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Showing 61-80 of 3,631 results
  1. Curtius Rearrangement

    Alkyl-, vinyl-, and aryl-substituted acyl azides undergo thermal 1,2-carbon-to-nitrogen migration with extrusion of dinitrogen — the Curtius...
    Jie Jack Li in Name Reactions
    Chapter 2021
  2. Synthesis of New Thieno[2,3-d]pyrimidines Containing a 1,2,3-Triazole Ring and Their Therapeutic Response in NCI-60 Cell Line Panel

    Abstract

    A series of new tetrahydro[1]benzothieno[2,3- d ]pyrimidines containing a 1,2,3-triazole fragment linked through an oxymethylene spacer...

    K. A. Bhensdadia, N. H. Lalavani, S. H. Baluja in Russian Journal of Organic Chemistry
    Article 01 October 2021
  3. Uncatalyzed gas phase aziridination of alkenes by organic azides. Part 2. Whole azide reaction with alkene

    Abstract

    The B3LYP/6-31G(d,p) DFT method was used to study alkene aziridination by azides through uncatalyzed thermal gas phase routes which involve...

    S Premila Devi, R H Duncan Lyngdoh in Journal of Chemical Sciences
    Article 04 January 2019
  4. Synthesis of Novel Azides and Triazoles on the Basis of 1н-Pyrazole-3(5)-Carboxylic Acids

    The goal of this work was to obtain novel ligands basedis on 1 H -pyrazole-3(5)-carboxylic acids containing the triazole moiety at positions 3(6) or 4....

    Aleksander I. Dalinger, Alexey V. Medved’ko, ... Sergey Z. Vatsadze in Chemistry of Heterocyclic Compounds
    Article 01 February 2020
  5. Design, synthesis, and activity of 2-aminochromone core N,N-bis-1,2,3-triazole derivatives using click chemistry

    A new series of 2-aminochromone-based N,N -di-1,2,3-triazole hybrid heterocycles were synthesized in one pot from N,N -terminal dialkyne...

    Jayaprakash Rao Yerrabelly, Subbanarasimhulu Porala, ... Someshswar Rao Sagurthi in Chemical Papers
    Article 05 September 2022
  6. The use of silyl groups in the synthesis of arabinofuranosides

    The review considers the known strategies for the synthesis of fragments of arabinogalactan and lipoarabinomannan, polysaccharides that are contained...

    P. I. Abronina, N. M. Podvalnyy, L. O. Kononov in Russian Chemical Bulletin
    Article 01 January 2022
  7. Regioselective synthesis and DFT computational studies of novel β-hydroxy-1,4-disubstituted-1,2,3-triazole-based benzodiazepinediones using click cycloaddition reaction

    Novel β-hydroxy-1,4-disubstituted-1,2,3-triazole-based benzodiazepinedione derivatives were synthesized by a regioselective cascade reaction and were...

    Hossein Paghandeh, Maryam Khalili Foumeshi, Hamid Saeidian in Structural Chemistry
    Article 07 January 2021
  8. An Overview of N-Heterocycle Syntheses Involving Nitrene Transfer Reactions

    The addition of either free or transition metal-supported nitrenes to unsaturated C–C bonds and heteroatom lone pairs, as well as intramolecular...
    Ken Lee, Kyeongdeok Seo, ... Jennifer M. Schomaker in Heterocycles from Carbenes and Nitrenes
    Chapter 2023
  9. Synthesis and Anticancer Activity of 11-azaartemisinin Derivatives Bearing 1,2,3-triazole Moiety

    A series of new compounds were prepared under mild reaction conditions using click reaction of 11-azaartemisinin and various azides. All the...

    Dung Tien Nguyen, Thuong Hanh Ngo, ... Hanh My Ta in Chemistry of Heterocyclic Compounds
    Article 29 October 2021
  10. Direct Synthesis and Anticancer Properties of Novel Piperazine-Linked Homobivalent Tetrazole-5-thione Derivatives

    Abstract

    A novel series of homobivalent 1,4-disubstituted tetrazole-5-thiones with piperazine moiety as a linker group were synthesized and evaluated...

    Yasser Mahmoud A. Mohamed, Ahmed A. Abd-Rabou, Mohamed S. Bekheit in Russian Journal of Organic Chemistry
    Article 01 July 2022
  11. Mutually Orthogonal Bioorthogonal Reactions: Selective Chemistries for Labeling Multiple Biomolecules Simultaneously

    Bioorthogonal click chemistry has played a transformative role in many research fields, including chemistry, biology, and medicine. Click reactions...

    Kevin R. Venrooij, Lucienne de Bondt, Kimberly M. Bonger in Topics in Current Chemistry
    Article Open access 06 July 2024
  12. Microwave-assisted one-pot quick synthesis of 1-monosubstituted 1,2,3-triazoles from arylboronic acids, sodium azide and 3-butyn-2-ols

    Abstract

    Microwave-assisted one-pot quick synthesis to 1-monosubstituted 1,2,3-triazoles was achieved with good to excellent yields using the widely...

    ZHONGLIN DU, FENRUI LI, ... RAN LI in Journal of Chemical Sciences
    Article 11 November 2020
  13. The Chemistry of 2-(1H)-Pyrazinones in Solution and on Solid Support

    An overview on the microwave-enhanced synthesis and decoration of the 2(1H)-pyrazinone system is presented. Scaffold decoration using...
    Nadya Kaval, Prasad Appukkuttan, Erik Van der Eycken in Microwave-Assisted Synthesis of Heterocycles
    Chapter
  14. Computational Organic Chemistry: The Frontier for Understanding and Designing Bioorthogonal Cycloadditions

    Computational organic chemistry has become a valuable tool in the field of bioorthogonal chemistry, offering insights and aiding in the progression...

    Dennis Svatunek in Topics in Current Chemistry
    Article Open access 10 May 2024
  15. Chan–Lam C–X Coupling Reaction

    Arylation, vinylation and alkylation of a wide range of NH/OH/SH substrates by oxidative cross-coupling with boronic acids in the presence of...
    Jie Jack Li in Name Reactions
    Chapter 2021
  16. Chalcogenocarboxylic Acids

    Although thio- and dithio-carboxylic acids have been extensively studied for some time now, research into other chalcogenocarboxylic acids –...
    Osamu Niyomura, Shinzi Kato in Chalcogenocarboxylic Acid Derivatives
    Chapter
  17. Click to learn, learn to click: undergraduate synthetic organic chemistry experiments

    The optimization of an undergraduate experiment for Organic Chemistry students is described to explore the concept of click chemistry. The...

    Alejandro Lopez-Ruiz, Mariano Ortega-Muñoz, ... Alicia Megia-Fernandez in Chemical Papers
    Article Open access 11 May 2023
  18. Synthesis of 2-aminophenoxazin-3-ones by photolysis of 2-azidophenol and 2-aminophenols

    The synthetic method of 2-amino-3 H -phenoxazin-3-one derivatives through the photoinitiated cyclocondensation of 2-azidophenol with substituted...

    M. A. Giricheva, A. V. Pokrovskaya, ... A. V. Budruev in Russian Chemical Bulletin
    Article 26 September 2023
  19. Synthesis of Tetrazole Derivatives

    Abstract

    The present review focuses on the versatile synthesis of tetrazole derivatives. The tetrazole ring system has attracted much attention in...

    S. Sathishkumar, K. Gayathri in Russian Journal of Organic Chemistry
    Article 01 March 2021
  20. New bifunctional amphiphilic oxyethylimidazolium derivatives of calix[4]arene containing alkynyl/azide fragments: regularities of aggregation and polymerization under azide/alkyne cycloaddition conditions

    New bifunctional amphiphilic oxyethylimidazolium derivatives of calix[4]arene with terminal alkynyl or azide fragments in the polar moiety of the...

    V. A. Burilov, I. M. Bogdanov, ... I. S. Antipin in Russian Chemical Bulletin
    Article 01 January 2022
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