作为一种用于选择性提取和分离天然生物活性成分的新型提取剂的可切换的CO2-响应性水利性溶剂:综合性审查
Shuang Wei1, Yuntao Wu1, Jun Xi1
1School of Chemical Engineering, Sichuan University, Chengdu 610065, China.
Food chemistry
|September 17, 2024
概括
可切换水友溶剂 (SHS) 为提取天然化合物提供了一种绿色替代方案. 这些氨基基溶剂消除了能源密集的蒸发,提高了生物活性成分提取的效率和安全性.
科学领域:
- 绿色化学 绿色化学
- 溶剂工程 溶剂工程
- 自然产品提取 提取自然产品
背景情况:
- 对于天然产品而言,传统的溶剂提取方法由于需要蒸发,耗费大量能源,对环境有害.
- 可切换的水友溶剂 (SHS) 是一种可持续的替代品,利用二氧化碳的反应性来在不蒸发的情况下去除溶剂.
- 基于氨基的SHS因其在提取生物活性化合物的效率和可回收性而受到重视.
研究的目的:
- 审查基于氨基的SHS在从自然资源中提取生物活性成分的研究进展.
- 总结过程流程,提取机制和基于氨基的SHS的关键影响因素.
- 讨论氨基的回收,最新的应用,以及这项技术的未来前景.
主要方法:
- 对基于氨基的SHS用于天然产品提取的现有文献的审查.
- 对可切换水友性的二氧化碳反应机制的分析.
- 总结过程参数,影响因素和恢复策略.
主要成果:
- 基于氨基的SHS证明了生物活性成分的高提取效率.
- 溶剂的去除可以在没有耗费大量能源的蒸发的情况下实现,从而减少对环境的影响.
- 该审查确定了影响提取效率和氨基回收的关键因素.
结论:
- 基于氨基的SHS代表了一种有前途的绿色技术,用于可持续地提取自然产品.
- 需要进一步的研究来解决现有的缺陷,并优化SHS用于更广泛的应用.
- 未来的方向包括提高SHS稳定性和扩大它们在各种自然资源开采场景中的使用.
相关概念视频
00:56Extraction: Advanced Methods
432
Metal ions can be separated from one another by complexation with organic ligands–the chelating agent– to form uncharged chelates. Here, the chelating agent must contain hydrophobic groups and behave as a weak acid, losing a proton to bind with the metal. Since most organic ligands used in this process are insoluble or undergo oxidation in the aqueous phase, the chelating agent is initially added to the organic phase and extracted into the aqueous phase. The metal-ligand complex is...
432
01:18Supercritical Fluid Chromatography
218
Supercritical fluid chromatography (SFC) provides a beneficial substitute for gas chromatography (GC) and liquid chromatography (LC) for certain samples because it merges the top attributes of both techniques. SFC allows the separation and analysis of compounds that GC or LC does not easily manage. These compounds are traditionally nonvolatile or thermally unstable, making GC unsuitable and lacking functional groups required for HPLC analysis.
SFC utilizes a supercritical fluid mobile phase,...
SFC utilizes a supercritical fluid mobile phase,...
218
01:30Capillary Electrophoresis: Applications
348
Capillary electrophoretic separations offer various modes, each with unique applications. These modes include capillary zone electrophoresis, capillary gel electrophoresis, capillary array electrophoresis, capillary isoelectric focusing, capillary isotachophoresis, micellar electrokinetic chromatography, and capillary electrochromatography.
Capillary zone electrophoresis (CZE) separates ionic components based on their electrophoretic mobility. It has been used to separate proteins, amino acids,...
Capillary zone electrophoresis (CZE) separates ionic components based on their electrophoretic mobility. It has been used to separate proteins, amino acids,...
348
01:05High-Performance Liquid Chromatography: Elution Process
436
In High-Performance Liquid Chromatography (HPLC), the elution process is critical to the separation of analytes and the quality of chromatographic results. Elution describes how compounds move through the column and separate based on their interactions with the mobile and stationary phases. This process determines the resolution, peak shape, and retention times in the chromatogram, which are essential for identifying and quantifying components in complex mixtures. Understanding the elution...
436