Synthesis, structure confirmation, identification of in vitro antiproliferative activities and correlation of determined lipophilicity parameters with in silico bioactivity descriptors of two novel classes of fused azaisocytosine-like congeners

The goals of the present investigation were the development of two independent synthetic approaches, the original spectroscopic characterisation, the identification of in vitro antitumour activities and the correlation of determined retention factors with in silico pharmacokinetic descriptors of two...

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Main Authors: Małgorzata Sztanke, Jolanta Rzymowska, Małgorzata Janicka, Krzysztof Sztanke
Format: Article
Language:English
Published: Elsevier 2019-12-01
Series:Arabian Journal of Chemistry
Online Access:http://www.sciencedirect.com/science/article/pii/S1878535217300011
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author Małgorzata Sztanke
Jolanta Rzymowska
Małgorzata Janicka
Krzysztof Sztanke
author_facet Małgorzata Sztanke
Jolanta Rzymowska
Małgorzata Janicka
Krzysztof Sztanke
author_sort Małgorzata Sztanke
collection DOAJ
description The goals of the present investigation were the development of two independent synthetic approaches, the original spectroscopic characterisation, the identification of in vitro antitumour activities and the correlation of determined retention factors with in silico pharmacokinetic descriptors of two novel classes of potential antimetabolites based on the privileged 7,8-dihydroimidazo[2,1-c][1,2,4]triazin-4(6H)-one scaffold. Well-established, scalable and optimised synthetic approaches leading to two novel classes of the desired compounds (7–12 and 13–17) were developed. These original fused azaisocytosine-like congeners were screened in vitro with the purpose of identifying molecules with better biological profiles that are suitable for further more detailed drug development studies. All the synthesised compounds proved to be strongly antiproliferative active against human neoplastic cell lines (A549, HeLa, T47D and TOV112D) and revealed higher cytotoxic effects in A549, HeLa and T47D cells than the known antitumour agent – pemetrexed. Four potent fused azaisocytosine-like congeners (10, 12, 15 and 16) proved to be the most promising lead structures as they reveal the explicitly lower cytotoxicity for non-tumoural cells. These molecules could be employed for novel effective anticancer strategies directed towards designing more selective and safer cytotoxic agents. In addition, a number of compounds (that target epithelial cancer cells and inhibit their growth) have been preselected because they present optimum lipophilicity ranges significantly correlated with in silico bioactivity descriptors (such as %F, Caco-2, Pe,jejunum, logBB, fu,brain, logPHSA) important for the optimal pharmacokinetic profile in vivo. Keywords: Fused azaisocytosine-like structures, Structural studies, Antiproliferative effects, Lipophilicity, PCA, In silico pharmacokinetic descriptors
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spelling doaj.art-3dd9120c0aff4a1496e5d4fa98f746542022-12-21T19:05:11ZengElsevierArabian Journal of Chemistry1878-53522019-12-0112853025324Synthesis, structure confirmation, identification of in vitro antiproliferative activities and correlation of determined lipophilicity parameters with in silico bioactivity descriptors of two novel classes of fused azaisocytosine-like congenersMałgorzata Sztanke0Jolanta Rzymowska1Małgorzata Janicka2Krzysztof Sztanke3Chair and Department of Medical Chemistry, Medical University, 4A Chodźki Street, 20-093 Lublin, Poland; Corresponding author.Department of Biology and Genetics, Medical University, 4A Chodźki Street, 20-093 Lublin, PolandDepartment of Physical Chemistry, Faculty of Chemistry, Maria Curie-Skłodowska University, Maria Curie-Skłodowska Sq. 3, 20-031 Lublin, PolandLaboratory of Bioorganic Synthesis and Analysis, Chair and Department of Medical Chemistry, Medical University, 4A Chodźki Street, 20-093 Lublin, PolandThe goals of the present investigation were the development of two independent synthetic approaches, the original spectroscopic characterisation, the identification of in vitro antitumour activities and the correlation of determined retention factors with in silico pharmacokinetic descriptors of two novel classes of potential antimetabolites based on the privileged 7,8-dihydroimidazo[2,1-c][1,2,4]triazin-4(6H)-one scaffold. Well-established, scalable and optimised synthetic approaches leading to two novel classes of the desired compounds (7–12 and 13–17) were developed. These original fused azaisocytosine-like congeners were screened in vitro with the purpose of identifying molecules with better biological profiles that are suitable for further more detailed drug development studies. All the synthesised compounds proved to be strongly antiproliferative active against human neoplastic cell lines (A549, HeLa, T47D and TOV112D) and revealed higher cytotoxic effects in A549, HeLa and T47D cells than the known antitumour agent – pemetrexed. Four potent fused azaisocytosine-like congeners (10, 12, 15 and 16) proved to be the most promising lead structures as they reveal the explicitly lower cytotoxicity for non-tumoural cells. These molecules could be employed for novel effective anticancer strategies directed towards designing more selective and safer cytotoxic agents. In addition, a number of compounds (that target epithelial cancer cells and inhibit their growth) have been preselected because they present optimum lipophilicity ranges significantly correlated with in silico bioactivity descriptors (such as %F, Caco-2, Pe,jejunum, logBB, fu,brain, logPHSA) important for the optimal pharmacokinetic profile in vivo. Keywords: Fused azaisocytosine-like structures, Structural studies, Antiproliferative effects, Lipophilicity, PCA, In silico pharmacokinetic descriptorshttp://www.sciencedirect.com/science/article/pii/S1878535217300011
spellingShingle Małgorzata Sztanke
Jolanta Rzymowska
Małgorzata Janicka
Krzysztof Sztanke
Synthesis, structure confirmation, identification of in vitro antiproliferative activities and correlation of determined lipophilicity parameters with in silico bioactivity descriptors of two novel classes of fused azaisocytosine-like congeners
Arabian Journal of Chemistry
title Synthesis, structure confirmation, identification of in vitro antiproliferative activities and correlation of determined lipophilicity parameters with in silico bioactivity descriptors of two novel classes of fused azaisocytosine-like congeners
title_full Synthesis, structure confirmation, identification of in vitro antiproliferative activities and correlation of determined lipophilicity parameters with in silico bioactivity descriptors of two novel classes of fused azaisocytosine-like congeners
title_fullStr Synthesis, structure confirmation, identification of in vitro antiproliferative activities and correlation of determined lipophilicity parameters with in silico bioactivity descriptors of two novel classes of fused azaisocytosine-like congeners
title_full_unstemmed Synthesis, structure confirmation, identification of in vitro antiproliferative activities and correlation of determined lipophilicity parameters with in silico bioactivity descriptors of two novel classes of fused azaisocytosine-like congeners
title_short Synthesis, structure confirmation, identification of in vitro antiproliferative activities and correlation of determined lipophilicity parameters with in silico bioactivity descriptors of two novel classes of fused azaisocytosine-like congeners
title_sort synthesis structure confirmation identification of in vitro antiproliferative activities and correlation of determined lipophilicity parameters with in silico bioactivity descriptors of two novel classes of fused azaisocytosine like congeners
url http://www.sciencedirect.com/science/article/pii/S1878535217300011
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