Synthesis of Novel Benzothiazole–Profen Hybrid Amides as Potential NSAID Candidates

Herein, we report the synthesis of a series of new compounds by combining 2-aminobenzothiazole with various profens. The compounds were characterized using techniques such as <sup>1</sup>H- and <sup>13</sup>C-NMR, FT-IR spectrometry, and high-resolution mass spectrometry (HRM...

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Main Authors: Iliyan Ivanov, Stanimir Manolov, Dimitar Bojilov, Yordan Stremski, Gabriel Marc, Stela Statkova-Abeghe, Smaranda Oniga, Ovidiu Oniga, Paraskev Nedialkov
Format: Article
Language:English
Published: MDPI AG 2024-12-01
Series:Molecules
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Online Access:https://www.mdpi.com/1420-3049/30/1/107
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author Iliyan Ivanov
Stanimir Manolov
Dimitar Bojilov
Yordan Stremski
Gabriel Marc
Stela Statkova-Abeghe
Smaranda Oniga
Ovidiu Oniga
Paraskev Nedialkov
author_facet Iliyan Ivanov
Stanimir Manolov
Dimitar Bojilov
Yordan Stremski
Gabriel Marc
Stela Statkova-Abeghe
Smaranda Oniga
Ovidiu Oniga
Paraskev Nedialkov
author_sort Iliyan Ivanov
collection DOAJ
description Herein, we report the synthesis of a series of new compounds by combining 2-aminobenzothiazole with various profens. The compounds were characterized using techniques such as <sup>1</sup>H- and <sup>13</sup>C-NMR, FT-IR spectrometry, and high-resolution mass spectrometry (HRMS), with detailed HRMS analysis conducted for each molecule. Their biological activities were tested in vitro, revealing significant anti-inflammatory and antioxidant effects, comparable to those of standard reference compounds. Lipophilicity was experimentally determined through partition coefficient (R<sub>M</sub>) measurements. To understand their binding affinity, molecular docking studies were perfsormed to analyze interactions with human serum albumin (HSA). The stability of these predicted complexes was further evaluated through molecular dynamics simulations. The results highlight the compounds’ promising biological activity and strong affinity for HSA. The new hybrid molecule between 2-ABT and ketoprofen <b>3b</b> demonstrates significant promise based on the experimental data and is further supported by in silico calculations. Compound <b>3b</b> exhibits the best hydrogen peroxide scavenging activity among the tested compounds, with an IC<sub>50</sub> of 60.24 μg/mL. Furthermore, <b>3b</b> also displays superior anti-inflammatory activity, with an IC<sub>50</sub> of 54.64 μg/mL, making it more effective than the standard ibuprofen (76.05 μg/mL).
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spelling doaj-art-35c95284e19247a4a5f7366599a3e9f92025-01-10T13:18:54ZengMDPI AGMolecules1420-30492024-12-0130110710.3390/molecules30010107Synthesis of Novel Benzothiazole–Profen Hybrid Amides as Potential NSAID CandidatesIliyan Ivanov0Stanimir Manolov1Dimitar Bojilov2Yordan Stremski3Gabriel Marc4Stela Statkova-Abeghe5Smaranda Oniga6Ovidiu Oniga7Paraskev Nedialkov8Department of Organic Chemistry, Faculty of Chemistry, University of Plovdiv, 24 “Tsar Assen” Str., 4000 Plovdiv, BulgariaDepartment of Organic Chemistry, Faculty of Chemistry, University of Plovdiv, 24 “Tsar Assen” Str., 4000 Plovdiv, BulgariaDepartment of Organic Chemistry, Faculty of Chemistry, University of Plovdiv, 24 “Tsar Assen” Str., 4000 Plovdiv, BulgariaDepartment of Organic Chemistry, Faculty of Chemistry, University of Plovdiv, 24 “Tsar Assen” Str., 4000 Plovdiv, BulgariaDepartment of Organic Chemistry, Faculty of Pharmacy, “Iuliu Hațieganu” University of Medicine and Pharmacy, 41 Victor Babeș Street, RO-400010 Cluj-Napoca, RomaniaDepartment of Organic Chemistry, Faculty of Chemistry, University of Plovdiv, 24 “Tsar Assen” Str., 4000 Plovdiv, BulgariaDepartment of Pharmaceutical Chemistry, Faculty of Pharmacy, “Iuliu Hațieganu” University of Medicine and Pharmacy, 41 Victor Babeș Street, RO-400010 Cluj-Napoca, RomaniaDepartment of Therapeutic Chemistry, “Iuliu Hațieganu” University of Medicine and Pharmacy, 12 Ion Creangă Street, RO-400010 Cluj-Napoca, RomaniaDepartment of Pharmacognosy, Faculty of Pharmacy, Medical University of Sofia, 2 Dunav Street, 1000 Sofia, BulgariaHerein, we report the synthesis of a series of new compounds by combining 2-aminobenzothiazole with various profens. The compounds were characterized using techniques such as <sup>1</sup>H- and <sup>13</sup>C-NMR, FT-IR spectrometry, and high-resolution mass spectrometry (HRMS), with detailed HRMS analysis conducted for each molecule. Their biological activities were tested in vitro, revealing significant anti-inflammatory and antioxidant effects, comparable to those of standard reference compounds. Lipophilicity was experimentally determined through partition coefficient (R<sub>M</sub>) measurements. To understand their binding affinity, molecular docking studies were perfsormed to analyze interactions with human serum albumin (HSA). The stability of these predicted complexes was further evaluated through molecular dynamics simulations. The results highlight the compounds’ promising biological activity and strong affinity for HSA. The new hybrid molecule between 2-ABT and ketoprofen <b>3b</b> demonstrates significant promise based on the experimental data and is further supported by in silico calculations. Compound <b>3b</b> exhibits the best hydrogen peroxide scavenging activity among the tested compounds, with an IC<sub>50</sub> of 60.24 μg/mL. Furthermore, <b>3b</b> also displays superior anti-inflammatory activity, with an IC<sub>50</sub> of 54.64 μg/mL, making it more effective than the standard ibuprofen (76.05 μg/mL).https://www.mdpi.com/1420-3049/30/1/107benzothiazoleprofenshybrid moleculesamidesin vitro biological activitylipophilicity
spellingShingle Iliyan Ivanov
Stanimir Manolov
Dimitar Bojilov
Yordan Stremski
Gabriel Marc
Stela Statkova-Abeghe
Smaranda Oniga
Ovidiu Oniga
Paraskev Nedialkov
Synthesis of Novel Benzothiazole–Profen Hybrid Amides as Potential NSAID Candidates
Molecules
benzothiazole
profens
hybrid molecules
amides
in vitro biological activity
lipophilicity
title Synthesis of Novel Benzothiazole–Profen Hybrid Amides as Potential NSAID Candidates
title_full Synthesis of Novel Benzothiazole–Profen Hybrid Amides as Potential NSAID Candidates
title_fullStr Synthesis of Novel Benzothiazole–Profen Hybrid Amides as Potential NSAID Candidates
title_full_unstemmed Synthesis of Novel Benzothiazole–Profen Hybrid Amides as Potential NSAID Candidates
title_short Synthesis of Novel Benzothiazole–Profen Hybrid Amides as Potential NSAID Candidates
title_sort synthesis of novel benzothiazole profen hybrid amides as potential nsaid candidates
topic benzothiazole
profens
hybrid molecules
amides
in vitro biological activity
lipophilicity
url https://www.mdpi.com/1420-3049/30/1/107
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