Results 1 to 10 of about 10,618 (207)

3D,2D-QSAR study and docking of novel quinazolines as potential target drugs for osteosarcoma

open access: yesFrontiers in Pharmacology, 2023
Background: Quinazolines are an important class of benzopyrimidine heterocyclic compounds with a promising antitumor activity that can be used for the design and development of osteosarcoma target compounds.Objective: To predict the compound activity of ...
Zheng Lian   +4 more
doaj   +1 more source

One-Pot Tandem Synthesis of 2-Arylquinazolines by a Multicomponent Cyclization Reaction

open access: yesMolecules, 2013
A series of 2-arylquinazolines have been synthesized in moderate to excellent yields by one-pot tandem reaction of (2-aminophenyl)methanols, aldehydes and ceric ammonium nitrate (CAN).
Xiaodong Xia   +3 more
doaj   +1 more source

Medicinal Chemistry of Quinazolines as Anticancer Agents Targeting Tyrosine Kinases

open access: yesScientia Pharmaceutica, 2023
Cancer is a large group of diseases that can affect any organ or body tissue due to the abnormal cellular growth with the unknown reasons. Many of the existing chemotherapeutic agents are highly toxic with a low level of selectivity.
Mohamed F. Zayed
doaj   +1 more source

Crystal structure of 3-amino-2-ethylquinazolin-4(3H)-one [PDF]

open access: yes, 2015
The mol­ecule of the title compound, C10H11N3O, is planar, including the ethyl group, as indicated by the N-C-C-C torsion angle of 1.5 (2)°. In the crystal, inversion-related mol­ecules are stacked along the a axis.
Baashen, Mohammed   +4 more
core   +6 more sources

Hedgehog signaling pathway and its targets for treatment in basal cell carcinoma [PDF]

open access: yes, 2012
Basal cell carcinoma (BCC) of the skin is the most common type of cancer, and accounts for up to 40% of all cancers in the United States with a growing incidence rate in the last decades in all developed countries.
CUCCHI, DANILO   +3 more
core   +3 more sources

Conjugate Addition of Nucleophiles to the Vinyl Function of 2-Chloro-4-vinylpyrimidine Derivatives

open access: yesMolecules, 2010
Conjugate addition reaction of various nucleophiles across the vinyl group of 2-chloro-4-vinylpyrimidine, 2-chloro-4-(1-phenylvinyl)pyrimidine and 2-chloro-4-vinylquinazoline provides the corresponding 2-chloro-4-(2-substituted ethyl)pyrimidines and 2 ...
Lucjan Strekowski   +4 more
doaj   +1 more source

Benzo[g]quinazolines as antifungal against candidiasis: Screening, molecular docking, and QSAR investigations

open access: yesSaudi Pharmaceutical Journal, 2023
Candida albicans, an opportunistic pathogen, is the most common type of fungus and represents a substantial source of human invasive disease (nosocomial infection).
Hatem A. Abuelizz   +5 more
doaj   +1 more source

Advances in Metal-Catalyzed Cross-Coupling Reactions of Halogenated Quinazolinones and Their Quinazoline Derivatives

open access: yesMolecules, 2014
Halogenated quinazolinones and quinazolines are versatile synthetic intermediates for the metal-catalyzed carbon–carbon bond formation reactions such as the Kumada, Stille, Negishi, Sonogashira, Suzuki-Miyaura and Heck cross-coupling reactions or ...
Malose Jack Mphahlele   +1 more
doaj   +1 more source

Design, synthesis, and carbonic anhydrase inhibition activities of Schiff bases incorporating benzenesulfonamide scaffold: Molecular docking application

open access: yesSaudi Pharmaceutical Journal, 2023
In this study, The inhibitory actions of human carbonic anhydrase (CA, EC 4.2.1.1) (hCA) isoforms I, II, IX, and XII are being examined using recently synthesized substituted hydroxyl Schiff derivatives based on the quinazoline scaffold 4–22 ...
Adel S. El-Azab   +7 more
doaj   +1 more source

Novel Polycarbo-Substituted Imidazo[1,2-c]quinazolines: Synthesis and Cytotoxicity Study

open access: yesMolecules, 2015
Amination of the 2-aryl-6-bromo-4-chloro-8-iodoquinazolines with 2-aminoethanol followed by acid-promoted cyclodehydration of the incipient 2-((6,8-dihalo-2-phenylquinazolin-4-yl)amino)ethanols afforded the corresponding novel 5-aryl-9-bromo-7-iodo-2,3 ...
Tebogo Ankie Khoza   +2 more
doaj   +1 more source

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