一种柠檬酸盐。但是,就薄荷醇而言,被HS-GC-MS鉴定为主要化合物的1-(-)-薄荷醇的GC-MS含量大大降低。有趣的是,我们发现乙酸芳樟酯和芳樟醇均被确定为薄荷油(Mentha x piperita var)精油中的主要化合物。柠檬酸盐。

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