基于HS-SPME-GC-MS分析“海螺”望春花不同部位挥发性成分
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安徽省高等学校省级质量工程项目(2022jyxm931);安徽省高校理工科教师赴企业挂职实践计划项目(皖教工委函〔2024〕289号)


Volatile Components in Different Parts of Magnolia biondii Pamp.: A Study Based on Headspace Solid-phase Microextraction-Gas Chromatography-Mass Spectrometry
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    目的 分析与比较“海螺”望春花花瓣、雌蕊、雄蕊和花萼4个部位挥发性成分的差异。方法 采用顶空固相微萃取—气相色谱—质谱联用技术分别提取并鉴定“海螺”望春花花瓣、雌蕊、雄蕊和花萼的挥发性成分;通过保留指数定性,并采用面积归一化法计算各成分的相对含量。结果 共鉴定出65种挥发性成分,从花瓣、雌蕊、雄蕊和花萼中分别检出50、54、47和47种化学成分,其中共有成分有33种。4个部位挥发性成分均以萜烯类(单萜烯、单萜醚)和烷烃类为主。首次发现花瓣中桧烯(占16.91%)及花萼中桉叶油醇(占17.97%)的特异性富集现象。结论 “海螺”望春花的雌蕊与雄蕊挥发性成分组成高度相似,花瓣的成分组成与其他3个部位差异最为显著,这可为“海螺”望春花基于药用部位的精准炮制及其道地性品质评价提供科学依据。

    Abstract:

    Objective To investigate the differences in volatile components between the petal,pistil,stamen,and calyx of Magnolia biondii Pamp.Methods Headspace solid-phase microextraction-gas chromatography-mass spectrometry (HS-SPME-GC-MS) was used to extract volatile components from the petal,pistil,stamen,and calyx of Magnolia biondii Pamp.,and retention index (RI) was used for qualitative identification.The area normalization method was used to calculate the relative percentage content of each component. Results A total of 65 volatile components were identified, with 50 components in the petal, 54 in the pistil, 47 in the stamen, and 47 in the calyx, and there were 33 common components. Terpenes (monoterpenes and monoterpene ethers) and alkanes were the main volatile components in the four parts. Specific enrichment of sabinene in the petal (accounting for 16.91%) and eudesmol in the calyx (accounting for 17.97%) was observed for the first time. Conclusion The pistil and stamen of Magnolia biondii Pamp. have similar volatile components, and the greatest difference in components is observed between the petal and the other three parts, which provides a scientific basis for the precise processing and quality assessment of the medicinal parts of Magnolia biondii Pamp.

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陈 志,吴其国,胡叶青,陈雪晴,刘童瑶,程亮亮.基于HS-SPME-GC-MS分析“海螺”望春花不同部位挥发性成分[J].安徽中医药大学学报,2025,44(5):99-104

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  • 在线发布日期: 2025-10-09