粉红香水月季花香成分分析及在城市园林中的应用

粉红香水月季为著名的古老藤本月季,前期引种发现,粉红香水月季在上海具有良好的适应性。为进一步开发利用,本研究主要对其芳香性开展研究。采用搅拌子吸附萃取脱附结合气相色谱质谱技术提取和分析鲜花花瓣中的香气成分。结果显示,粉红香水月季的主要香气成分为3,5-二甲氧基甲苯,其次为3-乙酸叶醇酯、石竹烯、香叶醇等。香气类型为以3,5-二甲氧基甲苯为代表的茶香型,香气偏清韵。同时,3,5-二甲氧基甲苯具有独特的镇定安神效果。粉红香水月季在观赏园林和保健园林的景观营造中具广阔应用前景。

The Aroma Components Analysis of Rosa odorata var. erubescens and Its Application in Urban Gardens

Rosa odorata var. erubescens is the famous ancient climbing rose. It is found that R. odorata var. erubescens in Shanghai has good adaptability through early introduction. For further development and utilization, the aromaticity is mainly studied in this research. Stir Bar Sorptive Extraction-Thermal Desorption (SBSE-TD) combined with Gas Chromatography-Mass Spectrometer(GC-MS) was used to extract and analyze the aroma components of fresh flower. It is concluded through components analysis that the main aroma component is 3,5-dimethoxytoluene, and then 3-hexenyl acetate, caryophyllene, geraniol. The aroma type is tea scent type represented by 3,5-dimethoxytoluene, with faint scent note. Meanwhile, 3,5-dimethoxytoluene has unique calming effect. R. odorata var. erubescens has a broad application prospect in the construction of ornamental garden and health care garden.