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Showing 1-20 of 862 results
  1. New Methods of Synthesis of Fused Maleimides

    Abstract

    The review covers publications over the past decade on new methods of synthesis of pyrrolo[3,4- b ]­pyrrole-4,6(1 H ,5 H )-diones, 4 H -thieno[2,3- c ]pyrrole-4,6(5...

    Article 01 April 2024
  2. A Study of the Influence of Bis-Maleimides on the Properties of Oligoestermaleinates

    Abstract

    Copolymers based on unsaturated polyester resin and bis-maleimides with various substituents have been obtained. Curing was carried out in a...

    V. A. Danilov, O. A. Kolyamshin, ... O. V. Stoyanov in Polymer Science, Series D
    Article 24 December 2023
  3. Paradoxes and paradigms: are maleimides antiaromatic, aromatic, or neither?

    The maleimide moiety is present in numerous species of commercial or theoretical interest. The resemblance of maleimide to aromatic pyrrole raise the...

    Marcin Ptaszek, Joel Fredric Liebman in Structural Chemistry
    Article 30 September 2023
  4. Reactions of N-Benzyl- and N-(2-Phenylethyl)maleimides with Secondary Amines

    Abstract

    It was found that the reactions of N -benzylmaleimide with secondary amines proceed at the double C=C bond and lead to the formation of 3- N , N -R...

    O. A. Kolyamshin, Yu. N. Mitrasov, ... Yu. Yu. Pylchikova in Russian Journal of General Chemistry
    Article 01 May 2022
  5. Synthesis of poly(maleimide)s with promising performance via Diels–Alder reaction and ring-opening metathesis polymerization

    This work aims to generate maleimides to polymers via Diels–Alder reaction and ring-opening metathesis polymerization (ROMP). Maleimides were...

    Wanrong Li, Qingyan Zhan, Po Yang in Journal of Polymer Research
    Article 07 March 2023
  6. Catalyst-free rapid crystallization-induced stereoselective three-component [3 + 2] cycloaddition to polycyclic spirooxindoles under microwave irradiation

    [3 + 2] Cycloaddition reactions are powerful tools to build alkaloid skeleton compounds. While maleimides are common dipolarophiles, the successful...

    Yongfei Zhang, Yonghai Hui, ... Jianpeng Li in Research on Chemical Intermediates
    Article 29 January 2024
  7. One-pot synthesis of 2H-thiopyrans from β-amino enones

    A one-pot synthesis of 2 H -thiopyrans from β-amino enones has been developed. Sequential treatment of β-amino enones with the Lawesson’s reagent and...

    I. D. Karpov, K. L. Ovchinnikov, A. V. Kolobov in Russian Chemical Bulletin
    Article 27 May 2023
  8. Unveiling the mechanism, selectivity, solvent and temperature effects on the [3 + 2] cycloaddition reaction of N-methyl-C-(2-furyl) nitrone with maleimide derivatives from the molecular electron density theory perspective

    The [3 + 2] cycloaddition (32CA) reactions of N -methyl-C-(2-furyl) nitrone with maleimide derivatives have been studied in gas phase, ethanol and...

    Moulay Driss Mellaoui, Nivedita Acharjee, ... Khalid Abbiche in Theoretical Chemistry Accounts
    Article 30 March 2023
  9. DFT mechanistic studies on the regio-, stereo-, and enantio-selectivity of 1,3 dipolar cycloadditions of quinolinium imides with olefins, maleimides, and benzynes for the synthesis of fused N,N′-heterocycles

    This work investigated computationally the regio-, stereo-, and enantio-selectivity of the reactions of azomethine imines with olefins, maleimides,...

    Abdul Rashid Umar, Richard Tia, Evans Adei in Journal of Molecular Modeling
    Article 27 January 2020
  10. Some Features of Nucleophilic Substitution Reactions of N-2-Haloethyl Derivatives of 5,5-Substituted Hydantoins

    Abstract

    Reaction of 5,5-dimethyl-3-(2-chloroethyl)- and 5,5-diphenyl-3-(2-bromoethyl)- hydantoins with potassium 4-aminobenzoate in dimethylformamide...

    O. A. Kolyamshin, Yu. N. Mitrasov, ... A. N. Vasil’ev in Russian Journal of General Chemistry
    Article 01 August 2021
  11. Synthesis, Photo-, and Ionochromic Properties of Indolyl(thienyl)maleimides with Terpyridine Receptor

    Indolyl(thienyl)maleimides with terpyridine receptor in the bridge part have been synthesized. Irradiation of their toluene solutions with light at λ...

    E. N. Shepelenko, V. A. Podshibyakin, ... V. I. Minkin in Russian Journal of General Chemistry
    Article 01 March 2019
  12. Role of N-substituents of maleimides on penultimate unit effect for sequence control during radical copolymerization

    Radical copolymerization of N-substituted maleimides (RMIs) and olefins provides AAB sequence-controlled copolymers by penultimate unit (PU) control....

    Suguru Terada, Akikazu Matsumoto in Polymer Journal
    Article 08 July 2019
  13. New 3,4-bis(indol-1-yl)maleimides as protein kinase inhibitors

    Several previously unknown derivatives of 3,4-bis(indol-1-yl)maleimide, as well as 3-(2,3-dihydroindol-1-yl)-4-(indol-1-yl)maleimide were synthesized...

    Alexey A. Panov, Sergey A. Lakatosh, ... Kristof Schechtel in Chemistry of Heterocyclic Compounds
    Article 25 November 2019
  14. Quinine-derived thiourea promoted enantioselective Michael addition reactions of 3-substituted phthalides to maleimides

    A highly diastereoselective and enantioselective Michael addition/desymmetrization reaction of maleimides with prochiral 3- substituted phthalides...

    Jie Wang, **n Li, **-Pei Cheng in Science China Chemistry
    Article 04 January 2019
  15. Synthesis and Some Transformations of 4-(2,5-Dihydro-2,5-dioxo-1H-pyrrrol-1-yl)benzoic and -Phenylacetic Acids Amides

    Abstract

    The reactions of 4-aminobenzoic and 4-aminophenylacetic acids amides with maleic anhydride yielded the corresponding maleic acid monoamides,...

    O. A. Kolyamshin, Yu. N. Mitrasov, ... A. A. Avruyskaya in Russian Journal of General Chemistry
    Article 01 February 2023
  16. Improved “cure on demand” of aromatic bismaleimide with thiol triggered by retro-Diels-Alder reaction

    This study focuses on the synthesis of new liquid aromatic bismaleimide monomers in order to improve self-curing on demand (SCOD) systems previously...

    Vincent Froidevaux, Mélanie Decostanzi, ... Rémi Auvergne in Frontiers of Chemical Science and Engineering
    Article 11 September 2020
  17. Recent progress in the direct phosphorylation of parent heterocycles to construct phosphorylated heterocycles

    This minireview summarizes the latest progress in the synthesis of phosphorylated heterocycles via the direct phosphorylation of parent heterocycles,...

    Zhong Wen, Jun-Feng Deng, Long Chen in Chemistry of Heterocyclic Compounds
    Article 01 May 2023
  18. Insights into synthesis, reactivity, and biological activity of N-isoindoline-1, 3-diones heterocycles: a systematic literature review

    This review paper provides a comprehensive overview of recent advancements in the synthesis, reactivity, and applications of N -isoindoline-1,3-dione...

    Zhor Ou-Ichen, Abdelghani Boussetta, ... Hajiba Ouchetto in Journal of the Iranian Chemical Society
    Article 24 April 2024
  19. Dual Modification of Artificial Protein Cage

    Chemical modifications of proteins confer new functions on them or modulate their original functions. Although various approaches are developed for...
    Norifumi Kawakami, Erika Nasu, Kenji Miyamoto in Protein Cages
    Protocol 2023
  20. Thermal Behavior of Copolymers of Maleimide with Alkyl Methacrylates

    Abstract

    Copolymers of maleimide with methyl and allyl methacrylate are obtained using the method of radical bulk copolymerization. It has been found...

    M. N. Gorbunova, T. S. Istomina, ... V. N. Strelnikov in Polymer Science, Series D
    Article 04 September 2023
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