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Teobald Kupka

2 papers in the library · publishing 2016-2020

Papers

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What is the form of muscimol from fly agaric mushroom (Amanita muscaria) in water? An insight from NMR experiment supported by molecular modeling.

Magnetic resonance in chemistry : MRC June 2020 Teobald Kupka, Małgorzata A Broda, Piotr Wieczorek

The biologically active alkaloid muscimol is present in fly agaric mushroom (Amanita muscaria), and its structure and action is related to human neurotransmitter γ -aminobutyric acid (GABA). The current study reports on determination of muscimol form present in water solution using multinuclear 1 H and 13 C nuclear magnetic resonance (NMR) experiments supported by density functional theory...

DOI: 10.1002/mrc.4990 (opens in new tab) Full text (opens in new tab) Giao nmr Nmr in water Molecular modeling Muscimol

Theoretical and experimental NMR studies on muscimol from fly agaric mushroom (Amanita muscaria).

Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy January 15, 2016 Teobald Kupka, Piotr Wieczorek

In this article we report results of combined theoretical and experimental NMR studies on muscimol, the bioactive alkaloid from fly agaric mushroom (Amanita muscaria). The assignment of (1)H and (13)C NMR spectra of muscimol in DMSO-d6 was supported by additional two-dimensional heteronuclear correlated spectra (2D NMR) and gauge independent atomic orbital (GIAO) NMR calculations using density...