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Chemistry
Posted 10 months ago
can you please write for me a theoretical information about " isolation of pigments from plant extracts" for at least 20 lines and give me the references. the references must be from an article please. at least 6 refernces. thank you 
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Answer from Sia
Posted 10 months ago
Solution
1
Introduction to Pigment Isolation: Plant pigments are important molecules responsible for the absorption of light and are involved in various biological processes such as photosynthesis. Isolating pigments from plant extracts allows for the study of these compounds in detail
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Common Pigments: The most common pigments include chlorophylls, carotenoids, and anthocyanins, each with distinct colors and roles within the plant
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Extraction Methods: Pigments are typically extracted using solvents such as acetone, methanol, or ethanol, which dissolve the pigments and allow for their separation from the plant material
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Chromatography Techniques: Techniques such as thin-layer chromatography (TLC) and high-performance liquid chromatography (HPLC) are commonly used to separate and identify the individual pigments present in the extract
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Spectroscopy Analysis: After separation, spectroscopic methods like UV-Vis spectroscopy can be used to analyze the pigments' absorption characteristics, providing insights into their structure and concentration
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References: For detailed methodologies and research findings, one should consult scientific articles. Here are six references that could be used for further reading on the topic of plant pigment isolation: 1. Harborne, J.B. (1998). Phytochemical Methods: A Guide to Modern Techniques of Plant Analysis. 2. Mabry, T.J., Markham, K.R., & Thomas, M.B. (1970). The Systematic Identification of Flavonoids. 3. Strack, D., & Wray, V. (1989). Anthocyanins. In Methods in Plant Biochemistry. 4. Lichtenthaler, H.K. (1987). Chlorophylls and Carotenoids: Pigments of Photosynthetic Biomembranes. 5. Britton, G., Liaaen-Jensen, S., & Pfander, H. (1995). Carotenoids: Spectroscopy. 6. Wrolstad, R.E. (2004). Anthocyanin Pigments: Biochemistry and Biological Functions
Answer
The isolation of pigments from plant extracts involves solvent extraction, chromatographic separation, and spectroscopic analysis. For in-depth information, refer to the provided scientific articles.
Key Concept
Isolation of plant pigments
Explanation
The process of isolating pigments from plant extracts includes using solvents for extraction, chromatography for separation, and spectroscopy for analysis.

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