Works matching IS 15517004 AND DT 2020 AND VI 2020

Results: 71

Ultrasound and Oxone® promoting regioselective selenofunctionalization of chromone.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 276, doi. 10.24820/ark.5550190.p011.251

By:

Araujo, Daniela R.;
Lima, Yanka R.;
Barcellos, Angelita M.;
Jacob, Raquel G.;
Silva, Márcio S.;
Perin, Gelson

Publication type:

Article

Synthesis of novel pyrroloazepinones by Schmidt expansions of 6-indolones.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 262, doi. 10.24820/ark.5550190.p011.208

By:

Gámez-Gómez, Carmen;
Martínez, Roberto;
Niño-Moreno, Perla;
Gustavo Ávila-Zárraga, José;
García-Gamboa, Manuel;
Cristina Miranda-Torres, Ana;
Josabad Alonso-Castro, Ángel;
Martín González-Chávez, Marco

Publication type:

Article

Oxidative cleavage of β-aryl alcohols using manganese(IV) oxide.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 247, doi. 10.24820/ark.5550190.p011.249

By:

Havare, Nizam

Publication type:

Article

One-pot synthesis of functionalized pyrazolo[3,4-c]pyrazoles by reaction of 2-cyano-N-methyl-acrylamide, aryl aldehyde, and hydrazine hydrate.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 238, doi. 10.24820/ark.5550190.p011.250

By:

Asadi, Sara;
Alizadeh-Bami, Farzaneh;
Mehrabi, Hossein

Publication type:

Article

Flash vacuum pyrolysis of 2-acetyl-3-azido[1]benzothiophene.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 228, doi. 10.24820/ark.5550190.p011.239

By:

Gaywood, Alexander P.;
McNab, Hamish;
McNab, Lilian

Publication type:

Article

A novel approach for the synthesis of β-keto esters: one-pot reaction of carboxylic acids with chlorosulfonyl isocyanate.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 220, doi. 10.24820/ark.5550190.p011.209

By:

Atmaca, Ufuk

Publication type:

Article

Completely dissimilar: The reactivity of 1-unsubstituted 3-chloroquinoline-2,4-diones with ethylene diamine and ethanolamine to form new molecular rearrangements.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 209, doi. 10.24820/ark.5550190.p011.053

By:

Klásek, Antonin;
Lyčka, Antonin;
Rouchal, Michal

Publication type:

Article

Pseudo-four-component synthesis of 5-(4-hydroxy-2-oxo-1,2-dihydropyridin-3-yl)-substituted 5H-chromeno[2,3-b]pyridines and estimation of its affinity to sirtuin 2.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 193, doi. 10.24820/ark.5550190.p011.220

By:

Ryzhkova, Yuliya E.;
Ryzhkov, Fedor V.;
Elinson, Michail N.;
Vereshchagin, Anatoly N.;
Egorov, Mikhail P.

Publication type:

Article

"Syn-effect" in asymmetric vinylogous alkylation of 3-[4-(N-phthalimide)-but-2-enoyl]oxazolidinone.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 181, doi. 10.24820/ark.5550190.p011.106

By:

Ortiz, Aurelio;
Sabala, Rocio;
González-Alvarez, Carmen María;
Mendoza, Angel;
Sansinenea, Estibaliz

Publication type:

Article

The reactivity of Oxone towards 4,6-di(cycloamino)-1,3-phenylenediamines: synthesis of spirocyclic oxetane ring-fused imidazobenzimidazoles.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 180, doi. 10.24820/ark.5550190.p011.229

By:

Conboy, Darren;
Aldabbagh, Fawaz

Publication type:

Article

C-Alkyl-bis-phosphoryl chelating systems for the potential recovery of strategic metals.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 168, doi. 10.24820/ark.5550190.p011.204

By:

Dougourikoye, Abdoul Razak Halidou;
Babouri, Rachida;
Volle, Jean-Noël;
Ilagouma, Amadou TidJani;
Pirat, Jean-Luc;
Virieux, David

Publication type:

Article

Transition metal-guanidine complexes as catalysts in organic reactions. Recent developments.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 158, doi. 10.24820/ark.5550190.p011.265

By:

Barbolla, Iratxe;
Sotomayor, Nuria;
Lete, Esther

Publication type:

Article

Metal-free approach for one-pot synthesis of 3-aryl-furo[3,2-c]coumarins.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 155, doi. 10.24820/ark.5550190.p011.170

By:

Patel, Mrugesh;
Parikh, Paranjay;
Timaniya, Jignesh;
Patel, Kaushal

Publication type:

Article

Computational insights into substituent effects on the stability and reactivity of flavylium cation analogs of anthocyanins.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 146, doi. 10.24820/ark.5550190.p011.125

By:

Freitas, Adilson A.;
Shimizu, Karina;
Dias, Luis G.;
Quina, Frank H.

Publication type:

Article

Oligoyne-bridged boron subphthalocyanine dimers - synthesis and redox properties.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 145, doi. 10.24820/ark.5550190.p011.263

By:

Petersen, Anne Ugleholdt;
Rasmussen, Mads Georg;
Thomsen, Maria Cecilia Helleskov;
Ceuninck, Aurore;
Nielsen, Mogens Brøndsted

Publication type:

Article

Synthesis of novel bisphosphorylimides based on Staudinger reaction.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 139, doi. 10.24820/ark.5550190.p011.150

By:

Weber, Lais;
Weinert, Michael;
Goedderz, Daniela;
Fuhr, Olaf;
Döring, Manfred

Publication type:

Article

Evaluation of protonation sites in two MacMillan catalysts in solution by gas phase predissociation spectroscopy and electronic structure calculations.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 134, doi. 10.24820/ark.5550190.p011.148

By:

Tavares, Laís C.;
Penna, Tatiana C.;
Johnson, Mark;
Correra, Thiago C.

Publication type:

Article

Efficient synthesis of 2-substituted 1-phenylchromen[3,4-d]imidazol-4(1H)-ones with possible anti-inflammatory activity.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 126, doi. 10.24820/ark.5550190.p011.180

By:

Balalas, Thomas D.;
Theologis, Asterios K.;
Mazaraki, Konstantina;
Gabriel, Catherine;
Pontiki, Eleni;
Hadjipavlou-Litina, Dimitra J.;
Litinas, Konstantinos E.

Publication type:

Article

A combined EPR spectroscopy and DFT-based structural interpretation of the antitumor properties of oxindolimine-copper(II) complexes.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 123, doi. 10.24820/ark.5550190.p011.156

By:

Fazzi, Rodrigo B.;
Ferraz de Paiva, Raphael E.;
Da Costa Ferreira, Ana M.

Publication type:

Article

Comparative reactivity of 5,7-dimethoxyindoles with aldehydes and ketones.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 117, doi. 10.24820/ark.5550190.p011.252

By:

Condie, Glenn C.;
Channon, Michelle F.;
Craig, Donald C.;
Bhadbhade, Mohan;
Kumar, Naresh;
StC. Black, David

Publication type:

Article

Recent advances in the synthesis of pyrroles via multicomponent reactions using arylglyoxals.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 117, doi. 10.24820/ark.5550190.p011.172

By:

Javahershenas, Ramin;
Arlan, Fatemeh Majidi;
Prager, Rolf Herman;
Khalafy, Jabbar

Publication type:

Article

One-pot, regioselective synthesis of functionalized indole derivatives: a three-component domino reaction of arylamine, arylglyoxal, and 4-hydroxycoumarin or 4-hydroxy-6-methyl-2-pyrone.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 114, doi. 10.24820/ark.5550190.p011.151

By:

Mehrabi, Hossein;
Dastouri, Fatemeh;
Asadi, Sara;
Alizadeh-Bami, Farzaneh;
Ranjbar-Karimi, Reza

Publication type:

Article

Prediction of 15N NMR chemical shifts for nitrogenated aromatic compounds.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 113, doi. 10.24820/ark.5550190.p011.135

By:

de Oliveira, Marcelo T.;
Alves, Júlia M. A.;
de A. Morais, Sara F.;
Braga, Ataualpa A. C.

Publication type:

Article

Synthesis and kinase inhibitory potencies of new pyrido[3,4-g]quinazolines substituted at the 8-position.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 105, doi. 10.24820/ark.5550190.p011.268

By:

Esvan, Yannick J.;
Josselin, Béatrice;
Baratte, Blandine;
Bach, Stéphane;
Ruchaud, Sandrine;
Anizon, Fabrice;
Giraud, Francis;
Moreau, Pascale

Publication type:

Article

The synthesis and characterization of N-tosyl halodihydroconduramines from corresponding mono-epoxy derivative.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 105, doi. 10.24820/ark.5550190.p011.090

By:

Kurbanoğlu, Namudar İzzet;
Baran, Arif;
Çöl, Sümeyye

Publication type:

Article

Carbocation inside the cage: a periodical DFT study on the interaction of the C4H7+ system with alkali metal ion-exchanged zeolite Y.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 102, doi. 10.24820/ark.5550190.p011.113

By:

Rosenbach Jr., Nilton;
Mota, Claudio J. A.

Publication type:

Article

Organosilanes in the synthesis of saturated heterocycles.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 96, doi. 10.24820/ark.5550190.p011.111

By:

Díez-Poza, Carlos;
Fernández-Peña, Laura;
Cherubin, Alberto;
Lión-Villar, Juan;
Barbero, Asunción

Publication type:

Article

Sonogashira-Hagihara and Buchwald-Hartwig cross-coupling reactions with sydnone and sydnone imine derived catalysts.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 94, doi. 10.24820/ark.5550190.p011.231

By:

Lücke, Ana-Luiza;
Pruschinski, Lucas;
Freese, Tyll;
Schmidt, Andreas

Publication type:

Article

Synthesis of novel NHC-Rh complexes with anti-tumor activity against MCF-7 human breast cancer cells.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 94, doi. 10.24820/ark.5550190.p011.129

By:

Xiong Zhao;
Lu Shi;
Weiping He;
Fan Yang;
Jie Li

Publication type:

Article

Infrared diagnostic of the conformational change of methylated β-glucose bound to Li+ upon ligand addition.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 89, doi. 10.24820/ark.5550190.p011.138

By:

Hernandez, Oscar Alba;
Steinmetz, Vincent;
Maître, Philippe

Publication type:

Article

Green and efficient synthesis of new pyrido[2,3-d]pyrimidine derivatives using Pd/SBA-15 as a nanocatalyst.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 84, doi. 10.24820/ark.5550190.p011.140

By:

Ghaedi, Aseyeh;
Bardajee, Ghasem Rezanejade;
Delbari, Akram Sadat;
Hekmat, Shohreh

Publication type:

Article

Maculine: a furoquinoline alkaloid from the family Rutaceae: sources, syntheses and biological activities.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 82, doi. 10.24820/ark.5550190.p011.200

By:

El-Sawy, Eslam R.;
Abdelwahab, Ahmed B.;
Kirsch, Gilbert

Publication type:

Article

Preparation of tetrahydro-1H-xanthen-1-one and chromen-1-one derivatives via a Morita-Baylis-Hillman/oxa-Michael/elimination cascade.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 77, doi. 10.24820/ark.5550190.p011.133

By:

Rodrigues Jr., Manoel T.;
Santos, Hugo;
Zeoly, Lucas A.;
Simoni, Deborah A.;
Moyano, Albert;
Coelho, Fernando

Publication type:

Article

DEAE-cellulose-catalyzed synthesis of 5-hydroxy-isoxazolidines and their synthetic uses towards nucleoside analogues.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 73, doi. 10.24820/ark.5550190.p011.159

By:

Aljaf, Karzan K.;
Amin, Ahmed Anwar;
Hussain, Faiq H. S.;
Quadrelli, Paolo

Publication type:

Article

Mono-endo-6-N,N-diethylcarbamoyl and Bis-endo,endo-6,12-N,Ndiethylcarbamoyl derivatives of Tröger's Base. Synthesis and exo-endo isomerization study.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 67, doi. 10.24820/ark.5550190.p011.183

By:

Dawaigher, Sami;
Lindbäck, Emil;
Strand, Daniel;
Cederbalk, Anna;
Winikoff, Stuart;
Harmata, Michael;
Snieckus, Victor;
Wärnmark, Kenneth

Publication type:

Article

A practical synthesis of (3-(phenanthren-9-yl)-4,5-dihydroisoxazol-5-yl)methyl (tert-butoxycarbonyl)-L-alaninate.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 66, doi. 10.24820/ark.5550190.p011.160

By:

Distante, Francesco;
Collina, Simona;
Quadrelli, Paolo

Publication type:

Article

Substitution by tert-butyl groups facilitates excited state proton transfer in hydroxylated triphenylimidazole frameworks more than it does for oxazole and thiazole analogs.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 61, doi. 10.24820/ark.5550190.p011.112

By:

de Carvalho, Fabricio;
Coutinho-Neto, Mauricio D.;
Bartoloni, Fernando H.;
Homem-de-Mello, Paula

Publication type:

Article

Axially chiral phenolic derivatives of 8,8'-biquinolyl and 8-(naphth-1-yl)quinoline as platforms for discovery: The unfolding story of the 'azaBINOLs'.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 61, doi. 10.24820/ark.5550190.p011.149

By:

Blakemore, Paul R.

Publication type:

Article

Synthesis of novel dicyclohexeno-crown ethers with strategically incorporated double bonds for further functionalization.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 60, doi. 10.24820/ark.5550190.p011.178

By:

van Beek, Carim;
Catalano, Vincent J.;
Samoshin, Vyacheslav V.

Publication type:

Article

Asymmetric syntheses of potential anti-malarial drugs designed from Fieser's 2-hydroxy-3-(2-methyloctyl)naphthalene-1,4-dione.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 56, doi. 10.24820/ark.5550190.p011.206

By:

Fisher, Louise M.;
Kim, Eliana E.;
Moskalev, Nicolai V.;
Gribble, Gordon W.

Publication type:

Article

Characterization of organic isomers: CID fragmentation technique on protonated hydroxybenzophenone isomers.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 53, doi. 10.24820/ark.5550190.p011.102

By:

Dávalos, Juan Z.;
Carlos, Luis R.;
Loro, Héctor R.;
Lago, Alexsandre F.

Publication type:

Article

An efficient synthesis of Nepetoidin B.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 52, doi. 10.24820/ark.5550190.p011.120

By:

Ming Yao;
Jingjing Zhang;
Sen Yang;
Hangxing Xiong

Publication type:

Article

Unique cyclolignan's architecture obtained via acid catalyzed cyclization/intramolecular Friedel-Crafts tandem reaction.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 46, doi. 10.24820/ark.5550190.p011.207

By:

Krawczyk, Krzysztof K.;
Lisiecki, Kamil;
Czarnocki, Zbigniew

Publication type:

Article

Palladium catalyzed hydroesterification of substituted alkenes under microwave conditions.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 40, doi. 10.24820/ark.5550190.p011.198

By:

du Plessis, Maretha;
Marais, Charlene;
Bezuidenhoudt, Barend C. B.

Publication type:

Article

Metal-free coupling/isomerization reaction of isocyanide and cyclic 1,3-dione: a selective Csp³-H functionalization strategy for C-C bond formation.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 39, doi. 10.24820/ark.5550190.p011.114

By:

Hui Jiang;
Yefei Li;
Mingming Sun;
Jun Yao;
Jian Li

Publication type:

Article

Modulation of the acidity of the 8-carboxamide group in the temozolomide family of antitumor imidazo[5,1-d][1,2,3,5]tetrazines.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 36, doi. 10.24820/ark.5550190.p011.182

By:

Summers, Helen S.;
Foreiter, Magdalena B.;
Lewis, William;
Moody, Christopher J.;
Bradshaw, Tracey D.;
Stevens, Malcolm F. G.

Publication type:

Article

Mechanisms of the formation of imines in aqueous solution and the effect of the pH: a theoretical analysis.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 34, doi. 10.24820/ark.5550190.p011.105

By:

Rufino, Virginia C.;
Pliego Jr, Josefredo R.

Publication type:

Article

The influence of electronegativity on linear and triangular three-centre bonds.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 12, doi. 10.24820/ark.5550190.p011.203

By:

Ramsden, Christopher A.

Publication type:

Article

Desymmetrizing Hantzsch pyridines via promoter-free benzylic C-H functionalization.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 11, doi. 10.24820/ark.5550190.p011.115

By:

Yong-Qing Yang;
Zheng Lu;
Jinming Chen;
Ximing Xu

Publication type:

Article

Synthesis of 4,5,6-trichloropyrimidine-2-carbonitrile from 4,6-dichloro-2-(methylthio)pyrimidine.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2020, v. 2020, p. 27, doi. 10.24820/ark.5550190.p011.184

By:

Kalogirou, Andreas S.;
Koutentis, Panayiotis A.

Publication type:

Article