Search Results - "Zaikin, V. G"

Mass Spectrometry as a Crucial Analytical Basis for Omics Sciences by Zaikin, V. G., Borisov, R. S.

“…This review is devoted to the consideration of mass spectrometric platforms as applied to omics sciences. The most significant attention is paid to omics…”
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Mass Spectrometry in Petroleum Chemistry (Petroleomics) (Review) by Borisov, R. S., Kulikova, L. N., Zaikin, V. G.

“…The review discusses the achievements of the last 5 years in the field of using mass spectrometry for the analysis of crude oils and some oil refining…”
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Derivatization with the Introduction of a Fixed Charge for the Analysis of Low-Molecular-Weight Oligopeptides by MALDI Mass Spectrometry by Polovkov, N. Yu, Topolyan, A. P., Ilyushenkova, V. V., Danilov, A. D., Zimens, M. E., Borisov, R. S., Zaikin, V. G.

“…The previously described derivatization approach based on the interaction of compounds with the primary amino group and the tris(2,6-dimethoxyphenyl)methyl…”
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Ion-Molecular Reactions of Esters of Carbocyclic Alcohols in a Direct Analysis in Real Time (DART) Mass Spectrometer by Goriainov, S. V., Esparza, C., Zhilyaev, D. I., Polovkov, N. Yu, Borisov, R. S., Zaikin, V. G.

“…We studied the interaction of acyl derivatives of carbocyclic alcohols of steroid structure with nitrogenous bases in the ion source of a “direct analysis in…”
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Permanent-Charge Generation Derivatization for the Analysis of Thiols by “Soft” Ionization Mass Spectrometry Methods by Kozlov, A. V., Borisov, R. S., Zaikin, V. G.

“…A new method is proposed for the permanent-charge generation derivatization of thiols of different structures by a reaction with haloalkanes and dibromides. It…”
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Fourier transform infrared spectroscopy study of poly(1-trimethylsilyl-1-propyne) aging by Khodzhaeva, V. L., Zaikin, V. G.

“…The influence of various factors on the aging of poly(1‐trimethylsilyl‐1‐propyne) (PTMSP) during long‐term storage in air was investigated with Fourier…”
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Suitable analysis of α-amino acids by a direct combination of thin-layer chromatography and matrix-assisted laser desorption/ionization mass spectrometry in conjunction with post-chromatographic fixed-charge derivatization by Esparza, Cesar, Polovkov, N.Yu, Topolyan, A.P., Borisov, R.S., Zaikin, V.G.

“…•Post-chromatographic fixed-charge derivatization was used to record MALDI mass spectra of amino acids from TLC plates.•Chemical labeling is based on reaction…”
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Post-chromatographic fixed-charge derivatization for the analysis of hydroxyl-containing compounds by a combination of thin-layer chromatography and matrix-assisted laser desorption/ionization mass spectrometry by Esparza, Cesar, Borisov, R.S., Polovkov, N. Yu, Zaikin, V.G.

“…•Derivatization was used to record MALDI mass spectra of alcohols from TLC plates.•The approach is based on reaction of alcohols with pyridine/bromoacyl…”
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Composite glycerol/graphite/aromatic acid matrices for thin-layer chromatography/matrix-assisted laser desorption/ionization mass spectrometry of heterocyclic compounds by Esparza, Cesar, Borisov, R.S., Varlamov, A.V., Zaikin, V.G.

“…•New composite matrix was used to record TLC/MALDI mass spectra of heterocyclic compounds.•The composite matrixes consist of glycerol, graphite and…”
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A Possible Method for the Derivatization of Cyclic Sulfides with Polydialkylsiloxanes for Subsequent Study by “Soft” Ionization Mass Spectrometry by Starkova, J. E., Ilyushenkova, V. V., Polovkov, N. Yu, Kanateva, A. Yu, Borisov, R. S., Zaikin, V. G.

“…In developing methods for the preliminary chemical modification of nonpolar sulfur-containing compounds for their subsequent effective study by “soft”…”
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Ion-Molecular Derivatization Reactions of Alcohols in a “Direct Analysis in Real Time” (DART) Mass Spectrometer: 4-N,N-Dimethylaminopyridine as a New Efficient Reagent by Borisov, R. S., Esparza, C. A., Goryainov, S. V., Zaikin, V. G.

“…Gas-phase on-line derivatization in the ion source of a DART mass spectrometer is a new approach to the efficient detection of alcohols in complex matrices. It…”
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Isomeriс Effects in the Mass Spectra of Stimulated Dissociation of Sulfonium Cations Desorbed from S-Alkylated Thiacyclanes under MALDI Conditions: A Convenient Method for the Derivatization of Sulfides with Alkyl Formates by Starkova, Zh. E., Polovkov, N. Yu, Kanateva, A. Yu, Borisov, R. S., Zaikin, V. G.

“…Preliminary transformation into sulfonium salts by an electrophilic reaction with alkyl formates in the presence of trifluoromethanesulfonic acid is proposed…”
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Novel Reactive Matrices for the Analysis of Alcohols by Matrix-Assisted Laser Desorption/Ioization Mass Spectrometry by Slyundina, M. S., Borisov, R. S., Zaikin, V. G.

“…A possibility of using a number of aromatic and heteroaromatic carboxylic acids and their halogen anhydrides as reactive matrix compounds for the analysis of…”
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1-Pyrenylboronic Acid as a Reactive Matrix for the Analysis of Polyfunctional Compounds by MALDI Mass Spectrometry: New Possibilities by Matveeva, M. D., Zimens, M. E., Topolyan, A. P., Zhilyaev, D. I., Voskressenskaya, D. L., Krivosheina, M. S., Borisov, R. S., Zaikin, V. G.

“…1-Pyrenylboronic acid (1-PBA) is a type of a reactive matrix useful for the analysis of polyfunctional compounds by MALDI mass spectrometry. It exhibits…”
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Rapid Detection of Vegetable Fat Additives in Condensed Milk by DART Mass Spectrometry by Goryainov, S. V., Esparza, C., Borisova, A. R., Fadi, K., Rystsova, E. O., Polovkov, N. Yu, Borisov, R. S., Zaikin, V. G.

“…We studied a possibility of using direct analysis in real time (DART) mass spectrometry in combination with in situ derivatization by nitrogenous heterocyclic…”
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Features of the First and Second Order Electrospray Ionization Mass Spectra for Salt-Like Products Derived from Monools and Diols Using Combined Reagents Based on ω-Bromoacyl Chlorides and Nitrogen Bases by Ilyushenkova, V. V., Kulikova, L. N., Borisov, R. S., Zaikin, V. G.

“…Derivatization by composite reagents based on ω-bromoacyl chlorides [ClCO(C 2 ) n Br ( n = 1–4)] and pyridine was applied to study aliphatic and alicyclic…”
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A “soft” ionization mass spectrometric study of organic sulfides as sulfonium salts by Kozlov, A. V., Borisov, R. S., Zaikin, V. G.

“…Preliminary conversion of nonpolar organic sulfides into sulfonium salts was proposed for their study and analysis by laser desorption/ionization ( MALDI and…”
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A New Post-Chromatographic Derivatization Approach to the Identification of Alcohols and Phenols in Complex Mixtures by a Combination of Planar Chromatography and Matrix-Assisted Laser Desorption/Ionization Mass Spectrometry by Esparza, C. A., Polovkov, N. Yu, Borisov, R. S., Varlamov, A. V., Zaikin, V. G.

“…A simple and suitable approach to the post-chromatographic derivatization in the analysis of alcohol and phenols mixtures by a combination of thin-layer…”
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Tryptamine: a Reactive Matrix for MALDI Mass Spectrometry by Slyundina, M. S., Polovkov, N. Yu, Borisov, R. S., Zaikin, V. G.

“…A possibility of using tryptamine as a reactive matrix for the analysis of non-polar carbonyl compounds by matrix-assisted laser desorption/ionization (MALDI)…”
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simple and easy approach to the derivatization of alcohols for study by soft ionization mass spectrometry methods by Borisov, R. S, Polovkov, N. Yu, Zhilyaev, D. I, Zaikin, V. G

“…A simple and convenient method for the derivatization of alcohols for their subsequent analysis by matrix-assisted laser desorption/ionization (MALDI) mass…”
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