Publications by authors named "Yuri Shafran"

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Differentiating Positional Isomers of the 2-(Dimethoxyphenyl)-N-(2-(trifluoromethoxy)benzyl)ethanamine Series: A Chromatography-Mass Spectrometry Approach.
Olga V Kupriyanova, Vadim A Shevyrin, Raziya G Sadykova, Yuri M Shafran

Drug Test Anal· November 2025

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Identification of thermolabile positional isomers of N-(2-hydroxybenzyl)-2-(dimethoxyphenyl)ethanamines (NBOH series) using chromatography and mass spectrometry methods.
Olga V Kupriyanova, Vadim A Shevyrin, Raziya G Sadykova, Yuri M Shafran

Drug Test Anal· November 2024

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Potential of chromatography and mass spectrometry for the differentiation of three series of positional isomers of 2-(dimethoxyphenyl)-N-(2-halogenobenzyl)ethanamines.
Olga V Kupriyanova, Vadim A Shevyrin, Yuri M Shafran

Drug Test Anal· June 2022

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Selective Synthesis of Azoloyl -1,2,3-Triazoles and Azolyl Diazoketones: Experimental and Computational Insights.
Yuri M Shafran, Aqeel A Hussein, Nikolai A Beliaev, Vadim A Shevyrin, Sergey Shityakov

ACS Omega· February 2022

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Synthesis and determination of analytical characteristics and differentiation of positional isomers in the series of N-(2-methoxybenzyl)-2-(dimethoxyphenyl)ethanamine using chromatography-mass spectrometry.
Olga V Kupriyanova, Vadim A Shevyrin, Yuri M Shafran, Albert T Lebedev, Vasili A Milyukov

Drug Test Anal· August 2020

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Identification and analytical characterization of the synthetic cathinone N-butylhexedrone.
Vadim Shevyrin, Oleg Eltsov, Yuri Shafran

Drug Test Anal· January 2020

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Rh(II)-mediated domino [4 + 1]-annulation of α-cyanothioacetamides using diazoesters: A new entry for the synthesis of multisubstituted thiophenes.
Jury J Medvedev, Ilya V Efimov, Yuri M Shafran, Vitaliy V Suslonov, Vasiliy A Bakulev

Beilstein J Org Chem· November 2017

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Distinguishing of 2-MAPB and 6-MAPB: Solution of the problem.
Vadim Shevyrin, Yuri Shafran

J Mass Spectrom· October 2017

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Mass spectrometric properties of N-(2-methoxybenzyl)-2-(2,4,6-trimethoxyphenyl)ethanamine (2,4,6-TMPEA-NBOMe), a new representative of designer drugs of NBOMe series and derivatives thereof.
Vadim Shevyrin, Olga Kupriyanova, Albert T Lebedev, Vladimir Melkozerov, Oleg Eltsov, Yuri Shafran

J Mass Spectrom· October 2016

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Synthetic cannabinoid 3-benzyl-5-[1-(2-pyrrolidin-1-ylethyl)-1H-indol-3-yl]-1,2,4-oxadiazole. The first detection in illicit market of new psychoactive substances.
Vadim Shevyrin, Vladimir Melkozerov, Oleg Eltsov, Yuri Shafran, Yuri Morzherin

Forensic Sci Int· February 2016

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Identification and analytical characteristics of synthetic cannabinoids with an indazole-3-carboxamide structure bearing a N-1-methoxycarbonylalkyl group.
Vadim Shevyrin, Vladimir Melkozerov, Alexander Nevero, Oleg Eltsov, Yuri Shafran

Anal Bioanal Chem· August 2015

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Synthetic cannabinoids as designer drugs: new representatives of indol-3-carboxylates series and indazole-3-carboxylates as novel group of cannabinoids. Identification and analytical data.
Vadim Shevyrin, Vladimir Melkozerov, Alexander Nevero, Oleg Eltsov, Alexander Baranovsky, Yuri Shafran

Forensic Sci Int· November 2014

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3-Naphthoylindazoles and 2-naphthoylbenzoimidazoles as novel chemical groups of synthetic cannabinoids: chemical structure elucidation, analytical characteristics and identification of the first representatives in smoke mixtures.
Vadim Shevyrin, Vladimir Melkozerov, Alexander Nevero, Oleg Eltsov, Yuri Morzherin, Yuri Shafran

Forensic Sci Int· September 2014

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Analytical characterization of some synthetic cannabinoids, derivatives of indole-3-carboxylic acid.
Vadim Shevyrin, Vladimir Melkozerov, Alexander Nevero, Oleg Eltsov, Yuri Shafran

Forensic Sci Int· October 2013

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Identification and analytical properties of new synthetic cannabimimetics bearing 2,2,3,3-tetramethylcyclopropanecarbonyl moiety.
Vadim Shevyrin, Vladimir Melkozerov, Alexander Nevero, Oleg Eltsov, Yuri Morzherin, Yuri Shafran

Forensic Sci Int· March 2013

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Self condensation of enamines mediated by acetylation. A novel approach to 1-(azol-5-yl)-(1E,3Z)-butadiene-4-N,N-dimethylamines.
Yuri Shafran, Yuri Rozin, Tetyana Beryozkina, Sergei Zhidovinov, Oleg Eltsov

Org Biomol Chem· August 2012

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