Results 21 to 30 of about 10,618 (207)

Cytotoxicity of the urokinase-plasminogen activator inhibitor carbamimidothioic acid (4-boronophenyl) methyl ester hydrobromide (BC-11) on triple-negative MDA-MB231 breast cancer cells [PDF]

, 2015
: BC-11 is an easily synthesized simple thiouronium-substituted phenylboronic acid, which has been shown to be cytotoxic on triple negative MDA-MB231 breast cancer cells by inducing a perturbation of cell cycle when administered at a concentration equal ...
Baltus, Christine B, Chuckowree, Irina S, Librizzi, Mariangela, Longo, Alessandra, Luparello, Claudio, Spencer, John   +5 more
core   +4 more sources

Synthesis and Biological Evaluation of 2-Substituted Quinazolin-4(3H)-Ones with Antiproliferative Activities

Molecules, 2023
Sixteen new 2-substituted quinazolines were synthesized using a straightforward methodology starting from 2-methoxybezoic acid or 3-methoxy-2-naphthoic acid.
Maria Karelou, Dionysis Kampasis, Amalia D. Kalampaliki, Leentje Persoons, Andreas Krämer, Dominique Schols, Stefan Knapp, Steven De Jonghe, Ioannis K. Kostakis   +8 more
doaj   +1 more source

Direct CH/CH functionalization of 1,3-dihydroxy-9H-xanthen-9-one and 1,3-dimethoxy-9H-xanthen-9-one with 1,2,4-triazines and quinazoline

Chimica Techno Acta, 2020
An electron-deficient series of 1,2,4-triazines and quinazoline have been used for cross-dehydrogenative coupling with 1,3-dihydroxy and 1,3-dimethoxyxanthones to give stable nucleophilic addition products.
A. D. Sharapov, R. F. Fatykhov, I. A. Khalymbadzha, O. N. Chupakhin   +3 more
doaj   +1 more source

Synthesis of Quinazoline and Quinazolinone Derivatives via Ligand-Promoted Ruthenium-Catalyzed Dehydrogenative and Deaminative Coupling Reaction of 2-Aminophenyl Ketones and 2-Aminobenzamides with Amines [PDF]

, 2019
The in situ formed ruthenium catalytic system ([Ru]/L) was found to be highly selective for the dehydrogenative coupling reaction of 2-aminophenyl ketones with amines to form quinazoline products.
Arachchige, Pandula T. Kirinde, Yi, Chae S.   +1 more
core   +3 more sources

Substituted pyrrolo[1,2-a][1,2,4]triazolo-(triazino-)[c]quinazolines - a promising class of lipoxygenase inhibitors

Aktualʹnì Pitannâ Farmacevtičnoï ì Medičnoï Nauki ta Praktiki, 2020
The modern strategy of potential biologically active molecules search (“drug-design”) is based on several innovation approaches. The method of high thrоughрut biological screening and method of molecular modeling deserves the most attention among such ...
V. V. Stavytskyi, I. S. Nosulenko, O. O. Portna, V. M. Shvets, O. Yu. Voskoboynik, S. І. Kоvalenko   +5 more
doaj   +1 more source

Carboxyl-containing quinazolines and related heterocycles as carriers of anti-inflammatory activity

Zaporožskij Medicinskij Žurnal, 2022
Active pharmaceutical ingredients whose structure combines aromatic or heterocyclic fragments with pharmacophore carboxylic group are widespread on pharmaceutical market.
N. I. Krasovska, V V. Stavytskyi, I. S. Nosulenko, O. Yu. Voskoboinik, S. I. Kovalenko   +4 more
doaj   +1 more source

Polymyxins and quinazolines are LSD1/KDM1A inhibitors with unusual structural features [PDF]

, 2016
Because of its involvement in the progression of several malignant tumors, the histone lysine-specific demethylase 1 (LSD1) has become a prominent drug target in modern medicinal chemistry research.
Ciossani, Giuseppe, Forgione, Mariantonietta, Forneris, Federico, Lucidi, Alessia, Mai, Antonello, Marrocco, Biagina, Mattevi, Andrea, Mehdipour, Parinaz, Pilotto, Simona, Rotili, Dante, Speranzini, Valentina, Velankar, Sameer   +11 more
core   +2 more sources

Synthesis and Photophysical Property Studies of the 2,6,8-Triaryl-4-(phenylethynyl)quinazolines

Molecules, 2014
The 2-aryl-6,8-dibromo-4-chloroquinazolines derived from the 2-aryl-6,8-dibromoquinazolin-4(3H)-ones were subjected to the Sonogashira cross-coupling with terminal acetylenes at room temperature to afford novel 2-aryl-6,8-dibromo-4-(alkynyl)quinazoline ...
Malose Jack Mphahlele, Hugues Kadem Paumo, Ahmed M. El-Nahas, Morad M. El-Hendawy   +3 more
doaj   +1 more source

Metal-Free Synthesis of 2-Substituted Quinazolines via Green Oxidation of o-Aminobenzylamines: Practical Construction of N-Containing Heterocycles Based on a Salicylic Acid-Catalyzed Oxidation System

Frontiers in Chemistry, 2022
Conventional quinazoline synthesis methods involve a highly multistep reaction, and often require excess amounts of substrate to control the product selectivity, leading to significant resource wastage.
Yuki Yamamoto, Chihiro Yamakawa, Riku Nishimura, Chun-Ping Dong, Shintaro Kodama, Akihiro Nomoto, Michio Ueshima, Akiya Ogawa   +7 more
doaj   +1 more source

Quinazoline pharmacophore in therapeutic medicine [PDF]

, 2016
This present study comprehensively expatiates the functionalized utilization of quinazoline scaffolds in drug development and furnishes latest updates in pharmacological appositeness of its derivatives in order to reveal novel pathways for therapeutic ...
Ajani, Olayinka O.
core   +1 more source