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Study of the Chemical Reactivity of a Series of Dihydrothiophenone Derivatives by the Density Functional Theory (DFT) Method

Received: 30 December 2022     Accepted: 20 January 2023     Published: 14 February 2023
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Abstract

This chemical reactivity theory study was conducted on ten (10) molecules of a series of dihydrothiophenone (DH) substituted by the quantum chemical method using density functional theory, at the B3LYP/6-31G (d, p) level. A set of global and local descriptors were used to assess the reactivity of the molecular systems. In addition, the most relevant quantum chemical descriptors for the action of the molecule as an inhibitor, such as the highest occupied molecular energy (EHOMO), the lowest vacant molecular orbital energy (ELUMO), the energy gap (ΔE), the dipole moment (μ), electronegativity (χ), overall hardness (η) and overall softness (Ѕ) on the heteroatoms were calculated. The analysis of the thermodynamic formation quantities confirmed the formation and existence of the studied series of molecules. The study of the boundary molecular orbitals provided a better overview of the molecular activities. The analysis of the global descriptors revealed that the DH1 molecule has the lowest value of energy gap. This lower gap allows it to be the most reactive (soft) and the least stable molecule. Also we note that it has the lowest hardness, but the highest softness. This indicates that it is the most electrophilic of all the compounds.

Published in Science Journal of Chemistry (Volume 11, Issue 1)
DOI 10.11648/j.sjc.20231101.12
Page(s) 10-17
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2023. Published by Science Publishing Group

Keywords

Chemical Reactivity, Global Descriptors, Local Descriptors

References
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    Konate, F., Kassi, K. F., Dembele, G. S., Dou, C. N. D., Konaté, B., et al. (2023). Study of the Chemical Reactivity of a Series of Dihydrothiophenone Derivatives by the Density Functional Theory (DFT) Method. Science Journal of Chemistry, 11(1), 10-17. https://doi.org/10.11648/j.sjc.20231101.12

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    ACS Style

    Konate, F.; Kassi, K. F.; Dembele, G. S.; Dou, C. N. D.; Konaté, B., et al. Study of the Chemical Reactivity of a Series of Dihydrothiophenone Derivatives by the Density Functional Theory (DFT) Method. Sci. J. Chem. 2023, 11(1), 10-17. doi: 10.11648/j.sjc.20231101.12

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    AMA Style

    Konate F, Kassi KF, Dembele GS, Dou CND, Konaté B, et al. Study of the Chemical Reactivity of a Series of Dihydrothiophenone Derivatives by the Density Functional Theory (DFT) Method. Sci J Chem. 2023;11(1):10-17. doi: 10.11648/j.sjc.20231101.12

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  • @article{10.11648/j.sjc.20231101.12,
      author = {Fandia Konate and Kadjo François Kassi and Georges Stephane Dembele and Chiepi Nadege Dominique Dou and Bibata Konaté and Doh Soro and Guy-Richard Mamadou Kone and Nahosse Ziao},
      title = {Study of the Chemical Reactivity of a Series of Dihydrothiophenone Derivatives by the Density Functional Theory (DFT) Method},
      journal = {Science Journal of Chemistry},
      volume = {11},
      number = {1},
      pages = {10-17},
      doi = {10.11648/j.sjc.20231101.12},
      url = {https://doi.org/10.11648/j.sjc.20231101.12},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.sjc.20231101.12},
      abstract = {This chemical reactivity theory study was conducted on ten (10) molecules of a series of dihydrothiophenone (DH) substituted by the quantum chemical method using density functional theory, at the B3LYP/6-31G (d, p) level. A set of global and local descriptors were used to assess the reactivity of the molecular systems. In addition, the most relevant quantum chemical descriptors for the action of the molecule as an inhibitor, such as the highest occupied molecular energy (EHOMO), the lowest vacant molecular orbital energy (ELUMO), the energy gap (ΔE), the dipole moment (μ), electronegativity (χ), overall hardness (η) and overall softness (Ѕ) on the heteroatoms were calculated. The analysis of the thermodynamic formation quantities confirmed the formation and existence of the studied series of molecules. The study of the boundary molecular orbitals provided a better overview of the molecular activities. The analysis of the global descriptors revealed that the DH1 molecule has the lowest value of energy gap. This lower gap allows it to be the most reactive (soft) and the least stable molecule. Also we note that it has the lowest hardness, but the highest softness. This indicates that it is the most electrophilic of all the compounds.},
     year = {2023}
    }
    

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    AU  - Fandia Konate
    AU  - Kadjo François Kassi
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    AU  - Chiepi Nadege Dominique Dou
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    AU  - Doh Soro
    AU  - Guy-Richard Mamadou Kone
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    DO  - 10.11648/j.sjc.20231101.12
    T2  - Science Journal of Chemistry
    JF  - Science Journal of Chemistry
    JO  - Science Journal of Chemistry
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    EP  - 17
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    UR  - https://doi.org/10.11648/j.sjc.20231101.12
    AB  - This chemical reactivity theory study was conducted on ten (10) molecules of a series of dihydrothiophenone (DH) substituted by the quantum chemical method using density functional theory, at the B3LYP/6-31G (d, p) level. A set of global and local descriptors were used to assess the reactivity of the molecular systems. In addition, the most relevant quantum chemical descriptors for the action of the molecule as an inhibitor, such as the highest occupied molecular energy (EHOMO), the lowest vacant molecular orbital energy (ELUMO), the energy gap (ΔE), the dipole moment (μ), electronegativity (χ), overall hardness (η) and overall softness (Ѕ) on the heteroatoms were calculated. The analysis of the thermodynamic formation quantities confirmed the formation and existence of the studied series of molecules. The study of the boundary molecular orbitals provided a better overview of the molecular activities. The analysis of the global descriptors revealed that the DH1 molecule has the lowest value of energy gap. This lower gap allows it to be the most reactive (soft) and the least stable molecule. Also we note that it has the lowest hardness, but the highest softness. This indicates that it is the most electrophilic of all the compounds.
    VL  - 11
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Author Information
  • Laboratory of Thermodynamics and Physical Chemistry of the Environment, UFR SFA, NANGUI ABROGOUA University, Abidjan, Ivory Coast

  • Laboratory of Thermodynamics and Physical Chemistry of the Environment, UFR SFA, NANGUI ABROGOUA University, Abidjan, Ivory Coast

  • Laboratory of Thermodynamics and Physical Chemistry of the Environment, UFR SFA, NANGUI ABROGOUA University, Abidjan, Ivory Coast; Ivorian Research Group in Disease Modelling (GIR2M), UFR SFA, NANGUI ABROGOUA University, Abidjan, Ivory Coast

  • Laboratory of Thermodynamics and Physical Chemistry of the Environment, UFR SFA, NANGUI ABROGOUA University, Abidjan, Ivory Coast

  • Laboratory of Thermodynamics and Physical Chemistry of the Environment, UFR SFA, NANGUI ABROGOUA University, Abidjan, Ivory Coast; Ivorian Research Group in Disease Modelling (GIR2M), UFR SFA, NANGUI ABROGOUA University, Abidjan, Ivory Coast

  • Laboratory of Thermodynamics and Physical Chemistry of the Environment, UFR SFA, NANGUI ABROGOUA University, Abidjan, Ivory Coast

  • Laboratory of Thermodynamics and Physical Chemistry of the Environment, UFR SFA, NANGUI ABROGOUA University, Abidjan, Ivory Coast; Ivorian Research Group in Disease Modelling (GIR2M), UFR SFA, NANGUI ABROGOUA University, Abidjan, Ivory Coast

  • Laboratory of Thermodynamics and Physical Chemistry of the Environment, UFR SFA, NANGUI ABROGOUA University, Abidjan, Ivory Coast; Ivorian Research Group in Disease Modelling (GIR2M), UFR SFA, NANGUI ABROGOUA University, Abidjan, Ivory Coast

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