Food and drug analysis

Tautomerism in 1-Pyridin-2-yl-1H-pyrazol-5-ols through the Prism of Molecular Switching: The Rare Case of OH/CH Switching upon Acidic Input

  The tautomeric behavior of 1-(2-pyridinyl)-1H-pyrazol-5-ols has been investigated in solution using UV–vis and NMR [...]

Reversible Switching Based on Truly Intramolecular Long-Range Proton Transfer─Turning the Theoretical Concept into Experimental Reality

Herein, we demonstrate a working prototype of a conjugated proton crane, a reversible tautomeric switching [...]

Favipiravir vs. Deferiprone: tautomeric, photophysical, in vitro biological studies, and binding interactions with SARS-Cov-2-MPro/ACE2

Coronavirus disease 2019 (COVID-19) still remains the most disastrous infection continuously affecting millions of people [...]