Raman and computational study on the adsorption of xanthine on silver nanocolloids

F Muniz-Miranda, A Pedone, M Muniz-Miranda - ACS omega, 2018 - ACS Publications
Xanthine is a nucleobase, deriving from adenine and guanine by deamination and oxidation
processes, which may deposit in the human body causing diseases, similar to uric acid …

FTIR and FT-Raman spectra, assignments, ab initio HF and DFT analysis of xanthine

M Arivazhagan, S Jeyavijayan - Spectrochimica Acta Part A: Molecular and …, 2011 - Elsevier
The molecular vibrations of xanthine were investigated in polycrystalline sample, at room
temperature by Fourier transform infrared (FTIR) and FT-Raman spectroscopies. The spectra …

Structural and thermochemical consequences of prototropy and ionization for the biomolecule xanthine in vacuo

ED Raczyńska, B Kamińska - The Journal of Chemical Thermodynamics, 2022 - Elsevier
The complete prototropic tautomeric mixture for xanthine (X), one of intermediates of nucleic
acids degradation, have been investigated for the first time. Fifteen NH and twenty-eight CH …

Concentrations and sources of methylxanthines in a Northern German river system

F Löher, WU Palm, M Schaffer, O Olsson - Science of the Total Environment, 2021 - Elsevier
Methylxanthines are commonly recommended as anthropogenic markers, yet possible
diffuse sources are largely unaccounted for. In this study, eight methylxanthines and …