G. Z. Kaziev

On the problem of identification of the dihydroquercetin flavonoid

A reliable method for identification of the dihydroquercetin flavonoid is proposed on the basis of its complex structural study.

Synthesis, thermal analysis, IR spectra, and crystal structure of ammonium 9-molybdomanganate

Ammonium 9-molybdomanganate (NH4)6[MnMo9O32]·6H2O was synthesized and studied by single-crystal and powder X-ray diffraction, thermogravimetric analysis and IR spectroscopy. The crystals are trigonal, space group R32, a = 15.926(2) Å, c = 12.398(2) Å, V = 2723.3(7) Å3, M = 1646.75, Z = 3, ρ(calcd) = 2.98 g/cm3.

Acid nickel oxovanadate [Ni(H2O)6]2[H2V10O28] · 6H2O: Synthesis, IR spectra, thermal analysis, and crystal structure

AbstractAcid nickel oxovanadate, [Ni(H2O)6]2[H2V10O28] · 6H2O (I) was synthesized and studied by X-ray diffraction analysis, thermogravimetry, powder X-ray diffraction, and IR spectroscopy. The crystals are triclinic: space group

Synthesis and study of aminomethylated dihydroquercetin dodecatungstophosphate

P\overline 1

Synthesis and study of sodium vanadomanganate

, a = 8.869(2) Å, b = 10.869(2) Å, c = 11.116(2) Å, α = 65.14(3)°, β = 74.11(3)°, γ = 70.47(3)°, V = 907.41 Å3, ρ(calcd.) = 2.56 g/cm3, Z = 1.

Study of acid pyridine-3-carboxylic acid dodecatungstenphosphate of the composition (C6NO2H5)2H[PW12O40]·2H2O

The reactivity of dihydroquercetin and catechol flavonoids in acylation, phosphorylation, and aminomethylation reactions was compared. The structure of natural polyatomic phenols was shown to affect markedly their chemical behavior.

Preparation and physicochemical study of sodium hexamolybdometallates(III)

Abstract6-Piperidinomethyl-2,3-dihydroquercetin dodecatungstophosphate (C5H10NH-CH2-C15H11O7)2 · H[PW12O40] · 10H2O (I) was synthesized and studied by chemical analysis, mass spectrometry, IR and NMR spectroscopy, and thermogravimetric analysis.

Electron spin resonance study of the cavitated larch wood

The monophosphorylated products were obtained by phosphorylation of 2,3-dihydroquercetin with phosphorous acid amides. Sulfur addition to these compounds was studied.