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  • Article
  • Open Access
5 Citations
3,466 Views
11 Pages

Simple and Effective Derivatization of Amino Acids with 1-Fluoro-2-nitro-4-(trifluoromethyl)benzene in a Microwave Reactor for Determination of Free Amino Acids in Kombucha Beverages

  • Aneta Jastrzębska,
  • Zuzanna Gralak,
  • Kamil Brzuzy,
  • Anna Kmieciak and ,
  • Marek P. Krzemiński,
  • Rafał Burdziński,
  • Marzanna Kurzawa and
  • Edward Szłyk
  • + 3 authors+ 0 author

20 October 2022

Kombucha is a fermentation product of sweetened tea with a symbiotic culture of acetic acid and yeast bacteria, consumed worldwide for its health-promoting properties. Few reports can be found about free amino acids among the health-promoting compoun...

(This article belongs to the Special Issue Research of Organic Molecules and Materials for Biological Application)
  • Article
  • Open Access
7 Citations
3,136 Views
16 Pages

The Selection of the Best Derivatization Reagents for the Determination of Polyamines in Home-Made Wine Samples

  • Anna Kmieciak,
  • Aneta Jastrzębska,
  • Karolina Szymańska,
  • Marek P. Krzemiński and ,
  • Tadeusz M. Muzioł,
  • Marzanna Kurzawa and
  • Edward Szłyk
  • + 2 authors+ 0 author

9 February 2023

The procedures of putrescine, spermine, spermidine, and cadaverine derivatization using 2-chloro-1,3-dinitro-5-(trifluoromethyl)benzene, 1-fluoro-2-nitro-4-(trifluoromethyl) benzene, and 3,5-bis-(trifluoromethyl)phenyl isothiocyanate for chromatograp...

(This article belongs to the Special Issue Research of Organic Molecules and Materials for Biological Application)