Works matching DE "ANNULATION"

Results: 1295

Ru(II)‐Catalyzed C─H Annulation of Imidazo[1,5‐a]Quinolines with Alkynes: A Direct Route to Functionalized Quinolizines.

Published in:

ChemCatChem, 2025, v. 17, n. 9, p. 1, doi. 10.1002/cctc.202401967

By:

Konwar, Monuranjan;
Hazarika, Nitumoni;
Das, Animesh

Publication type:

Article

Synthesis of π-Conjugated Polymer Thin Films by Electropolymerization of Benzodithiophene Derivatives.

Published in:

Macromolecular Chemistry & Physics, 2017, v. 218, n. 22, p. n/a, doi. 10.1002/macp.201700123

By:

Wakana, Sho;
Nishiyama, Hiroki;
Inagi, Shinsuke;
Tomita, Ikuyoshi

Publication type:

Article

[1+5] Cyclization of Indoline‐Derived Azadienes with 1,3,5‐Triazinanes: An Efficient Protocol for the Synthesis of Indoline‐Spiro‐Hexahydropyrimidines.

Published in:

Chemistry - A European Journal, 2025, v. 31, n. 15, p. 1, doi. 10.1002/chem.202404277

By:

Wang, Chuan‐Chuan;
Wang, Qing‐Long;
Ren, Meng‐Ru;
Xue, Yao‐Jie;
Wang, Zhi‐Hao;
Hou, Xue‐Hui;
Ma, Zhi‐Wei;
Xie, Ying‐Xin;
Chen, Ya‐Jing

Publication type:

Article

Deciphering Co(III)‐Catalyzed Oxidative C−H/C−H Annulation Towards Maleimide‐Fused Imidazopyridine AEEgens.

Published in:

Chemistry - A European Journal, 2025, v. 31, n. 5, p. 1, doi. 10.1002/chem.202403576

By:

Ghosh, Subhendu;
Khandelia, Tamanna;
Panigrahi, Pritishree;
Mandal, Raju;
Patel, Bhisma K.

Publication type:

Article

Oxidative [4+2] Annulation of Pyrrole‐2‐carbaldehyde Derivatives with o‐Hydroxyphenyl Propargylamines: Syntheses of 5,6,7‐Trisubstituted Indolizines.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 63, p. 1, doi. 10.1002/chem.202402487

By:

Wang, Yu‐Qing;
Chen, Li‐Jia;
Yang, Rui‐Lin;
Lang, Ming;
Peng, Jin‐Bao

Publication type:

Article

Photoelectrocatalytic [4+2] Annulation for S‐Heterocycle Assembly Enabled by Proton‐Coupled Electron Transfer (PCET).

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 59, p. 1, doi. 10.1002/chem.202402333

By:

Cheng, Yuan‐Yuan;
Xu, Jiawei;
Lin, Zhipeng;
Li, Yanjun;
Ackermann, Lutz

Publication type:

Article

Chiral Sulfoximine Mediated Cobalt‐Catalyzed Atropselective C−H Annulation of Ynamides.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 55, p. 1, doi. 10.1002/chem.202401639

By:

Sau, Somratan;
Kanikarapu, Suresh;
Gandon, Vincent;
Sahoo, Akhila K.

Publication type:

Article

Synthesis of a Library of Terpenoid Alkaloid–Like Compounds Containing Medium‐Sized Rings via Reconstruction of the Humulene Skeleton.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 48, p. 1, doi. 10.1002/chem.202402082

By:

Nishimura, Takehiro;
Shiga, Kosuke;
Sekiya, Mizuki;
Sugawara, Akihiro;
Yonezawa, Takayuki;
Kikuchi, Haruhisa

Publication type:

Article

Mechanochemical Regioselective [3+3] Annulation of 6‐Amino Uracil with Propargyl Alcohols Catalyzed by a Brønsted Acid/Hexafluoroisopropanol.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 48, p. 1, doi. 10.1002/chem.202401480

By:

Yaragorla, Srinivasarao;
Sneha Latha, Dandugula;
Kumar, Rituraj

Publication type:

Article

Overcrowded 14,14′‐Bidibenzo[a,j]anthracenes: Challenges in Syntheses and Atypical Property of Lacking Symmetry‐Breaking Charge Transfer (SBCT).

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 36, p. 1, doi. 10.1002/chem.202401063

By:

Pan, Ming‐Lun;
Hsu, Chao‐Hsien;
Lin, Yan‐Ding;
Chen, Bo‐Han;
Lu, Chih‐Hsuan;
Yang, Shang‐Da;
Chou, Pi‐Tai;
Wu, Yao‐Ting

Publication type:

Article

Ruthenium(II)‐Catalyzed Oxidative Annulation of Imidazo[1,5‐a]quinolin‐2‐iums Salts and Internal Alkynes via C−H Bond Activation.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 33, p. 1, doi. 10.1002/chem.202401133

By:

Konwar, Monuranjan;
Hazarika, Nitumoni;
Sarmah, Bikash Kumar;
Das, Animesh

Publication type:

Article

Masters of Mediation: MN(SiMe3)2 in Functionalization of C(sp3)−H Latent Nucleophiles.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 29, p. 1, doi. 10.1002/chem.202400435

By:

Sreedharan, Ramdas;
Gandhi, Thirumanavelan

Publication type:

Article

Synthesis of Pyridazino[4,5‐b]indoles by [3+3] Annulation of 2‐Alkenylindoles and Hydrazonyl Chlorides.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 26, p. 1, doi. 10.1002/chem.202400278

By:

Zhang, Shuting;
Zhang, Xinyu;
Li, Lesong;
Shi, Zhenyu;
Wang, Yang

Publication type:

Article

A Pd‐Catalyzed Annulation Strategy to Linearly Fused Functionalized N‐Heterocycles.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 21, p. 1, doi. 10.1002/chem.202400116

By:

Hoteite, Larry;
Allen, Benjamin D. W.;
Elhajj, Ms. Ergaiya A.;
Meijer, Anthony J. H. M.;
Harrity, Joseph P. A.

Publication type:

Article

Accessing Rare α‐Heterocyclic Aziridines via Brønsted Acid‐catalyzed Michael Addition/Annulation: Scope, Limitations, and Mechanism.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 21, p. 1, doi. 10.1002/chem.202303993

By:

Hilton, Timothy A.;
Leach, Andrew G.;
McKay, Aidan P.;
Watson, Allan J. B.

Publication type:

Article

Cover Feature: Rh‐Catalyzed Chemodivergent [3+3] Annulations of Diazoenals and α‐Aminoketones: Direct Synthesis of Functionalized 1,2‐Dihydropyridines and Fused 1,4‐Oxazines (Chem. Eur. J. 19/2024).

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 19, p. 1, doi. 10.1002/chem.202303862

By:

Mandal, Pratap Kumar;
Katukojvala, Sreenivas

Publication type:

Article

Rh‐Catalyzed Chemodivergent [3+3] Annulations of Diazoenals and α‐Aminoketones: Direct Synthesis of Functionalized 1,2‐Dihydropyridines and Fused 1,4‐Oxazines.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 19, p. 1, doi. 10.1002/chem.202303862

By:

Mandal, Pratap Kumar;
Katukojvala, Sreenivas

Publication type:

Article

(Benz)imidazo[1,2‐a]quinolinium Salts: Access via Unprecedented Regiospecific non‐AAIPEX Strategy and Study of Their Tunable Properties.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 17, p. 1, doi. 10.1002/chem.202303744

By:

Bauri, Somnath;
Ramachandran, Arya;
Rit, Arnab

Publication type:

Article

Synthesis of Bench‐stable Polycyclic Organophosphorus Heterocycles via Staudinger‐type Annulations of ortho‐Azidophenols.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 13, p. 1, doi. 10.1002/chem.202302834

By:

Wang, Zhenguo;
Luo, Wenjun;
Li, Zhi‐Wei;
Yin, Keshu;
Wei, Mingjie;
Li, Le

Publication type:

Article

Annulation of a Methylenecyclopropane with Cyanoalkenes Catalyzed by Lewis Bases.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 9, p. 1, doi. 10.1002/chem.202302365

By:

Suzuki, Itaru;
Kasahara, Nozomi;
Ogura, Kazuki;
Shibata, Ikuya

Publication type:

Article

Pd‐Catalyzed Vicinal Intermolecular Annulations of Iodoarenes, Indoles, and Carbazoles with Enynes.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 7, p. 1, doi. 10.1002/chem.202302788

By:

Babu, Undamatla Suri;
Kotipalli, Ramesh;
Nanubolu, Jagadeesh Babu;
Reddy, Maddi Sridhar

Publication type:

Article

Hauser‐Kraus Annulation Initiated Multi‐Cascade Reactions for Facile Access to Functionalized and Fused Oxazepines, Carbazoles and Phenanthridinediones.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 3, p. 1, doi. 10.1002/chem.202303517

By:

Sankara, Chenikkayala Siva;
Namboothiri, Irishi N. N.

Publication type:

Article

Conjugated Olefin Enabled Rollover Cyclometallation of Distant C‐H Bonds: Regioselective Annulation of o‐Alkenyl Phenols with Alkynes.

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 70, p. 1, doi. 10.1002/chem.202303245

By:

Nagireddy, Attunuri;
Naveen Kumar, Muniganti;
Babu Nanubolu, Jagadeesh;
Sridhar Reddy, Maddi

Publication type:

Article

Recent Progress in the Synthesis of Silaspiranes.

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 70, p. 1, doi. 10.1002/chem.202302371

By:

Chen, Hua;
Hu, Xuejiao;
Wang, Wanshu;
Gao, Lu;
Song, Zhenlei

Publication type:

Article

Synthesis of Photochromic Phosphines by Pd‐Catalyzed Annulation Reaction of Alkynes Bearing Phosphinyl Substituent with a Silacyclopropene.

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 66, p. 1, doi. 10.1002/chem.202302374

By:

Selvaraj, Akshitha;
Cordier, Marie;
Devillard, Marc;
Alcaraz, Gilles

Publication type:

Article

Switchable Selectivity in the Annulation of o‐Trifluoroacetylanilines and Activated Terminal Alkynes Based on Transition Metal and Phosphine Catalysis.

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 64, p. 1, doi. 10.1002/chem.202302357

By:

Mitrofanov, Alexander Yu.;
Murashkina, Arina V.;
Lyssenko, Konstantin A.;
Beletskaya, Irina P.

Publication type:

Article

Construction of Diversified Penta‐Spiro‐Heterocyclic and Fused‐Heterocyclic Frameworks with Potent Antitumor Activity.

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 54, p. 1, doi. 10.1002/chem.202301553

By:

Liu, Qi;
Liu, Xuyi;
Li, Yazhou;
Zhou, Yu;
Zhao, Linxiang;
Liang, Xuewu;
Liu, Hong

Publication type:

Article

Front Cover: Construction of Diversified Penta‐Spiro‐Heterocyclic and Fused‐Heterocyclic Frameworks with Potent Antitumor Activity (Chem. Eur. J. 54/2023).

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 54, p. 1, doi. 10.1002/chem.202302676

By:

Liu, Qi;
Liu, Xuyi;
Li, Yazhou;
Zhou, Yu;
Zhao, Linxiang;
Liang, Xuewu;
Liu, Hong

Publication type:

Article

Construction of Diversified Penta‐Spiro‐Heterocyclic and Fused‐Heterocyclic Frameworks with Potent Antitumor Activity.

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 54, p. 1, doi. 10.1002/chem.202301553

By:

Liu, Qi;
Liu, Xuyi;
Li, Yazhou;
Zhou, Yu;
Zhao, Linxiang;
Liang, Xuewu;
Liu, Hong

Publication type:

Article

TBAI‐Catalysed Formal [4+4]‐Cycloaddition: Easy Access to Oxa‐Bridged Eight‐Membered Heterocycles.

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 25, p. 1, doi. 10.1002/chem.202300301

By:

Wang, Wenxiang;
Pi, Chao;
Cui, Xiuling;
Wu, Yangjie

Publication type:

Article

Facile One‐Pot Synthesis of Polysubstituted Pyridinium Salts by Annulation of Enamines with Alkynes.

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 22, p. 1, doi. 10.1002/chem.202300059

By:

Lee, Seokwoo;
Yoo, Hanbin;
Park, Soojun;
Yoon, Ran;
Kim, Sanghee

Publication type:

Article

Enantioselective Desymmetrization Triggered by Iminium‐Enamine Activation: Access to Complex Cyclohepta[b]indoles.

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 15, p. 1, doi. 10.1002/chem.202203435

By:

Magham, Lakshmi Revati;
Thopate, Satish B.;
Samad, Abdus;
Chegondi, Rambabu

Publication type:

Article

Influence of Triptycene Annulation on the Photochromism of Diphenylnaphthopyrans: Entropic Control of Thermal Reversion.

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 11, p. 1, doi. 10.1002/chem.202202757

By:

Jana, Kanyashree;
Narasimha Moorthy, Jarugu

Publication type:

Article

Studies towards the Synthesis of (+)‐Dictyoxetane.

Published in:

Chemistry - A European Journal, 2022, v. 28, n. 71, p. 1, doi. 10.1002/chem.202202429

By:

Benford‐Ward, Joseph;
Ahmadipour, Sanaz;
Sembayeva, Aliya;
Male, Louise;
Grainger, Richard S.

Publication type:

Article

π‐Extended Pleiadienes by [5+2] Annulation of 1‐Boraphenalenes and ortho‐Dihaloarenes.

Published in:

Chemistry - A European Journal, 2022, v. 28, n. 61, p. 1, doi. 10.1002/chem.202202053

By:

Schnitzlein, Matthias;
Zhu, Chongwei;
Shoyama, Kazutaka;
Würthner, Frank

Publication type:

Article

Effect of Annulation Mode of Twistarene on the Physical Property and Self‐Assembly Behavior of Functionalized Curved Aromatic Molecules.

Published in:

Chemistry - A European Journal, 2022, v. 28, n. 46, p. 1, doi. 10.1002/chem.202201233

By:

Wang, Wei;
Yuan, Ziwei;
Wang, Sujuan;
Li, Xueqing;
Ji, Bingliang;
Xiao, Jinchong

Publication type:

Article

Ligand‐Enabled [3+2] Annulation of Aromatic Acids with Maleimides by C(sp3)−H and C(sp2)−H Bond Activation.

Published in:

Chemistry - A European Journal, 2022, v. 28, n. 39, p. 1, doi. 10.1002/chem.202200778

By:

Naskar, Gouranga;
Jeganmohan, Masilamani

Publication type:

Article

Nickel‐Catalyzed Csp2−OMe Functionalization for Chemoselective Aromatic Homologation En Route to Nanographenes.

Published in:

Chemistry - A European Journal, 2022, v. 28, n. 29, p. 1, doi. 10.1002/chem.202200625

By:

Capdevila, Lorena;
Sala, Judith;
Ackermann, Lutz;
Ribas, Xavi

Publication type:

Article

Impact of Heterocycle Annulation on NIR Absorbance in Quinoid Thioacene Derivatives.

Published in:

Chemistry - A European Journal, 2022, v. 28, n. 23, p. 1, doi. 10.1002/chem.202200478

By:

Hou, Peng;
Peschtrich, Sebastian;
Huber, Nils;
Feuerstein, Wolfram;
Bihlmeier, Angela;
Krummenacher, Ivo;
Schoch, Roland;
Klopper, Wim;
Breher, Frank;
Paradies, Jan

Publication type:

Article

Cover Feature: Impact of Heterocycle Annulation on NIR Absorbance in Quinoid Thioacene Derivatives (Chem. Eur. J. 23/2022).

Published in:

Chemistry - A European Journal, 2022, v. 28, n. 23, p. 1, doi. 10.1002/chem.202200982

By:

Hou, Peng;
Peschtrich, Sebastian;
Huber, Nils;
Feuerstein, Wolfram;
Bihlmeier, Angela;
Krummenacher, Ivo;
Schoch, Roland;
Klopper, Wim;
Breher, Frank;
Paradies, Jan

Publication type:

Article

Copper‐Catalyzed Regioselective [3+3] Annulations of Alkynyl Ketimines with α‐Cyano Ketones: the Synthesis of Polysubstituted 4H‐Pyran Derivatives with a CF3‐Containing Quaternary Center.

Published in:

Chemistry - A European Journal, 2022, v. 28, n. 23, p. 1, doi. 10.1002/chem.202200128

By:

Sheng, Cheng;
Ling, Zheng;
Ahmad, Tanveer;
Xie, Fang;
Zhang, Wanbin

Publication type:

Article

Enantioselective N -Heterocyclic Carbene Catalyzed Annulation Reactions with Imidazolidinones.

Published in:

Angewandte Chemie, 2013, v. 125, n. 51, p. 13861, doi. 10.1002/ange.201307292

By:

McCusker, Elizabeth O'Bryan;
Scheidt, Karl A.

Publication type:

Article

An Approach to Benzophosphole Oxides through Silver- or Manganese-Mediated Dehydrogenative Annulation Involving CC and CP Bond Formation.

Published in:

Angewandte Chemie, 2013, v. 125, n. 49, p. 13213, doi. 10.1002/ange.201307211

By:

Unoh, Yuto;
Hirano, Koji;
Satoh, Tetsuya;
Miura, Masahiro

Publication type:

Article

Rhodium-Catalyzed Oxidative Annulation of Sulfoximines and Alkynes as an Approach to 1,2-Benzothiazines.

Published in:

Angewandte Chemie, 2013, v. 125, n. 44, p. 11787, doi. 10.1002/ange.201304456

By:

Dong, Wanrong;
Wang, Long;
Parthasarathy, Kanniyappan;
Pan, Fangfang;
Bolm, Carsten

Publication type:

Article

Rhodium-Catalyzed Dynamic Kinetic Asymmetric Transformations of Racemic Allenes by the [3+2] Annulation of Aryl Ketimines.

Published in:

Angewandte Chemie, 2013, v. 125, n. 40, p. 10824, doi. 10.1002/ange.201304919

By:

Tran, Duc N.;
Cramer, Nicolai

Publication type:

Article

N- tert-Butyl Triazolylidenes: Catalysts for the Enantioselective (3+2) Annulation of α,β-Unsaturated Acyl Azoliums.

Published in:

Angewandte Chemie, 2013, v. 125, n. 35, p. 9319, doi. 10.1002/ange.201304081

By:

Candish, Lisa;
Forsyth, Craig M.;
Lupton, David W.

Publication type:

Article

Facile [7C+1C] Annulation as an Efficient Route to Tricyclic Indolizidine Alkaloids.

Published in:

Angewandte Chemie, 2013, v. 125, n. 35, p. 9441, doi. 10.1002/ange.201303604

By:

Xu, Xianxiu;
Zhang, Lingjuan;
Liu, Xiqing;
Pan, Ling;
Liu, Qun

Publication type:

Article

Synthesis of Aminocyclobutanes by Iron-Catalyzed [2+2] Cycloaddition.

Published in:

Angewandte Chemie, 2013, v. 125, n. 34, p. 9179, doi. 10.1002/ange.201303803

By:

de Nanteuil, Florian;
Waser, Jérôme

Publication type:

Article

N-Heterocyclic Carbene Catalyzed [4+3] Annulation of Enals and o-Quinone Methides: Highly Enantioselective Synthesis of Benzo-ε-Lactones.

Published in:

Angewandte Chemie, 2013, v. 125, n. 33, p. 8769, doi. 10.1002/ange.201303903

By:

Lv, Hui;
Jia, Wen ‐ Qiang;
Sun, Li ‐ Hui;
Ye, Song

Publication type:

Article

d-Aminoacylase-initiated cascade Aldol condensation/Robinson annulation for synthesis of substituted cyclohex-2-enones from simple aldehydes and acetone.

Published in:

Amino Acids, 2014, v. 46, n. 8, p. 1929, doi. 10.1007/s00726-014-1747-6

By:

Xiang, Ziwei;
Liang, Yiru;
Chen, Xiang;
Wu, Qi;
Lin, Xianfu

Publication type:

Article