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Journals / IUFS Journal of Biology / 2010 / Cilt: 69 - Sayı: 2

Isolation and identification of Two new cyclic amino acids from the seeds of Zizyphus spina-christi L. (Willd) by means of $^ 1H$-NMR-$^ {13}C$-NMR-HSQC-HMBC and GC-MS

Gehan FAWZY
Antje HUEFNER
El Sayed A. Abu TABL
Ataa SAID
Pages
77–85
Publication Date
2022-10-18
DOI
—
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AI Summary & Key Takeaways

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⚡ TL;DR(Too Long; Didn't Read)

The two compounds were identified by means of $^1H$-NMR-$^ {13}C$-NMR-HSQC-HMBC and GC-MS as 4-hydroxymethyl-1-methyl pyrrolidine-2-carboxylic acid (less polar and major compound) and 4- hydroxy-4-hydroxymethyl-1-methyl pyrrolidine-2-carboxylic acid (more polar and minor compound) of the ratio 4:3.

📌 3 Key Takeaways

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Objective & Hypothesis:n this study we isolate two new cyclic amino acids from the seeds of Zizyphus spina-christi L. (Willd ) 70% methanolic extract.
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Key Findings & Data:n this study we isolate two new cyclic amino acids from the seeds of Zizyphus spina-christi L. (Willd ) 70% methanolic extract.
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Conclusion & Impact:The two compounds were identified by means of $^1H$-NMR-$^ {13}C$-NMR-HSQC-HMBC and GC-MS as 4-hydroxymethyl-1-methyl pyrrolidine-2-carboxylic acid (less polar and major compound) and 4- hydroxy-4-hydroxymethyl-1-methyl pyrrolidine-2-carboxylic acid (more polar and minor compound) of the ratio 4:3.
🔬Design:Research Article
📍Scope:Comprehensive Sample
⚙️Variables:Domain Parameters

Abstract

n this study we isolate two new cyclic amino acids from the seeds of Zizyphus spina-christi L. (Willd ) 70% methanolic extract. The two compounds were identified by means of $^1H$-NMR-$^ {13}C$-NMR-HSQC-HMBC and GC-MS as 4-hydroxymethyl-1-methyl pyrrolidine-2-carboxylic acid (less polar and major compound) and 4- hydroxy-4-hydroxymethyl-1-methyl pyrrolidine-2-carboxylic acid (more polar and minor compound) of the ratio 4:3.

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Cite This Article

FAWZY, G., HUEFNER, A., TABL, E. S. A. A., SAID, A. (2022). Isolation and identification of Two new cyclic amino acids from the seeds of Zizyphus spina-christi L. (Willd) by means of $^ 1H$-NMR-$^ {13}C$-NMR-HSQC-HMBC and GC-MS. IUFS Journal of Biology, Cilt: 69 - Sayı: 2, 77–85. https://ajindex.com/articles/544054

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