Zobrazeno 1 - 8
of 8
pro vyhledávání: '"V. Yu. Mishinkin"'
Publikováno v:
Izvestia Ufimskogo Nauchnogo Tsentra RAN. :107-110
Publikováno v:
Russian Journal of General Chemistry. 89:2052-2056
Complex formation of 2,3-dimethyl-5-hydroxy-6-aminopyrimidine-4(3H)-one with copper(II) ions in nonaqueous solutions has been studied by means of electron, NMR, and IR spectroscopy as well as mass spectrometry. Sequential formation of tetra- and pent
Publikováno v:
Russian Journal of General Chemistry. 87:1667-1674
5-Aminouracil was found to form a six-coordinate copper(II) complex in aqueous solution and undergo oxidation to 5,5,6-trihydroxypyrimidine-2,4(1H,3H)-dione in the presence of molecular oxygen. A scheme was proposed for the fixation and activation of
Publikováno v:
Russian Journal of General Chemistry. 87:1542-1546
The fixation and activation of molecular oxygen on copper(II) complexes with 5-hydroxy and 5-aminoorotic acids, leading to oxidation of the ligand.
Publikováno v:
Вестник Башкирского университета. :597
Publikováno v:
Russian Journal of General Chemistry. 86:2338-2343
The processes of protonation of 5-aminouracil, 5-amino-1,3,6-trimethyluracil, and 6-aminouracil in aqueous solutions were studied by UV and 13С NMR spectroscopy in combination with quantum-chemical calculations.
Publikováno v:
Russian Journal of General Chemistry. 85:1686-1691
Complex formation between 5-aminoorotic acid and copper(II) ions in DMSO solution has been studied by means of electron absorption, NMR, and IR spectroscopy. The complex composition and its formation constant have been determined by means of spectrop
Publikováno v:
Russian Journal of General Chemistry. 82:736-738
Complex formation of 5-hydroxyorotic acid with copper(II) chloride in water solution is studied by electron spectroscopy. The composition of the complex was established spectrophotometrically by molar ratio method and confirmed by elemental analysis.