Search Results - "Luciana M. Ramos"
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Task-specific ionic liquid incorporating anionic heteropolyacid-catalyzed Hantzsch and Mannich multicomponent reactions. Ionic liquid effect probed by ESI-MS(/MS)
Published in Tetrahedron (20-05-2014)“…A task-specific ionic liquid with a Bronsted acid (1-(3-sulfopropyl)-3-methylimidazolium hydrogen sulfate, namely MSI) bearing an anionic heteropolyacid…”
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Mechanistic Studies on Lewis Acid Catalyzed Biginelli Reactions in Ionic Liquids: Evidence for the Reactive Intermediates and the Role of the Reagents
Published in Journal of organic chemistry (16-11-2012)“…This paper describes the use of common Lewis acids supported in imidazolium-based ionic liquids as the catalysts to promote the Biginelli reaction. The ionic…”
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The Biginelli Reaction with an Imidazolium-Tagged Recyclable Iron Catalyst: Kinetics, Mechanism, and Antitumoral Activity
Published in Chemistry : a European journal (25-03-2013)“…The present work describes the synthesis, characterization, and application of a new ion‐tagged iron catalyst. The catalyst was employed in the Biginelli…”
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Revisiting Biginelli-like reactions: solvent effects, mechanisms, biological applications and correction of several literature reports
Published in Organic & biomolecular chemistry (08-05-2024)“…This study critically reevaluates reported Biginelli-like reactions using a Kamlet-Abboud-Taft-based solvent effect model. Surprisingly, structural…”
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Impact of kinesin Eg5 inhibition by 3,4-dihydropyrimidin-2(1H)-one derivatives on various breast cancer cell features
Published in BMC cancer (14-04-2015)“…Breast cancer is a complex heterogeneous disease and is one of the leading causes of death among women. In addressing the need for treatments of this…”
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An Ionically Tagged Water-Soluble Artificial Enzyme Promotes the Dephosphorylation Reaction with Nitroimidazole: Enhanced Ionic Liquid Effect and Mechanism
Published in Journal of organic chemistry (05-06-2015)“…In this paper, we describe a novel synthesized ionically tagged water-soluble artificial enzyme (PI) that can efficiently cleave phosphate esters, with…”
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The influence of cone-beam computed tomography and periapical radiographic evaluation on the assessment of periapical bone destruction in dog's teeth
Published in Oral surgery, oral medicine, oral pathology, oral radiology and endodontics (01-08-2011)“…Objective The aim of this study was to determine the influence of periapical radiographs, cone beam computed tomography (CBCT) sections, and cone beam…”
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Anatomical Study of the Posterior Mandible: Lateral Lingual Foramina in Cone Beam Computed Tomography
Published in Implant dentistry (01-04-2016)“…To evaluate the lateral lingual foramen (LLF), an aperture located in the posterior lingual mandible area, through cone beam computed tomography (CBCT) images…”
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Ionic Liquid-Catalyzed Multicomponent Synthesis of Isoxazole-5(4H)-ones: in vitro Activities and Principal Component Analysis
Published in Journal of the Brazilian Chemical Society (2024)“…Heterocycles of the isoxazolone class stand out in the pharmaceutical field because they have numerous biological properties, such as antioxidant, antifungal…”
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Synthesis and Characterization of Polyester Derived from Glycerol and Its Application as an Adhesive on Different Adherents
Published in Journal of the Brazilian Chemical Society (2024)“…With the increase in the supply of glycerol and its economic devaluation, it is important to develop strategies that add value to this substance. Among the…”
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Xeroderma Pigmentosum - A case report with oral implications
Published in Journal of clinical and experimental dentistry (01-10-2012)“…Xeroderma Pigmentosum is a rare autosomal recessive genetic disorder characterized by defective DNA repair leading to clinical and cellular hypersensitivity to…”
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Synthesis, conformational analysis and molecular docking studies on three novel dihydropyrimidine derivatives
Published in Journal of molecular structure (15-09-2019)“…The dihydropyrimidine (DHPM) derivatives I, II and III were synthesized through Biginelli reaction and characterized by X-ray diffraction and vibrational…”
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Synthesis, Antimicrobial Activity and Structure-Activity Relationship of Some 5-Arylidene-thiazolidine-2,4-dione Derivatives
Published in Journal of the Brazilian Chemical Society (2019)“…Derivatives of the thiazolidine-2,4-dione core represent a heterocyclic class with several correlated properties. In this context, the synthesis of structural…”
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Estudo da prevalência de papilomavírus humanos em lesões do trato genital masculino
Published in DST (01-09-2001)“…Os Papilomavírus humanos são os principais agentes causadores de câneeres genitais. Epidemins de HPV têm se tomado cada vez mais freqUentes no mundo inteiro,…”
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