Works about CARBOCATIONS

Results: 372

Tris(aryl)cyclopropenium Ion as Organic Lewis Acid Catalyst in Carbonyl Activation Reactions.

Published in:

Chemistry - An Asian Journal, 2025, v. 20, n. 12, p. 1, doi. 10.1002/asia.202500131

By:

Ranga, Pavit Kumar;
Fatma, Shaheen;
Athira, Mangalassery P.;
Velloth, Archana;
Ahmad, Feroz;
Wadhave, Akshaykumar B.;
Kumar, Vaibhav;
Saini, Piyush;
Anand, Ramasamy Vijaya

Publication type:

Article

A Putative Cation Channel, NCA-1, and a Novel Protein, UNC-80, Transmit Neuronal Activity in C. elegans.

Published in:

PLoS Biology, 2008, v. 6, n. 3, p. e55, doi. 10.1371/journal.pbio.0060055

By:

Yeh, Edward;
Ng, Sharon;
Mi Zhang;
Bouhours, Magali;
Wang, Ying;
Min Wang;
Hung, Wesley;
Aoyagi, Kyota;
Melnik-Martinez, Katya;
Li, Michelle;
Fang Liu;
Schafer, William R;
Mei Zhen

Publication type:

Article

Picomolar Detection of Melamine Using Molecularly Imprinted Polymer-Based Electrochemical Sensors Prepared by UV-Graft Photopolymerization.

Published in:

Electroanalysis, 2015, v. 27, n. 2, p. 429, doi. 10.1002/elan.201400382

By:

Bakas, Idriss;
Salmi, Zakaria;
Jouini, Mohamed;
Geneste, Florence;
Mazerie, Isabelle;
Floner, Didier;
Carbonnier, Benjamin;
Yagci, Yusuf;
Chehimi, Mohamed M.

Publication type:

Article

Reaction of 3-Hydroxyquinoline-2,4-diones with Inorganic Thiocyanates in the Presence of Ammonium or Alkylammonium Ions: the Unexpected Replacement of a Hydroxy Group by an Amino Group.

Published in:

Helvetica Chimica Acta, 2015, v. 98, n. 3, p. 318, doi. 10.1002/hlca.201400189

By:

Klásek, Antonín;
Rouchal, Michal;
Rudolf, Ondřej;
Lyčka, Antonín

Publication type:

Article

Viability of Nonclassical Carbocations Proposed as Intermediates in the Biosynthesis of Atiserene, Beyerene, Kaurene, and Trachylobane Diterpenes.

Published in:

Helvetica Chimica Acta, 2014, v. 97, n. 11, p. 1475, doi. 10.1002/hlca.201400082

By:

Hong, Young J.;
Tantillo, Dean J.

Publication type:

Article

Synthesis of Thienyl-Substituted Dihydrofuran Compounds Promoted by Manganese(III) Acetate.

Published in:

Helvetica Chimica Acta, 2013, v. 96, n. 1, p. 135, doi. 10.1002/hlca.201200098

By:

Biçer, Emre;
Yılmaz, Mehmet;
Burgaz, E. Vildan;
Pekel, A. Tarık

Publication type:

Article

Carboboration Reactions of 1,2-Bis[(diarylphosphino)ethynyl]benzenes with Tris(pentafluorophenyl)borane.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 12, p. 2515, doi. 10.1002/hlca.201200495

By:

Liedtke, René;
Kehr, Gerald;
Fröhlich, Roland;
Daniliuc, Constantin G.;
Wibbeling, Birgit;
Petersen, Jeffrey L.;
Erker, Gerhard

Publication type:

Article

Radical Cyclization Reactions via Manganese(III) Acetate Leading to 2-Thienyl-Substituted Dihydrofuran Compounds.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 5, p. 795, doi. 10.1002/hlca.201100397

By:

Biçer, Emre;
Yılmaz, Mehmet;
Karataş, Melih;
Pekel, Ahmet Tarık

Publication type:

Article

Alkaline Fading of Malachite Green in β-Cyclodextrins.

Published in:

Compounds, 2024, v. 4, n. 2, p. 351, doi. 10.3390/compounds4020019

By:

Soria-Lopez, Anton;
Rodriguez-Fernández, Raquel;
Mejuto, Juan C.

Publication type:

Article

Influence of Fluorine Co-Doping on the Properties of Cationic Doped PZT Ceramics. Effect on the Valency State of Acceptor and Donor Dopants.

Published in:

Ferroelectrics, 2004, v. 313, n. 1, p. 135, doi. 10.1080/00150190490903856

By:

Guiffard, Benoit;
Boucher, Eric;
Lebrun, Laurent;
Guyomar, Daniel;
Pleska, Eric

Publication type:

Article

DFT Calculation of the Mechanism of the Acid-Catalyzed Aldol Condensation of a Lubricant Base Stock.

Published in:

Lubricants (2075-4442), 2023, v. 11, n. 8, p. 346, doi. 10.3390/lubricants11080346

By:

Li, Yan;
Xia, Lei;
Liu, Rendong

Publication type:

Article

Isomerization of n‐pentane over platinum promoted tungstated zirconia supported on mesoporous SBA‐15 prepared by supercritical impregnation.

Published in:

Journal of the Chinese Chemical Society, 2021, v. 68, n. 3, p. 409, doi. 10.1002/jccs.202000473

By:

Lee, Wenchao;
Yang, Chieh‐Chao;
Cheng, Soofin

Publication type:

Article

Interaction of triols with formaldehyde and acetone: Experimental and theoretical study.

Published in:

Journal of the Chinese Chemical Society, 2020, v. 67, n. 7, p. 1144, doi. 10.1002/jccs.201900401

By:

Sultanova, Rimma;
Borisevich, Sophia;
Raskil'dina, Gulnara;
Borisova, Julianna;
Baykova, Irina;
Spirikhin, Leonid;
Khursan, Sergey;
Zlotsky, Simon

Publication type:

Article

Enantioselective SN1-type reaction via electrochemically generated chiral α-Imino carbocation intermediate.

Published in:

Nature Communications, 2024, v. 15, n. 1, p. 1, doi. 10.1038/s41467-024-50945-2

By:

Lin, Qifeng;
Duan, Yingdong;
Li, Yao;
Jian, Ruijun;
Yang, Kai;
Jia, Zongbin;
Xia, Yu;
Zhang, Long;
Luo, Sanzhong

Publication type:

Article

Hydrocarbon synthesis: Ringing the chains.

Published in:

Nature Chemistry, 2011, v. 3, n. 2, p. 99, doi. 10.1038/nchem.978

By:

Hartwig, John F.

Publication type:

Article

A bonding model for gold(I) carbene complexes.

Published in:

Nature Chemistry, 2009, v. 1, n. 6, p. 482, doi. 10.1038/nchem.331

By:

Benitez, Diego;
Shapiro, Nathan D.;
Tkatchouk, Ekaterina;
Wang, Yiming;
Goddard III, William A.;
Toste, F. Dean

Publication type:

Article

Structural determination of a carbocation-derived rearrangement product observed during Thiele cage opening: insight into the mechanism of an alkyl-extended pinacol reaction.

Published in:

Canadian Journal of Chemistry, 2024, v. 102, n. 10, p. 629, doi. 10.1139/cjc-2024-0025

By:

Burman, Austin L.;
Sader, Jonathan K.;
Wulff, Jeremy E.

Publication type:

Article

What causes the nonclassical structure of 2-norbornyl ion?

Published in:

Canadian Journal of Chemistry, 2016, v. 94, n. 12, p. 1044, doi. 10.1139/cjc-2016-0242

By:

Patel, Ruchit A.;
East, Allan L.L.

Publication type:

Article

Trityl chloride promoted the synthesis of 3-(2,6-diarylpyridin-4-yl)-1H-indoles and 2,4,6-triarylpyridines by in situ generation of trityl carbocation and anomeric based oxidation in neutral media.

Published in:

Canadian Journal of Chemistry, 2016, v. 94, n. 7, p. 626, doi. 10.1139/cjc-2015-0629

By:

Moosavi-Zare, Ahmad Reza;
Zolfigol, Mohammad Ali;
Rezanejad, Zahir

Publication type:

Article

Solvent-free preparation of amidoalkyl phenols catalyzed by trityl chloride under neutral media.

Published in:

Canadian Journal of Chemistry, 2015, v. 93, n. 11, p. 1245, doi. 10.1139/cjc-2015-0230

By:

Moosavi-Zare, Ahmad Reza;
Zolfigol, Mohammad Ali;
Derakhshan-Panah, Fateme;
Daraei, Masoume

Publication type:

Article

Revised mechanism for the hydrolysis of ethers in aqueous acid1.

Published in:: Canadian Journal of Chemistry, 2012, v. 90, n. 10, p. 811, doi. 10.1139/v2012-060
Publication type:: Article

Three different mechanisms for azo-ether hydrolyses in aqueous acid1.

Published in:

Canadian Journal of Chemistry, 2012, v. 90, n. 10, p. 791, doi. 10.1139/v2012-076

By:

Cox, Robin A.;
Buncel, Erwin

Publication type:

Article

Revised mechanism for the hydrolysis of ethers in aqueous acid1.

Published in:

Canadian Journal of Chemistry, 2012, v. 90, n. 10, p. 811, doi. 10.1139/v2012-060

By:

Cox, Robin A.

Publication type:

Article

The reactivity of diarylmethyl carbocations within non-protic zeolites.

Published in:

Canadian Journal of Chemistry, 2011, v. 89, n. 3, p. 347, doi. 10.1139/V10-150

By:

Hallett-Tapley, Geniece L.;
Schepp, Norman P.;
Cozens, Frances L.

Publication type:

Article

The 9-barbaralyl and related C9H9+ carbocations - A QTAIM-DI-VISAB computational study.

Published in:

Canadian Journal of Chemistry, 2010, v. 88, n. 11, p. 1195, doi. 10.1139/V10-131

By:

Werstiuk, Nick H.

Publication type:

Article

Role of solvent nucleophilicity in excess-acidity plots for equilibria in sulfuric acid – water mixtures.

Published in:

Canadian Journal of Chemistry, 2008, v. 86, n. 4, p. 277, doi. 10.1139/V08-003

By:

Bentley, T. William

Publication type:

Article

Oxidation of 1-(4′-substituted phenyl)-2-(4-methylphenyl)diazene — Benzylic substitution vs. C–azo bond breaking.

Published in:

Canadian Journal of Chemistry, 2005, v. 83, n. 3, p. 244, doi. 10.1139/v05-044

By:

Razus, Alexandru C.;
Nitu, Carmen;
Pavel, Claudia;
Ciuculescu, Crinu-Anghel;
Cimpeanu, Valentin;
Stanciu, Corneliu;
Power, Philip P.

Publication type:

Article

Influence of alkali metal cations on the photoheterolysis of 9-cyclopropyl-9-fluorenol and the reactivity of the 9-cyclopropyl-9-fluorenyl cation in non-acidic zeolites.

Published in:

Canadian Journal of Chemistry, 2003, v. 81, n. 6, p. 647, doi. 10.1139/v03-071

By:

O'Neill, Melanie A;
Cozens, Frances L

Publication type:

Article

The photochemistry of 1-(3,5-dimethoxyphenyl)-2-(4-methoxyphenyl)ethyl ethanoate in alcohol solvents: A search for carbocation rearrangements.

Published in:

Canadian Journal of Chemistry, 2003, v. 81, n. 6, p. 709, doi. 10.1139/v03-072

By:

Roberts, J C;
Pincock, J A

Publication type:

Article

Reaction of the tamoxifen cation and the bis-(4-methoxyphenyl)methyl cation in aqueous solutions containing 2'-deoxyguanosine.

Published in:

Canadian Journal of Chemistry, 2002, v. 80, n. 3, p. 269, doi. 10.1139/v02-011

By:

McClelland, Robert A;
Sanchez, Cristina;
Sauer, Effiette;
Vukovic, Sinisa

Publication type:

Article

The nature of the transition state in diarylmethyl cation – nucleophile combination reactions as probed by secondary α-deuterium isotope effects.

Published in:

Canadian Journal of Chemistry, 2001, v. 79, n. 12, p. 1887, doi. 10.1139/cjc-79-12-1887

By:

Pham, Thuy Van;
McClelland, Robert A

Publication type:

Article

Kinetic stabilizing effect of the 4-N-methylacetamido substituent on the phenylnitrenium ion.

Published in:

Canadian Journal of Chemistry, 2001, v. 79, n. 12, p. 1875, doi. 10.1139/v01-178

By:

Ruane, Patrick H;
McClelland, Robert A

Publication type:

Article

Crystal structure of isopentenyl diphosphate:dimethylallyl diphosphate isomerase.

Published in:

EMBO Journal, 2001, v. 20, n. 7, p. 1530, doi. 10.1093/emboj/20.7.1530

By:

Durbecq, Virginie;
Sainz, Germaine;
Oudjama, Yamina;
Clantin, Bernard;
Bompard‐Gilles, Coralie;
Tricot, Catherine;
Caillet, Joël;
Stalon, Victor;
Droogmans, Louis;
Villeret, Vincent

Publication type:

Article

Crystal structure of isopentenyl diphosphate:dimethylallyl diphosphate isomerase.

Published in:

EMBO Journal, 2001, v. 20, n. 7, p. 1530, doi. 10.1093/emboj/20.7.1530

By:

Durbecq, Virginie;
Sainz, Germaine;
Oudjama, Yamina;
Clantin, Bernard;
Bompard-Gilles, Coralie;
Tricot, Catherine;
Caillet, Joël;
Stalon, Victor;
Droogmans, Louis;
Villeret, Vincent

Publication type:

Article

Facile One-pot Syntheses of Amidines and Enamines from Oximes via Beckmann Rearrangement Using Trifluoromethansulfonic Anhydride.

Published in:

Chemistry Letters, 2004, v. 33, n. 3, p. 322, doi. 10.1246/cl.2004.322

By:

Takuwa, Tomofumi;
Minowa, Tomofumi;
Onishi, Jim Yoshitaka;
Mukaiyama, Teruaki

Publication type:

Article

Gold‐Catalyzed Synthesis of 5H‐Benzo[b]indeno[2,1‐d]silines by Insertion of Vinyl Carbocations into the Si−H Bond.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 65, p. 1, doi. 10.1002/chem.202403163

By:

Sekine, Kohei;
Fuji, Kazuto;
Kawashima, Kyohei;
Mori, Toshifumi;
Kuninobu, Yoichiro

Publication type:

Article

Unique Reactivity of the 1,4‐Bis(silyloxy)‐1,3‐cyclopentadiene Moiety: Application to the Synthesis of 7‐Norbornanone Derivatives.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 46, p. 1, doi. 10.1002/chem.202401908

By:

Ikeuchi, Kazutada;
Hirokawa, Yoshito;
Sasage, Tomonari;
Fujii, Ryo;
Yoshitani, Akihiro;
Suzuki, Takahiro;
Tanino, Keiji

Publication type:

Article

HFIP‐Mediated Desulfinative Friedel–Crafts Cyclobutenylation Reaction.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 41, p. 1, doi. 10.1002/chem.202400843

By:

Yanai, Hikaru;
Kurogi, Shota;
Hoshikawa, Shoki;
Matsumoto, Takashi

Publication type:

Article

Exploring Electrophilic Hydrophosphination via Metal Phosphenium Intermediates.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 16, p. 1, doi. 10.1002/chem.202302924

By:

Belli, Roman G.;
Muir, Vanessa;
Dyck, Nicholas B.;
Pantazis, Dimitrios A.;
Sousa, Tânia P. A.;
Slusar, Carly R.;
Parkin, Hayley C.;
Rosenberg, Lisa

Publication type:

Article

Synthesis and Characterization of Hypervalent Pentacoordinate Carbon Compounds Bearing a 7‐6‐7‐Ring Skeleton.

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 9, p. 1, doi. 10.1002/chem.202203162

By:

Yamamoto, Yohsuke;
Shi, Yuan;
Masui, Takashi;
Saito, Daigo;
Inoue, Tatsuya;
Sato, Hitomi;
Dohi, Chisato;
Muneta, Emiko;
Shang, Rong;
Nakamoto, Masaaki

Publication type:

Article

Skeletal Transformation Triggered by C−F Bond Activation after Photochemical Rearrangement of Fluorinated [7]Helicenes.

Published in:

Chemistry - A European Journal, 2022, v. 28, n. 19, p. 1, doi. 10.1002/chem.202200132

By:

Matsuda, Chikako;
Igarashi, Ryo;
Katagiri, Hiroshi;
Murase, Takashi

Publication type:

Article

Mechanism‐Based Approach to Reagent Selection for Oxidative Carbon−Hydrogen Bond Cleavage Reactions.

Published in:

Chemistry - A European Journal, 2022, v. 28, n. 1, p. 1, doi. 10.1002/chem.202103078

By:

Miller, Jenna L.;
Zhou, Lin;
Liu, Peng;
Floreancig, Paul E.

Publication type:

Article

Photoinduced DNA Interstrand Cross‐Linking by 1,1′‐Biphenyl Analogues: Substituents and Leaving Groups Combine to Determine the Efficiency of Cross‐Linker.

Published in:

Chemistry - A European Journal, 2021, v. 27, n. 16, p. 5215, doi. 10.1002/chem.202005064

By:

Fan, Heli;
Sun, Huabing;
Zhang, Qi;
Peng, Xiaohua

Publication type:

Article

Frontispiece: Advances in Electrochemical Decarboxylative Transformation Reactions.

Published in:

Chemistry - A European Journal, 2021, v. 27, n. 10, p. 1, doi. 10.1002/chem.202181062

By:

Ramadoss, Velayudham;
Zheng, Yue;
Shao, Xiaoqing;
Tian, Lifang;
Wang, Yahui

Publication type:

Article

Characterization and Engineering of Two Highly Paralogous Sesquiterpene Synthases Reveal a Regioselective Reprotonation Switch.

Published in:

Angewandte Chemie, 2024, v. 136, n. 13, p. 1, doi. 10.1002/ange.202315674

By:

Ye, Dan;
Shao, Yi‐Zhen;
Li, Wen‐Rui;
Cui, Zhen‐Jia;
Gong, Ting;
Yang, Jin‐Ling;
Wang, Hai‐Qiang;
Dai, Jun‐Gui;
Feng, Ke‐Ping;
Ma, Ming;
Ma, Shuang‐Gang;
Liu, Yun‐Bao;
Zhu, Ping;
Yu, Shi‐Shan

Publication type:

Article

Controlling Monoterpene Isomerization by Guiding Challenging Carbocation Rearrangement Reactions in Engineered Squalene‐Hopene Cyclases.

Published in:

Angewandte Chemie, 2024, v. 136, n. 12, p. 1, doi. 10.1002/ange.202318913

By:

Ludwig, Julian;
Curado‐Carballada, Christian;
Hammer, Stephan C.;
Schneider, Andreas;
Diether, Svenja;
Kress, Nico;
Ruiz‐Barragán, Sergi;
Osuna, Sílvia;
Hauer, Bernhard

Publication type:

Article

Structural and Catalytic Insight into the Unique Pentacyclic Triterpene Synthase TwOSC.

Published in:

Angewandte Chemie, 2023, v. 135, n. 48, p. 1, doi. 10.1002/ange.202313429

By:

Luo, Yunfeng;
Ma, Xiaoli;
Qiu, Yufan;
Lu, Yun;
Shen, Siyu;
Li, Yang;
Gao, Haiyun;
Chen, Kang;
Zhou, Jiawei;
Hu, Tianyuan;
Tu, Lichan;
Zhao, Huan;
Li, Dan;
Leng, Faqiang;
Gao, Wei;
Jiang, Tao;
Liu, Changli;
Huang, Luqi;
Wu, Ruibo;
Tong, Yuru

Publication type:

Article

Cytochrome P450 Mediated Cyclization in Eunicellane Derived Diterpenoid Biosynthesis.

Published in:

Angewandte Chemie, 2023, v. 135, n. 45, p. 1, doi. 10.1002/ange.202312490

By:

Wang, Zengyuan;
Yang, Qian;
He, Jingyi;
Li, Haixin;
Pan, Xingming;
Li, Zining;
Xu, Hui‐Min;
Rudolf, Jeffrey D.;
Tantillo, Dean J.;
Dong, Liao‐Bin

Publication type:

Article

Strain‐Driven Formal [1,3]‐Aryl Shift within Molecular Bows.

Published in:

Angewandte Chemie, 2023, v. 135, n. 42, p. 1, doi. 10.1002/ange.202312238

By:

Jiang, Liang;
Peng, Zhen;
Liang, Yimin;
Tang, Zheng‐Bin;
Liang, Kejiang;
Liu, Jiali;
Liu, Zhichang

Publication type:

Article

Late‐Stage Modification of Drugs via Alkene Formal Insertion into Benzylic C−F Bond.

Published in:

Angewandte Chemie, 2023, v. 135, n. 5, p. 1, doi. 10.1002/ange.202215062

By:

Wang, Jing;
Wang, Yahui;
Liang, Yan;
Zhou, Liejin;
Liu, Lijuan;
Zhang, Zuxiao

Publication type:

Article