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Synthesis, single crystal investigations, and quantum computational investigation of a new 1,1′-(3,5-dhydroxy-3-methyl-2′-nitro-1,2,3,4-tetrahydro-[1,1′-biphenyl]-2,6-diyl)bis(ethan-1-one) as a potent inhibitor for Cytochrome P450 3A4

Research Authors
Shaaban K Mohamed, Chin-Hung Lai, Subramani Karthikeyan, Abdelhamid AE Soliman, Shaban M Radwan, Islam S Marae, Remon M Zaki, Etify A Bakhite, Joel T Mague, Hatem A Abuelizz, Rashad Al-Salahi, Youness El Bakri
Research Abstract

The present work undertakes the study of newly synthesized 1,1′-(3,5-dhydroxy-3-methyl-2′-nitro-1,2,3,4-tetrahydro-[1,1′-biphenyl]-2,6-diyl)bis(ethan-1-one) whose structure has been confirmed by X-ray diffraction analysis. The title molecule, C17H19NO6, is considered to be a superimposition of the two enol forms of an acetylacetone derivative. Its conformation is partly determined by intramolecular C—H···O hydrogen bonds and a C—H···π(ring) interaction. In the crystal, O—H···O and C—H···O hydrogen bonds form corrugated layers parallel to the ab plane. To confirm the results from the crystallographic study, both the Hirshfeld surface and energy framework were further calculated to investigate the interactions between the title compound and its neighboring molecules in the crystal. Due to the tautomerism of a molecule playing an important role in its biological activity, the intrinsic electronic properties of the title molecule and its tautomer were investigated by a DFT-B3LYP study. Both the Natural Bond Orbital (NBO) analysis and Quantum Theory of Atoms in Molecules (QTAIM) study were used to compare the intramolecular hydrogen bonding in the title compound with those in its tautomer. In addition, molecular docking simulations were carried out with CYP3A4, and an ADMET analysis was also performed to explore the compound's possible biological properties.

Research Date
Research Department
Research Journal
Journal of Molecular Structure
Research Publisher
Elsevier
Research Year
2024