Copyright (c) 2026 P. Lydia Festus Kanmani, S. Durga Devi, Palanisamy Karumalaiyan, A. Leema Rose

This work is licensed under a Creative Commons Attribution 4.0 International License.
Grindstone Assisted Synthesis of Pyrimido-Xanthene Analogues and its Antioxidant, Antidiabetic and Docking Studies
Corresponding Author(s) : A. Leema Rose
Asian Journal of Chemistry,
Vol. 38 No. 8 (2026): Vol 38, Issue 8 (2026)
Abstract
The present study aimed to synthesise a series of pyrimido-xanthene analogues via the Biginelli reaction using an eco-friendly grindstone approach and FeSO4·7H2O as an efficient catalyst. The synthesised compounds were characterized by elemental analysis, FT-IR, 1H and 13C NMR spectroscopy, and HR-MS. The newly synthesised analogues (2a-j) were subsequently evaluated for their antioxidant and antidiabetic activities. Among the tested compounds, analogue 2b exhibited the most promising antioxidant and antidiabetic potential. Furthermore, molecular docking studies were also performed to gain insights into the binding interactions and inhibition mechanism of the title compounds against the target enzymes.
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References
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M. Marinescu, Molecules, 26, 6022 (2021); https://doi.org/10.3390/molecules26196022
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G. Sanglikar and A.K. Tengli, Results Chem., 15, 102210 (2025); https://doi.org/10.1016/j.rechem.2025.102210
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B. Nammalwar and R.A. Bunce, Pharmaceuticals, 17, 104 (2024); https://doi.org/10.3390/ph17010104
Y. Li, T. Tan, Y. Zhao, Y. Wei, D. Wang, R. Chen and L. Tao, ACS Macro Lett., 9, 1249 (2020); https://doi.org/10.1021/acsmacrolett.0c00496
J. Bais, F. Benedetti, F. Berti, I. Cerminara, S. Drioli, M. Funicello, G. Regini, M. Vidali and F. Felluga, Molecules, 25, 4152 (2020); https://doi.org/10.3390/molecules25184152
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A. Chaudhary and J.M. Khurana, Curr. Org. Synth., 15, 341 (2018); https://doi.org/10.2174/1570179414666171011162902
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A.E. Martin and P.A. Montgomery, Am. J. Health Syst. Pharm., 53, 2277 (1996); https://doi.org/10.1093/ajhp/53.19.2277
S. Yousuf, K.M. Khan, U. Salar, S. Chigurupati, M.T. Muhammad, A. Wadood, M. Aldubayan, V. Vijayan, M. Riaz and S. Perveen, Eur. J. Med. Chem., 159, 47 (2018); https://doi.org/10.1016/j.ejmech.2018.09.052
F. Saleem, Kanwal, K.M. Khan, S. Chigurupati, M. Solangi, A.R. Nemala, M. Mushtaq, Z. Ul-Haq, M. Taha and S. Perveen, Bioorg. Chem., 106, 104489 (2021); https://doi.org/10.1016/j.bioorg.2020.104489
G.M. Morris, R. Huey and A.J. Olson, Curr. Protoc. Bioinformatics, 24, 8 (2008); https://doi.org/10.1002/0471250953.bi0814s24
K. Mseddi, F. Alimi, E. Noumi, V.N. Veettil, S. Deshpande, M. Adnan, A. Hamdi, S. Elkahoui, A. Alghamdi, A. Kadri, M. Patel and M. Snoussi, Arab. J. Chem., 13, 6782 (2020); https://doi.org/10.1016/j.arabjc.2020.06.032
A. Pedretti, L. Villa and G. Vistoli, J. Comput. Aided Mol. Des., 18, 167 (2004); https://doi.org/10.1023/B:JCAM.0000035186.90683.f2
O. Trott and A.J. Olson, J. Comput. Chem., 31, 455 (2010); https://doi.org/10.1002/jcc.21334
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BIOVIA Dassault Systems, BIOVIA Discovery Studio Visualizer; v16.1.0.15350; Dassault Systems: San Diego, USA (2015).