1
|
Synthesis, in vitro evaluation and molecular docking studies of hybrid 4-quinolinyl bearing 1,3,4-thiadiazole-2-amine as a new inhibitor of α-amylase and α-glucosidase. J Mol Struct 2023. [DOI: 10.1016/j.molstruc.2023.135173] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/18/2023]
|
2
|
Taha M, Imran S, Rahim F, Uddin N, Iqbal N, Khan KM, Farooq RK, Alomari M, Islam I, Algheribe S. Discovering biological efficacy of new thiadiazole as effective inhibitors of urease, glycation, and (DPPH) scavengers: Biochemical and in silico study. J Mol Struct 2023. [DOI: 10.1016/j.molstruc.2022.134449] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
|
3
|
Taha M, Salahuddin M, Rahim F, Imran S, Hussain S, Uddin N, Khan KM. New Quinoline Analogues: As Potential Diabetics Inhibitors and Molecular Docking Study. Polycycl Aromat Compd 2023. [DOI: 10.1080/10406638.2023.2169471] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/04/2023]
Affiliation(s)
- Muhammad Taha
- Department of Clinical Pharmacy, Institute for Research and Medical Consultations (IRMC), Imam Abdulrahman Bin Faisal University, Dammam, Saudi Arabia
| | - Mohammed Salahuddin
- Department of Clinical Pharmacy, Institute for Research and Medical Consultations (IRMC), Imam Abdulrahman Bin Faisal University, Dammam, Saudi Arabia
| | - Fazal Rahim
- Department of Chemistry, Hazara University, Mansehra, Pakistan
| | - Syahrul Imran
- Atta-ur-Rahman Institute for Natural Product Discovery (AuRIns), Universiti Teknologi Mara Cawangan Selangor Kampus Puncak Alam, Bandar Puncak Alam, Selangor, Malaysia
- Faculty of Applied Science, Universiti Teknologi Mara (UiTM), Shah Alam, Selangor, Malaysia
| | - Shafqat Hussain
- Department of Chemistry, University of Baltistan, Gilgit-Baltistan, Pakistan
| | - Nizam Uddin
- Department of Chemistry, University of Karachi, Karachi, Pakistan
| | - Khalid Mohammed Khan
- H. E. J. Research Institute of Chemistry, International Center for Chemical and Biological Sciences, University of Karachi, Karachi, Pakistan
| |
Collapse
|
4
|
New 5-Aryl-1,3,4-Thiadiazole-Based Anticancer Agents: Design, Synthesis, In Vitro Biological Evaluation and In Vivo Radioactive Tracing Studies. Pharmaceuticals (Basel) 2022; 15:ph15121476. [PMID: 36558927 PMCID: PMC9781117 DOI: 10.3390/ph15121476] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/02/2022] [Revised: 11/19/2022] [Accepted: 11/24/2022] [Indexed: 11/29/2022] Open
Abstract
A new series of 5-(4-chlorophenyl)-1,3,4-thiadiazole-based compounds featuring pyridinium (3), substituted piperazines (4a-g), benzyl piperidine (4i), and aryl aminothiazoles (5a-e) heterocycles were synthesized. Evaluation of the cytotoxicity potential of the new compounds against MCF-7 and HepG2 cancer cell lines indicated that compounds 4e and 4i displayed the highest activity toward the tested cancer cells. A selectivity study demonstrated the high selective cytotoxicity of 4e and 4i towards cancerous cells over normal mammalian Vero cells. Cell cycle analysis revealed that treatment with either compound 4e or 4i induced cell cycle arrest at the S and G2/M phases in HepG2 and MCF-7 cells, respectively. Moreover, the significant increase in the Bax/Bcl-2 ratio and caspase 9 levels in HepG2 and MCF-7 cells treated with either 4e or 4i indicated that their cytotoxic effect is attributed to the ability to induce apoptotic cell death. Finally, an in vivo radioactive tracing study of compound 4i proved its targeting ability to sarcoma cells in a tumor-bearing mice model.
Collapse
|
5
|
Comparative Study of the Synthetic Approaches and Biological Activities of the Bioisosteres of 1,3,4-Oxadiazoles and 1,3,4-Thiadiazoles over the Past Decade. Molecules 2022; 27:molecules27092709. [PMID: 35566059 PMCID: PMC9102899 DOI: 10.3390/molecules27092709] [Citation(s) in RCA: 7] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/27/2022] [Revised: 04/19/2022] [Accepted: 04/19/2022] [Indexed: 01/27/2023] Open
Abstract
The bioisosteres of 1,3,4-oxadiazoles and 1,3,4-thiadiazoles are well-known pharmacophores for many medicinally important drugs. Throughout the past 10 years, 1,3,4-oxa-/thiadiazole nuclei have been very attractive to researchers for drug design, synthesis, and the study of their potential activity towards a variety of diseases, including microbial and viral infections, cancer, diabetes, pain, and inflammation. This work is an up-to-date comparative study that identifies the differences between 1,3,4-thiadiazoles and 1,3,4-oxadiazoles concerning their methods of synthesis from different classes of starting compounds under various reaction conditions, as well as their biological activities and structure–activity relationship.
Collapse
|
6
|
Anthwal T, Nain S. 1,3,4-Thiadiazole Scaffold: As Anti-Epileptic Agents. Front Chem 2022; 9:671212. [PMID: 35127639 PMCID: PMC8814426 DOI: 10.3389/fchem.2021.671212] [Citation(s) in RCA: 12] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/08/2021] [Accepted: 10/28/2021] [Indexed: 11/13/2022] Open
Abstract
A wide range of biological activities is exhibited by 1,3,4-thiadiazole moiety such as antidiabetic, anticancer, anti-inflammatory, anticonvulsant, antiviral, antihypertensive, and antimicrobial. To date, drugs such as butazolamide, and acetazolamide. Several modifications have been done in the 1,3,4-thiadiazole moiety which showed good potency as anticonvulsant agents which are highly effective and have less toxicity. After in-depth literature survey in this review, we have compiled various derivatives of 1,3,4-thiadiazole scaffold as anticonvulsant agents.
Collapse
|
7
|
Patel AB, Rohit JV. Development of 1,3,4-Thiadiazole and Piperazine Fused Hybrid Quinazoline Derivatives as Dynamic Antimycobacterial Agents. Polycycl Aromat Compd 2021. [DOI: 10.1080/10406638.2021.1970586] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
Affiliation(s)
- Amit B. Patel
- Department of Chemistry, Government College, Daman (Affiliated to Veer Narmad South Gujarat University, Surat), Daman, India
| | - Jignesh V. Rohit
- Department of Chemistry, National Institute of Technology, Srinagar, Jammu and Kashmir, India
| |
Collapse
|
8
|
Kale A, Kakde R, Pawar S, Thombare R. Recent Development in Substituted Benzothiazole as an Anticonvulsant Agent. Mini Rev Med Chem 2021; 21:1017-1024. [PMID: 33355052 DOI: 10.2174/1389557521666201222145236] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/14/2020] [Revised: 09/17/2020] [Accepted: 10/08/2020] [Indexed: 11/22/2022]
Abstract
Heterocyclic compounds and their derivatives gained more attention due to their valuable biological and pharmacological properties. Benzothiazole is a heterocyclic structure containing a bicyclic ring system with a large panel of applications. The benzothiazole is present in many new products undergoing research hoping that it possesses various biological activities. Epilepsy is a diverse group of diseases marked by neuronal excitability and hypersynchronous neuronal activity of motor, sensory or autonomic events with or without loss of consciousness. Presently, many antiepileptic drugs like lamotrigine, stiripentol tiagabine, pregabalin, felbamate, and topiramate are available and effective towards 60-80% of patients only, along with undesirable side effects, such as hepatotoxicity, gastrointestinal disturbance, drowsiness, gingival hyperplasia, and hirsutism. Thus, many attempts are still on-going to develop antiepileptic drugs with a safer profile. This review is mainly focused on the compilation of reported scientific literature data in the recent one-decade on the anticonvulsant activity of benzothiazole compounds.
Collapse
Affiliation(s)
- Amol Kale
- Department of Pharmaceutical Chemistry, Seth Govind Raghunath Sable College of Pharmacy, Saswad, Pune, Maharashtra, India
| | - Rajendra Kakde
- Department of Pharmaceutical Sciences, Rashtrasant Tukadoji Maharaj Nagpur University, Nagpur Maharashtra 440001, India
| | - Smita Pawar
- Department of Pharmaceutical Chemistry, Seth Govind Raghunath Sable College of Pharmacy, Saswad, Pune, Maharashtra, India
| | - Rutuja Thombare
- Department of Pharmaceutical Chemistry, Seth Govind Raghunath Sable College of Pharmacy, Saswad, Pune, Maharashtra, India
| |
Collapse
|
9
|
Pham EC, Truong TN, Dong NH, Vo DD, Hong Do TT. Synthesis of a Series of Novel 2-Amino-5-Substituted 1,3,4-oxadiazole and 1,3,4-thiadiazole Derivatives as Potential Anticancer, Antifungal and Antibacterial Agents. Med Chem 2021; 18:558-573. [PMID: 34344293 DOI: 10.2174/1573406417666210803170637] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/14/2020] [Revised: 04/24/2021] [Accepted: 04/25/2021] [Indexed: 11/22/2022]
Abstract
BACKGROUND Many compounds containing a five-membered heterocyclic ring display exceptional chemical properties and versatile biological activities. OBJECTIVE The objective of the present study was the desire to prepare the 5-substituted 2-amino-1,3,4-oxadiazole and 2-amino-1,3,4-thiadiazole derivatives and evaluate their potential anticancer, antibacterial and antifungal activities. METHODS Twenty-seven derivatives were synthesized by iodine-mediated cyclization of semicarbazones or thiosemicarbazones obtained from condensation of semicarbazide or thiosemicarbazide and aldehydes. The structures were confirmed by 1H-NMR, 13C-NMR and MS spectra. The antibacterial and antifungal activities were evaluated by diffusion method and the anticancer activities were evaluated by MTT assay. RESULTS Twenty-seven derivatives have been synthesized in moderate to good yields. A number of derivatives exhibited potential antibacterial, antifungal and anticancer activities. CONCLUSION Compounds (1b, 1e and 1g) showed antibacterial activity against Streptococcus faecalis, MSSA and MRSA with MIC ranging between 4 to 64 µg/mL. Compound (2g) showed antifungal activity against Candida albicans (8 µg/mL) and Aspergillus niger (64 µg/mL). Compound (1o) exhibited high cytotoxic activity against HepG2 cell line (IC50 value 8.6 µM), which is comparable to the activity of paclitaxel, and is non-toxic on LLC-PK1 normal cell line. The structure activity relationship and molecular docking study of the synthesized compounds are also reported.
Collapse
Affiliation(s)
- Em Canh Pham
- Department of Organic Chemistry, Faculty of Pharmacy, University of Medicine and Pharmacy at Ho Chi Minh city, 700000 Ho Chi Minh city. Vietnam
| | - Tuyen Ngoc Truong
- Department of Organic Chemistry, Faculty of Pharmacy, University of Medicine and Pharmacy at Ho Chi Minh city, 700000 Ho Chi Minh city. Vietnam
| | - Nguyen Hanh Dong
- Department of Organic Chemistry, Faculty of Pharmacy, University of Medicine and Pharmacy at Ho Chi Minh city, 700000 Ho Chi Minh city. Vietnam
| | - Duy Duc Vo
- Department of Chemistry, and Department of Cell and Molecular Biology, Uppsala University, Uppsala city. Sweden
| | - Tuoi Thi Hong Do
- Department of Pharmacology, Faculty of Pharmacy, University of Medicine and Pharmacy at Ho Chi Minh city, 700000 Ho Chi Minh city. Vietnam
| |
Collapse
|
10
|
Jha M, Alam O, Naim MJ, Sharma V, Bhatia P, Sheikh AA, Nawaz F, Alam P, Manaithiya A, Kumar V, Nazar S, Siddiqui N. Recent advancement in the discovery and development of anti-epileptic biomolecules: An insight into structure activity relationship and Docking. Eur J Pharm Sci 2020; 153:105494. [PMID: 32730845 DOI: 10.1016/j.ejps.2020.105494] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/03/2020] [Revised: 07/20/2020] [Accepted: 07/27/2020] [Indexed: 12/22/2022]
Abstract
Although there have been many advancements in scientific research and development, the cause of epilepsy still remains an open challenge. In spite of high throughput research in the field of anti-epileptic drugs, efficacy void is still prevalent before the researchers. Researchers have persistently been exploring all the possibilities to curb undesirable side effects of the anti-epileptic drugs or looking for a more substantial approach to diminish or cure epilepsy. The drug development has shown a hope to medicinal chemists and researchers to carry further research by going through a substantial literature survey. This review article attempts to describe the recent developments in the anti-epileptic agents, pertaining to different molecular scaffolds considering their structure-activity relationship, docking studies and their mechanism of actions.
Collapse
Affiliation(s)
- Mukund Jha
- Medicinal Chemistry and Molecular Modelling Lab, Department of Pharmaceutical Chemistry, School of Pharmaceutical Education and Research, Jamia Hamdard, New Delhi, 110062, India
| | - Ozair Alam
- Medicinal Chemistry and Molecular Modelling Lab, Department of Pharmaceutical Chemistry, School of Pharmaceutical Education and Research, Jamia Hamdard, New Delhi, 110062, India.
| | - Mohd Javed Naim
- Medicinal Chemistry and Molecular Modelling Lab, Department of Pharmaceutical Chemistry, School of Pharmaceutical Education and Research, Jamia Hamdard, New Delhi, 110062, India
| | - Vrinda Sharma
- Medicinal Chemistry and Molecular Modelling Lab, Department of Pharmaceutical Chemistry, School of Pharmaceutical Education and Research, Jamia Hamdard, New Delhi, 110062, India
| | - Parth Bhatia
- Medicinal Chemistry and Molecular Modelling Lab, Department of Pharmaceutical Chemistry, School of Pharmaceutical Education and Research, Jamia Hamdard, New Delhi, 110062, India
| | - Aadil Ahmad Sheikh
- Medicinal Chemistry and Molecular Modelling Lab, Department of Pharmaceutical Chemistry, School of Pharmaceutical Education and Research, Jamia Hamdard, New Delhi, 110062, India
| | - Farah Nawaz
- Medicinal Chemistry and Molecular Modelling Lab, Department of Pharmaceutical Chemistry, School of Pharmaceutical Education and Research, Jamia Hamdard, New Delhi, 110062, India
| | - Perwaiz Alam
- Medicinal Chemistry and Molecular Modelling Lab, Department of Pharmaceutical Chemistry, School of Pharmaceutical Education and Research, Jamia Hamdard, New Delhi, 110062, India
| | - Ajay Manaithiya
- Medicinal Chemistry and Molecular Modelling Lab, Department of Pharmaceutical Chemistry, School of Pharmaceutical Education and Research, Jamia Hamdard, New Delhi, 110062, India
| | - Vivek Kumar
- Department of Cardiology, Fortis Heart Institute, New Delhi, 110025, India
| | - Shagufi Nazar
- Medicinal Chemistry and Molecular Modelling Lab, Department of Pharmaceutical Chemistry, School of Pharmaceutical Education and Research, Jamia Hamdard, New Delhi, 110062, India
| | - Nadeem Siddiqui
- Medicinal Chemistry and Molecular Modelling Lab, Department of Pharmaceutical Chemistry, School of Pharmaceutical Education and Research, Jamia Hamdard, New Delhi, 110062, India
| |
Collapse
|
11
|
Bhat M, Belagali SL. Structural Activity Relationship and Importance of Benzothiazole Derivatives in Medicinal Chemistry: A Comprehensive Review. MINI-REV ORG CHEM 2020. [DOI: 10.2174/1570193x16666190204111502] [Citation(s) in RCA: 13] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
:Benzothiazole (1, 3-benzothiazole) is one of the heterocyclic compounds, which is a weak base having varied biological activities. The unique methine center present in the thiazole ring makes benzothiazole as the most important heterocyclic compound. It is a common and integral structure of many natural and synthetic bioactive molecules. Benzothiazole derivatives show a variety of activities, with less toxic effects and their derivatives showed enhanced activities, which has proven Benzothiazole scaffold as one of the important moieties in medicinal chemistry. Benzothiazole ring containing compounds possess various pharmacological activities such as anti-viral, anti-microbial, antiallergic, anti-diabetic, anti-tumor, anti-inflammatory, anthelmitic and anti-cancer, which makes benzothiazole a rapidly developing and interesting compound in the medicinal chemistry. This review briefly explains the importance, common methods of synthesis of the benzothiazole scaffold and also explains the popular benzothiazole molecules which have applications in various fields of chemistry. A review has been carried out based on various pharmacological activities containing benzothiazole moieties and rationalize the activities based on the structural variations. Literature on benzothiazole derivatives reveals that substitution on the C-2 carbon atom and C-6 are the reasons for a variety of biological activities.
Collapse
Affiliation(s)
- Mahesh Bhat
- PG Department of Chemistry, Bangur Nagar Arts, Science and Commerce College, Dandeli - 581325 Karnataka, India
| | - Shiddappa Lagamappa Belagali
- Environmental Chemistry Laboratory, Department of Studies in Environmental Science, University of Mysore, Manasagangothri, Mysore -570 006, Karnataka, India
| |
Collapse
|
12
|
Alomari M, Taha M, Imran S, Jamil W, Selvaraj M, Uddin N, Rahim F. Design, synthesis, in vitro evaluation, molecular docking and ADME properties studies of hybrid bis-coumarin with thiadiazole as a new inhibitor of Urease. Bioorg Chem 2019; 92:103235. [DOI: 10.1016/j.bioorg.2019.103235] [Citation(s) in RCA: 16] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/19/2019] [Revised: 08/27/2019] [Accepted: 08/29/2019] [Indexed: 11/24/2022]
|
13
|
Gür M. Synthesis, Characterization, and Antimicrobial Properties of New 1,3,4‐Thiadiazoles Derived from Azo Dyes. J Heterocycl Chem 2019. [DOI: 10.1002/jhet.3480] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
Affiliation(s)
- Mahmut Gür
- Department of Forest Industrial Engineering, Faculty of ForestryKastamonu University Kastamonu 37100 Turkey
| |
Collapse
|
14
|
Liu HY, Wang HX, Li X, Wu Z, Li CW, Liu YM, Li W, Chen BQ. Synthesis, antitumor and antimicrobial evaluation of novel 1,3,4-thiadiazole derivatives bearing disulfide bond. Med Chem Res 2018. [DOI: 10.1007/s00044-018-2204-y] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/28/2022]
|
15
|
Synthesis of Some Novel Thiadiazole Derivative Compounds and Screening Their Antidepressant-Like Activities. Molecules 2018; 23:molecules23040716. [PMID: 29561803 PMCID: PMC6017710 DOI: 10.3390/molecules23040716] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/07/2018] [Revised: 03/01/2018] [Accepted: 03/07/2018] [Indexed: 12/19/2022] Open
Abstract
Novel thiadiazole derivatives were synthesized through the reaction of acetylated 2-aminothiadiazole and piperazine derivatives. The chemical structures of the compounds were clarified by Infrared Spectroscopy (IR), 1H Nuclear Magnetic Resonance Spectroscopy (1H-NMR), 13C Nuclear Magnetic Resonance Spectroscopy (13C-NMR) and Electronspray Ionisation Mass Spectroscopy (ESI-MS) spectroscopic methods. Antidepressant-like activities were evaluated by the tail-suspension (TST) and modified forced swimming (MFST) methods. Besides, possible influence of the test compounds on motor activities of the animals were examined by activity cage tests. In the TST, administration of the compounds 2c, 2d, 2e, 2f, 2g and 2h significantly decreased the immobility time of mice regarding the control values. Further, in the MFST, the same compounds reduced the total number of immobility behaviors while increasing swimming performance. However, no change was observed in the total number of climbing behaviors. These data suggested that compounds 2c, 2d, 2e, 2f, 2g and 2h possess notable antidepressant-like activities. Reference drug fluoxetine (10 mg/kg) was also exhibited its antidepressant activity, as expected. No significant difference was seen between the locomotor activity values of the test groups signifying that observed antidepressant-like activities are specific. Theoretical calculation of absorption, distribution, metabolism, excretion (ADME) properties for the obtained compounds were performed and obtained data supported the antidepressant-like potential of these novel thiadiazole derivatives.
Collapse
|
16
|
Ustabaş R, Çoruh U, Er M, Tahtaci H. X-ray and Theoretical Studies of 2-((5-Amino-1,3,4-thiadiazol-2-yl)thio)-1-phenylethanone. CRYSTALLOGR REP+ 2018. [DOI: 10.1134/s106377451707029x] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
|
17
|
Siddiqui N, Alam MS, Sahu M, Naim MJ, Yar MS, Alam O. Design, synthesis, anticonvulsant evaluation and docking study of 2-[(6-substituted benzo[d]thiazol-2-ylcarbamoyl)methyl]-1-(4-substituted phenyl)isothioureas. Bioorg Chem 2017; 71:230-243. [PMID: 28238402 DOI: 10.1016/j.bioorg.2017.02.009] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/02/2017] [Revised: 02/15/2017] [Accepted: 02/15/2017] [Indexed: 11/18/2022]
Abstract
In this paper, we report the synthesis of 2-[(6-substituted benzo[d]thiazol-2-ylcarbamoyl)methyl]-1-(4-substituted phenyl)isothiourea derivatives (4a-y) carrying active pharmacophores essential for anticonvulsant activity. The anticonvulsant activity was evaluated in vivo by maximal electroshock (MES) test and subcutaneous pentylenetetrazole (scPTZ) test in mice. Most of the compounds showed promising anticonvulsant activity. The most active compounds 4b and 4q were found active in both MES and scPTZ models, without signs of neurotoxicity. Compound 4b showed the moderate change in SGOT and alkaline phosphatase level as compared to control. Compounds 4b and 4w were also found to elevate GABA levels in the olfactory lobe, mid brain, medulla oblongata and cerebellum regions of rat brain. In molecular docking study, the title compounds exhibited good binding properties with epilepsy molecular targets such as GABA-A. Structure-activity relationships are also elaborated along with the analysis of lipophilicity. The results suggested that compound 4b is likely to have varied mechanisms of action including voltage-gated ion channel inhibition and modulating GABAergic action.
Collapse
Affiliation(s)
- Nadeem Siddiqui
- Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Jamia Hamdard, New Delhi 110062, India.
| | - Md Shamsher Alam
- Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Jamia Hamdard, New Delhi 110062, India; Department of Pharmaceutical Chemistry, College of Pharmacy, P.O. Box no. 114, Jazan University, Jazan, Saudi Arabia
| | - Meeta Sahu
- Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Jamia Hamdard, New Delhi 110062, India
| | - Mohd Javed Naim
- Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Jamia Hamdard, New Delhi 110062, India
| | - M Shahar Yar
- Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Jamia Hamdard, New Delhi 110062, India
| | - Ozair Alam
- Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Jamia Hamdard, New Delhi 110062, India
| |
Collapse
|
18
|
Zhang S, Liu XJ, Tang R, Wang HX, Liu HY, Liu YM, Chen BQ. Design, Synthesis and Antiproliferative Evaluation of Novel Disulfides Containing 1,3,4-Thiadiazole Moiety. Chem Pharm Bull (Tokyo) 2017; 65:950-958. [DOI: 10.1248/cpb.c17-00485] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Affiliation(s)
- Shuai Zhang
- Tianjin Key Laboratory of Organic Solar Cells and Photochemical Conversion, School of Chemistry & Chemical Engineering, Tianjin University of Technology
| | - Xiao-jia Liu
- Tianjin Key Laboratory of Organic Solar Cells and Photochemical Conversion, School of Chemistry & Chemical Engineering, Tianjin University of Technology
| | - Rui Tang
- Tianjin Key Laboratory of Organic Solar Cells and Photochemical Conversion, School of Chemistry & Chemical Engineering, Tianjin University of Technology
| | - Hai-xin Wang
- Tianjin Key Laboratory of Organic Solar Cells and Photochemical Conversion, School of Chemistry & Chemical Engineering, Tianjin University of Technology
| | - Hai-ying Liu
- Tianjin Key Laboratory of Organic Solar Cells and Photochemical Conversion, School of Chemistry & Chemical Engineering, Tianjin University of Technology
| | - Yu-ming Liu
- Tianjin Key Laboratory of Organic Solar Cells and Photochemical Conversion, School of Chemistry & Chemical Engineering, Tianjin University of Technology
| | - Bao-quan Chen
- Tianjin Key Laboratory of Organic Solar Cells and Photochemical Conversion, School of Chemistry & Chemical Engineering, Tianjin University of Technology
| |
Collapse
|
19
|
Fadda AA, El Salam MA, Tawfik EH, Anwar E, Etman HA. Synthesis and insecticidal assessment of some innovative heterocycles incorporating a thiadiazole moiety against the cotton leafworm, Spodoptera littoralis. RSC Adv 2017; 7:39773-39785. [DOI: 10.1039/c7ra06087d] [Citation(s) in RCA: 21] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 09/02/2023] Open
Abstract
A new 2-cyano-N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide was utilized as a versatile precursor for the synthesis of various heterocycles.
Collapse
Affiliation(s)
- Ahmed A. Fadda
- Chemistry Department
- Faculty of Science
- Mansoura University
- 35516 Mansoura
- Egypt
| | | | - Eman H. Tawfik
- Chemistry Department
- Faculty of Science
- Mansoura University
- 35516 Mansoura
- Egypt
| | - E. M. Anwar
- Plant Protection Research Institute
- ARC
- Giza
- Egypt
| | - H. A. Etman
- Chemistry Department
- Faculty of Science
- Mansoura University
- 35516 Mansoura
- Egypt
| |
Collapse
|
20
|
Niu P, Kang J, Tian X, Song L, Liu H, Wu J, Yu W, Chang J. Synthesis of 2-amino-1,3,4-oxadiazoles and 2-amino-1,3,4-thiadiazoles via sequential condensation and I2-mediated oxidative C–O/C–S bond formation. J Org Chem 2015; 80:1018-24. [PMID: 25506709 DOI: 10.1021/jo502518c] [Citation(s) in RCA: 86] [Impact Index Per Article: 9.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
Abstract
2-Amino-substituted 1,3,4-oxadiazoles and 1,3,4-thiadiazoles were synthesized via condensation of semicarbazide/thiosemicarbazide and the corresponding aldehydes followed by I2-mediated oxidative C–O/C–S bond formation. This transition-metal-free sequential synthesis process is compatible with aromatic, aliphatic, and cinnamic aldehydes, providing facile access to a variety of diazole derivatives bearing a 2-amino substituent in an efficient and scalable fashion.
Collapse
|
21
|
Jing F, Fu X, Li S, Li B, Zhao J, Wang X, Liu Y, Chen B. Synthesis and in Vitro Antiproliferative Evaluation of Novel Hybrids from 1,3,4-Thiadiazole and Benzisoselenazolone. Chem Pharm Bull (Tokyo) 2015; 63:431-7. [DOI: 10.1248/cpb.c15-00014] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Affiliation(s)
- Fen Jing
- School of Chemistry and Chemical Engineering, Tianjin University of Technology
| | - Xiaoyun Fu
- School of Chemistry and Chemical Engineering, Tianjin University of Technology
| | - Sha Li
- School of Chemistry and Chemical Engineering, Tianjin University of Technology
| | - Baolin Li
- School of Chemistry and Chemical Engineering, Tianjin University of Technology
| | - Jijun Zhao
- School of Chemistry and Chemical Engineering, Tianjin University of Technology
| | - Xuefeng Wang
- School of Chemistry and Chemical Engineering, Tianjin University of Technology
| | - Yuming Liu
- School of Chemistry and Chemical Engineering, Tianjin University of Technology
| | - Baoquan Chen
- School of Chemistry and Chemical Engineering, Tianjin University of Technology
| |
Collapse
|
22
|
Zhang K, Wang P, Xuan LN, Fu XY, Jing F, Li S, Liu YM, Chen BQ. Synthesis and antitumor activities of novel hybrid molecules containing 1,3,4-oxadiazole and 1,3,4-thiadiazole bearing Schiff base moiety. Bioorg Med Chem Lett 2014; 24:5154-6. [DOI: 10.1016/j.bmcl.2014.09.086] [Citation(s) in RCA: 59] [Impact Index Per Article: 5.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/01/2014] [Revised: 09/05/2014] [Accepted: 09/29/2014] [Indexed: 10/24/2022]
|
23
|
Keri RS, Patil MR, Patil SA, Budagumpi S. A comprehensive review in current developments of benzothiazole-based molecules in medicinal chemistry. Eur J Med Chem 2014; 89:207-51. [PMID: 25462241 DOI: 10.1016/j.ejmech.2014.10.059] [Citation(s) in RCA: 318] [Impact Index Per Article: 31.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/04/2014] [Revised: 10/19/2014] [Accepted: 10/20/2014] [Indexed: 02/08/2023]
Abstract
Benzothiazole (BTA) and its derivatives are the most important heterocyclic compounds, which are common and integral feature of a variety of natural products and pharmaceutical agents. BTA shows a variety of pharmacological properties, and its analogs offer a high degree of structural diversity that has proven useful for the search of new therapeutic agents. The broad spectrum of pharmacological activity in individual BTA derivative indicates that, this series of compounds is of an undoubted interest. The related research and developments in BTA-based medicinal chemistry have become a rapidly developing and increasingly active topic. Particularly, numerous BTA-based compounds as clinical drugs have been extensively used in practice to treat various types of diseases with high therapeutic potency. This work systematically gives a comprehensive review in current developments of BTA-based compounds in the whole range of medicinal chemistry as anticancer, antibacterial, antifungal, antiinflammatory, analgesic, anti-HIV, antioxidant, anticonvulsant, antitubercular, antidiabetic, antileishmanial, antihistaminic, antimalarial and other medicinal agents. It is believed that, this review article is helpful for new thoughts in the quest for rational designs of more active and less toxic BTA-based drugs, as well as more effective diagnostic agents and pathologic probes.
Collapse
Affiliation(s)
- Rangappa S Keri
- Centre for Nano and Material Sciences, Jain University, Jain Global Campus, Bangalore 562112, Karnataka, India.
| | - Mahadeo R Patil
- Centre for Nano and Material Sciences, Jain University, Jain Global Campus, Bangalore 562112, Karnataka, India
| | - Siddappa A Patil
- Centre for Nano and Material Sciences, Jain University, Jain Global Campus, Bangalore 562112, Karnataka, India
| | - Srinivasa Budagumpi
- Centre for Nano and Material Sciences, Jain University, Jain Global Campus, Bangalore 562112, Karnataka, India
| |
Collapse
|
24
|
Zhao J, Xuan L, Zhao H, Cheng J, Fu X, Li S, Jing F, Liu Y, Chen B. Synthesis and antitumor activities of 1,3,4-thiadiazole derivatives possessing benzisoselenazolone scaffold. Chem Res Chin Univ 2014. [DOI: 10.1007/s40242-014-4080-4] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
|
25
|
Synthesis and in vitro antiproliferative activity of novel benzisoselenazolone derivatives. Med Chem Res 2014. [DOI: 10.1007/s00044-014-1149-z] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023]
|