Works matching DE "IMINIUM compounds"

Results: 97

Synthesis of 2,3,3a,9a-Tetrahydro-1 H-cyclopenta[ b]quinoxaline-1,3,4,9-tetracarboxylate by Cyclization of 1,5-Bis[(trimethylsilyl)oxy]penta-1,4-dienes with Quinoxalines.

Published in:

Helvetica Chimica Acta, 2015, v. 98, n. 3, p. 308, doi. 10.1002/hlca.201400244

By:

Rotzoll, Sven;
Feist, Holger;
Gütlein, Jörg-Peter;
Villinger, Alexander;
Michalik, Dirk;
Langer, Peter;
Kelzhanova, Nazken K.;
Abilov, Zharylkasyn A.

Publication type:

Article

How Small Amounts of Impurities Are Sufficient to Catalyze the Interconversion of Carbonyl Compounds and Iminium Ions, or Is There a Metathesis through 1,3-Oxazetidinium Ions? Experiments, Speculations, and Calculations.

Published in:

Helvetica Chimica Acta, 2014, v. 97, n. 9, p. 1177, doi. 10.1002/hlca.201400221

By:

Seebach, Dieter;
Tomohiro Yoshinari;
Beck, Albert K.;
Ebert, Marc-Olivier;
Castro-Alvarez, Alejandro;
Vilarrasa, Jaume;
Reiher, Markus

Publication type:

Article

Preparation and Structures of 2-Substituted 5-Benzyl-3-methylimidazolidin-4-one-Derived Iminium Salts, Reactive Intermediates in Organocatalytic Transformations Involving α, β-Unsaturated Aldehydes.

Published in:

Helvetica Chimica Acta, 2014, v. 97, n. 6, p. 751, doi. 10.1002/hlca.201400110

By:

Grošelj, Uroš;
Beck, Albert;
Schweizer, W. Bernd;
Seebach, Dieter

Publication type:

Article

Reversal of the Stereochemical Course of 1-Methyl-1 H-indole Addition to Cinnamaldehyde with cis-5-Benzyl-(2-fluoromethyl)-2,3-dimethylimidazolidin-4-ones as Catalysts - a Puzzling 'Fluorine Effect'.

Published in:

Helvetica Chimica Acta, 2013, v. 96, n. 10, p. 1815, doi. 10.1002/hlca.201300332

By:

Grošelj, Uroš;
Podlipnik, Črtomir;
Bezenšek, Jure;
Svete, Jurij;
Stanovnik, Branko;
Seebach, Dieter

Publication type:

Article

Anion-π transaminase mimics.

Published in:

Supramolecular Chemistry, 2017, v. 29, n. 10, p. 702, doi. 10.1080/10610278.2016.1258118

By:

Liu, Le;
Matile, Stefan

Publication type:

Article

Surface Properties, Thermodynamic Aspects and Antimicrobial Activity of Some Novel Iminium Surfactants.

Published in:

Journal of Surfactants & Detergents, 2012, v. 15, n. 3, p. 359, doi. 10.1007/s11743-011-1317-9

By:

Aiad, Ismail;
El-Sukkary, Mohamed;
El-Deeb, Ali;
El-Awady, Moshira;
Shaban, Samy

Publication type:

Article

Enantioselective synthesis of 3-substituted tryptamines as core components of central nervous system drugs and indole natural products.

Published in:

Canadian Journal of Chemistry, 2013, v. 91, n. 1, p. 13, doi. 10.1139/cjc-2012-0221

By:

Hanessian, Stephen;
Stoffman, Elia J.L.

Publication type:

Article

Radical Copolymerization of N‐Vinylformamide with Methylvinylketone: An Approach to Iminium/Imine Ring Containing Polymers.

Published in:

Macromolecular Chemistry & Physics, 2019, v. 220, n. 2, p. N.PAG, doi. 10.1002/macp.201800330

By:

Walther, Tina;
Seifert, Andreas;
Hähnle, Hans‐Joachim;
Hamers, Christoph;
Spange, Stefan

Publication type:

Article

In Vivo Biocatalytic Cascades Featuring an Artificial‐Enzyme‐Catalysed New‐to‐Nature Reaction**.

Published in:

Angewandte Chemie, 2023, v. 135, n. 1, p. 1, doi. 10.1002/ange.202214191

By:

Ofori Atta, Linda;
Zhou, Zhi;
Roelfes, Gerard

Publication type:

Article

Dynamic Kinetic Asymmetric Reductive Amination: Synthesis of Chiral Primary β‐Amino Lactams.

Published in:

Angewandte Chemie, 2018, v. 130, n. 43, p. 14389, doi. 10.1002/ange.201809719

By:

Lou, Yazhou;
Hu, Yutao;
Lu, Jiaxiang;
Guan, Fanfu;
Gong, Gelin;
Zhang, Xumu;
Yin, Qin

Publication type:

Article

Regioselective and Enantioselective Synthesis of β‐Indolyl Cyclopentenamides by Chiral Anion Catalysis.

Published in:

Angewandte Chemie, 2018, v. 130, n. 41, p. 13677, doi. 10.1002/ange.201807010

By:

Rajkumar, Subramani;
Wang, Jiawen;
Zheng, Sujuan;
Wang, Donglei;
Ye, Xueqian;
Li, Xuejiao;
Peng, Qian;
Yang, Xiaoyu

Publication type:

Article

Toxicity of imine-iminium dyes and pigments: electron transfer, radicals, oxidative stress and other physiological effects.

Published in:

Journal of Applied Toxicology, 2014, v. 34, n. 8, p. 825, doi. 10.1002/jat.3005

By:

Kovacic, Peter;
Somanathan, Ratnasamy

Publication type:

Article

Reaction of P(IV) Dithio Acids with N-Alkyl-α-chloroketimines.

Published in:

Russian Journal of General Chemistry, 2018, v. 88, n. 10, p. 2079, doi. 10.1134/S1070363218100080

By:

Khairullin, R. A.;
Gazizov, M. B.;
Kirillina, Yu. S.;
Khayarov, Kh. R.;
Ivanova, S. Yu.

Publication type:

Article

Reaction of N- tert-butyl-2-haloaldimines with thiolcarboxylic acids.

Published in:

2017

By:

Khairullin, R.;
Gazizov, M.;
Kirillina, Yu.;
Gazizova, K.;
Khayarov, Kh.

Publication type:

Letter

Frontmatter.

Published in:: Zeitschrift für Naturforschung B: A Journal of Chemical Sciences, 2018, v. 73, n. 7, p. i, doi. 10.1515/znb-2018-frontmatter7
Publication type:: Article

The role of iminium salts, imines and related compounds in chemistry.

Published in:

Zeitschrift für Naturforschung B: A Journal of Chemical Sciences, 2018, v. 73, n. 7, p. 429, doi. 10.1515/znb-2018-0097

By:

Wilhelm, René

Publication type:

Article

Frontmatter.

Published in:: Zeitschrift für Naturforschung B: A Journal of Chemical Sciences, 2016, v. 71, n. 6, p. i, doi. 10.1515/znb-2016-frontmatter6
Publication type:: Article

Chemistry of the iminium and imine functional groups.

Published in:

Zeitschrift für Naturforschung B: A Journal of Chemical Sciences, 2016, v. 71, n. 6, p. 621, doi. 10.1515/znb-2016-0073

By:

Maas, Gerhard

Publication type:

Article

Orthoamide und Iminiumsalze, XC. Das RIBIL-Konzept – Reaktive Iminiumsalz-basierte ionische Flüssigkeiten.

Published in:

Zeitschrift für Naturforschung B: A Journal of Chemical Sciences, 2015, v. 70, n. 8, p. 563, doi. 10.1515/znb-2015-0021

By:

Saur, Stefan;
Knobloch, Georg;
Tussetschläger, Stefan;
Kantlehner, Willi

Publication type:

Article

Catalytic Asymmetric Synthesis of Chromene Derivatives by Iminium Ion Catalysis.

Published in:

ChemCatChem, 2012, v. 4, n. 7, p. 987, doi. 10.1002/cctc.201200151

By:

Rueping, Magnus;
Merino, Estíbaliz;
Sugiono, Erli

Publication type:

Article

Iminium salt mediated nitro decarboxylation of α,β -unsaturated acids for the synthesis of β--nitro styrenes under non--conventional conditions.

Published in:

Organic Communications, 2012, v. 5, n. 2, p. 42

By:

Kumar, Mukka Satish;
Venkanna, Purugula;
Ramgopal, Soma;
KolaRamesh;
Venkateswarlu, Marri;
Rajanna, Kamatala Chinna

Publication type:

Article

Covalent Attachment of Thiophene Groups to Polyoxomolybdates or Polyoxotungstates for the Formation of Hybrid Films.

Published in:

European Journal of Inorganic Chemistry, 2015, v. 2015, n. 28, p. 4775, doi. 10.1002/ejic.201500660

By:

Saad, Ali;
Anwar, Nargis;
Rousseau, Guillaume;
Mialane, Pierre;
Marrot, Jérôme;
Haouas, Mohamed;
Taulelle, Francis;
Mc Cormac, Timothy;
Dolbecq, Anne

Publication type:

Article

A Molecular Dynamics (MD) and Quantum Mechanics/Molecular Mechanics (QM/MM) Study on Ornithine Cyclodeaminase (OCD): A Tale of Two Iminiums.

Published in:

International Journal of Molecular Sciences, 2012, v. 13, n. 10, p. 12994, doi. 10.3390/ijms131012994

By:

Ion, Bogdan F.;
Bushnell, Eric A. C.;
De Luna, Phil;
Gauld, James W.

Publication type:

Article

One-pot synthesis of 2-substituted 4H-3,1-benzoxazin-4-one derivatives under mild conditions using iminium cation from cyanuric chloride/dimethylformamide as a cyclizing agent.

Published in:

Chemistry Central Journal, 2013, v. 7, n. 1, p. 1, doi. 10.1186/1752-153X-7-58

By:

Shariat, Mehdi;
Wahid Samsudin, Mohd;
Zakaria, Zuriati

Publication type:

Article

Synthesis of 3‐Azabicyclo[3.2.0]heptane‐Derived Building Blocks via [3+2] Cycloaddition.

Published in:

European Journal of Organic Chemistry, 2018, v. 2018, n. 40, p. 5596, doi. 10.1002/ejoc.201800972

By:

Homon, Anton A.;
Hryshchuk, Oleksandr V.;
Trofymchuk, Serhii;
Michurin, Oleg;
Kuchkovska, Yuliya;
Radchenko, Dmytro S.;
Grygorenko, Oleksandr O.

Publication type:

Article

Diazepane Carboxylates as Organocatalysts in the Diels–Alder Reaction of α‐Substituted Enals.

Published in:

European Journal of Organic Chemistry, 2018, v. 2018, n. 39, p. 5412, doi. 10.1002/ejoc.201801009

By:

Häggman, Nicklas O.;
Zank, Benjamin;
Jun, HyunJune;
Kaldre, Dainis;
Gleason, James L.

Publication type:

Article

The Aza-Prins Reaction in the Synthesis of Natural Products and Analogues.

Published in:

European Journal of Organic Chemistry, 2017, v. 2017, n. 14, p. 1805, doi. 10.1002/ejoc.201601411

By:

Subba Reddy, B. V.;
Nair, Preethi Narayanan;
Antony, Aneesh;
Lalli, Claudia;
Grée, René

Publication type:

Article

Enantioselective Catalytic Domino Aza-Michael-Henry Reactions: One-Pot Asymmetric Synthesis of 3-Nitro-1,2-dihydroquinolines via Iminium Activation.

Published in:

European Journal of Organic Chemistry, 2016, v. 2016, n. 9, p. 1702, doi. 10.1002/ejoc.201501618

By:

Luo, Hao;
Yan, Xilong;
Chen, Ligong;
Li, Yang;
Liu, Na;
Yin, Guohui

Publication type:

Article

Synthesis of Polycyclic Amines through Mild Metal-Free Tandem Cross-Dehydrogenative Coupling/Intramolecular Hydroarylation of N-Aryltetrahydroisoquinolines and Crotonaldehyde.

Published in:

European Journal of Organic Chemistry, 2015, v. 2015, n. 3, p. 468, doi. 10.1002/ejoc.201403375

By:

Wu, Xiang;
Chen, Dian‐Feng;
Chen, Shu‐Sen;
Zhu, Yi‐Fan

Publication type:

Article

Enantioselective Epoxidation of Dihydroquinolines by Using Iminium Salt Organocatalysts.

Published in:

European Journal of Organic Chemistry, 2014, v. 2014, n. 36, p. 8029, doi. 10.1002/ejoc.201403132

By:

Bulman Page, Philip C.;
Day, David P.;
Chan, Yohan

Publication type:

Article

Highly Enantioselective Construction of Spirocyclopentaneoxindoles Containing Four Consecutive Stereocenters through an Organocatalytic Iminium-Enamine Cascade Reaction.

Published in:

European Journal of Organic Chemistry, 2014, v. 2014, n. 24, p. 5139, doi. 10.1002/ejoc.201402687

By:

Ding, Liang‐Zhong;
Zhong, Tong‐Sheng;
Wu, Hao;
Wang, Yong‐Mei

Publication type:

Article

Comparative study of spectroscopic properties of the low-lying electronic states of 2,4-pentadien-1-iminium cation and its N-substituted analogues.

Published in:

Journal of Chemical Sciences, 2012, v. 124, n. 5, p. 985, doi. 10.1007/s12039-012-0311-8

By:

CHATTOPADHYAY, ANJAN

Publication type:

Article

DIFFERENT ROUTES FOR THE SYNTHESIS OF BENZALDEHYDE-BASED DIHYDROPYIMIDINONES VIA BIGINELLI REACTION.

Published in:

Jurnal Kimia Riset, 2023, v. 8, n. 2, p. 124, doi. 10.20473/jkr.v8i2.45209

By:

Ilfahmi, Yan Alamanda;
Fadlan, Arif

Publication type:

Article

Rapid Synthesis of Primary Amines from Ketones using Choline Chloride/Urea Deep Eutectic as a Reaction Medium.

Published in:

Organic Preparations & Procedures International, 2022, v. 54, n. 2, p. 184, doi. 10.1080/00304948.2021.2010465

By:

Fernandes, Cleverton de S.;
Francisco, Camila B.;
Gauze, Gisele de F.;
Rittner, Roberto;
Basso, Ernani A.

Publication type:

Article

Nobel Prize in Chemistry 2021: Asymmetric Organocatalysis — An Ingenious Tool for Building Molecules.

Published in:

Resonance: Journal of Science Education, 2022, v. 27, n. 12, p. 2161, doi. 10.1007/s12045-022-1512-1

By:

Ramapanicker, Ramesh;
Singh, Vinod K.

Publication type:

Article

Orthoamides and iminium salts, LXXIII¹ Contributions to the cleavage of carboxylic acid orthoamides - a new access to N,N,N',N'-tetraalkyl-carboxamidinium salts.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2012, p. 442

By:

Kantlehner, Willi;
Lehmann, Hans Jörg;
Stieglitzb, Rüdiger

Publication type:

Article

Pyrazolium-sulfonates. Mesomeric betaines possessing iminium-sulfonate partial structures.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2012, p. 20

By:

Dreger, Andrij;
Münster, Niels;
Nieto-Ortega, Belén;
Ramírez, Francisco Javier;
Gjikaj, Mimoza;
Schmidt, Andreas

Publication type:

Article

Carboxylates as Nucleophiles in the Enantioselective Ring‐Opening of Formylcyclopropanes under Iminium Ion Catalysis.

Published in:

Chemistry - A European Journal, 2018, v. 24, n. 35, p. 8764, doi. 10.1002/chem.201801434

By:

Díaz, Estibaliz;
Reyes, Efraim;
Uria, Uxue;
Carrillo, Luisa;
Tejero, Tomas;
Merino, Pedro;
Vicario, Jose L.

Publication type:

Article

Further Development of Weakly Coordinating Cations: Fluorinated Bis(triarylphosphoranylidene)iminium Salts.

Published in:

Chemistry - A European Journal, 2018, v. 24, n. 15, p. 3902, doi. 10.1002/chem.201705992

By:

Mann, Lisa;
Hornberger, Elisabeth;
Steinhauer, Simon;
Riedel, Sebastian

Publication type:

Article

Traceless Solid-Phase Synthesis of Fused Chiral Macrocycles via Conformational Constraint-Assisted Cyclic Iminium Formation.

Published in:

Chemistry - A European Journal, 2017, v. 23, n. 52, p. 12876, doi. 10.1002/chem.201702461

By:

Schütznerová, Eva;
Oliver, Allen G.;
Slough, Greg A.;
Krchňák, Viktor

Publication type:

Article

Direct C2-Functionalization of Indoles Triggered by the Generation of Iminium Species from Indole and Sulfonium Salt.

Published in:

Chemistry - A European Journal, 2017, v. 23, n. 45, p. 10925, doi. 10.1002/chem.201702338

By:

Tayu, Masanori;
Nomura, Kazuya;
Kawachi, Koki;
Higuchi, Kazuhiro;
Saito, Nozomi;
Kawasaki, Tomomi

Publication type:

Article

Stereoselective and Enantiospecific Mono- and Bis-C−H Azidation of Tröger Bases: Insight on Bridgehead Iminium Intermediates and Application to Anion-Binding Catalysis.

Published in:

Chemistry - A European Journal, 2017, v. 23, n. 36, p. 8678, doi. 10.1002/chem.201700845

By:

Bosmani, Alessandro;
Pujari, Sandip A.;
Besnard, Céline;
Guénée, Laure;
Poblador‐Bahamonde, Amalia I.;
Lacour, Jérôme

Publication type:

Article

Reactions Catalysed by a Binuclear Copper Complex: Aerobic Cross Dehydrogenative Coupling of N-Aryl Tetrahydroisoquinolines.

Published in:

Chemistry - A European Journal, 2017, v. 23, n. 13, p. 3051, doi. 10.1002/chem.201604749

By:

Liu, Yuxia;
Wang, Chao;
Xue, Dong;
Xiao, Miao;
Li, Chaoqun;
Xiao, Jianliang

Publication type:

Article

Regioselectivity Change in the Organocatalytic Enantioselective (3+2) Cycloaddition with Nitrones through Cooperative Hydrogen-Bonding Catalysis/Iminium Activation.

Published in:

Chemistry - A European Journal, 2017, v. 23, n. 12, p. 2764, doi. 10.1002/chem.201605350

By:

Prieto, Liher;
Juste ‐ Navarro, Veronica;
Uria, Uxue;
Delso, Ignacio;
Reyes, Efraim;
Tejero, Tomas;
Carrillo, Luisa;
Merino, Pedro;
Vicario, Jose L.

Publication type:

Article

Enantioselective Organocatalytic Cascade Approach to Different Classes of Benzofused Acetals.

Published in:

Chemistry - A European Journal, 2016, v. 22, n. 47, p. 16810, doi. 10.1002/chem.201602992

By:

Paz, Bruno Matos;
Klier, Lydia;
Næsborg, Line;
Lauridsen, Vibeke Henriette;
Jensen, Frank;
Jørgensen, Karl Anker

Publication type:

Article

Mechanism of the Palladium-Catalyzed Synthesis of Münchnones: The Role of Ligands in N-Acyl Iminium Salt Carbonylation.

Published in:

Chemistry - A European Journal, 2016, v. 22, n. 44, p. 15945, doi. 10.1002/chem.201603400

By:

Tjutrins, Jevgenijs;
Dhawan, Rajiv;
Lu, Yingdong;
Arndtsen, Bruce A.

Publication type:

Article

Terminal Acetylenic Iminium Salts: Cycloaddition Reactions with Azides Leading to 1,2,3‐Triazoles and Bicyclic 1,2,3‐Triazolium Salts.

Published in:

European Journal of Organic Chemistry, 2019, v. 2019, n. 7, p. 1562, doi. 10.1002/ejoc.201801749

By:

Keim, Michael;
Maas, Gerhard

Publication type:

Article

Terminal Acetylenic Iminium Salts – Synthesis and Reactivity.

Published in:

European Journal of Organic Chemistry, 2019, v. 2019, n. 4, p. 826, doi. 10.1002/ejoc.201801511

By:

Keim, Michael;
Kratzer, Philipp;
Derksen, Helena;
Isakov, Dajana;
Maas, Gerhard

Publication type:

Article

Efficient Synthesis of Dimeric Oxazoles, Piperidines and Tetrahydroisoquinolines from N-Substituted 2-Oxazolones.

Published in:

Chemistry - A European Journal, 2016, v. 22, n. 23, p. 7696, doi. 10.1002/chem.201601471

By:

He, Yun;
Agarwal, Piyush K.;
Kiran, I. N. Chaithanya;
Yu, Ruocheng;
Cao, Bei;
Zou, Cheng;
Zhou, Xinghua;
Xu, Huacheng;
Xu, Biao;
Zhu, Lei;
Lan, Yu;
Nicolaou, K. C.

Publication type:

Article

Two Reaction Mechanisms via Iminium Ion Intermediates: The Different Reactivities of Diphenylprolinol Silyl Ether and Trifluoromethyl-Substituted Diarylprolinol Silyl Ether.

Published in:

Chemistry - A European Journal, 2015, v. 21, n. 35, p. 12337, doi. 10.1002/chem.201500326

By:

Gotoh, Hiroaki;
Uchimaru, Tadafumi;
Hayashi, Yujiro

Publication type:

Article