Search Results - "Silva, Maria M C da"

Enhancement of Antibiotic Activity by 1,8-Naphthyridine Derivatives against Multi-Resistant Bacterial Strains by Araújo-Neto, José B de, Silva, Maria M C da, Oliveira-Tintino, Cícera D de M, Begnini, Iêda M, Rebelo, Ricardo A, Silva, Luiz E da, Mireski, Sandro L, Nasato, Michele C, Krautler, Maria I L, Ribeiro-Filho, Jaime, Siyadatpanah, Abolghasem, Wilairatana, Polrat, Coutinho, Henrique D M, Tintino, Saulo R

“…The search for new antibacterial agents has become urgent due to the exponential growth of bacterial resistance to antibiotics. Nitrogen-containing…”
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Structural and Energetic Insights on Two Dye Compounds: 1-Acetyl-2-Naphthol and 2-Acetyl-1-Naphthol by Freitas, Vera L S, Silva, Maria D M C Ribeiro da

“…The energy involved in the structural switching of acyl and hydroxyl substituents in the title compounds was evaluated combining experimental and computational…”
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Energetic Effects in Methyl- and Methoxy-Substituted Indanones: A Synergistic Experimental and Computational Study by Silva, Ana L. R., León, Gastón P., Ribeiro da Silva, Maria D. M. C.

“…This experimental and computational study on the energetic properties of 2-methyl-, 3-methyl-, 4-methoxy- and 5-methoxy-indanones has been carried out using…”
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Determination and Analysis of Thermodynamic Properties of Methyl Methylanthranilate Isomers by Silva, Carlos A. O., Freitas, Vera L. S., da Silva, Maria D. M. C. Ribeiro

“…The enthalpies of formation in the gaseous phase of methyl 3-methylanthranilate and methyl 5-methylanthranilate were determined from experimental measurements…”
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Experimental and Theoretical Investigation on the Thermochemistry of 3-Methyl-2-benzoxazolinone and 6-Nitro-2-benzoxazolinone by Silva, Ana L R, Costa, Vânia M S, Ribeiro da Silva, Maria D M C

“…The determination of the reliable thermodynamic properties of 2-benzoxazolinone derivatives is the main goal of this work. Some correlations are established…”
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A Promising Thermodynamic Study of Hole Transport Materials to Develop Solar Cells: 1,3-Bis( N -carbazolyl)benzene and 1,4-Bis(diphenylamino)benzene by Mentado-Morales, Juan, Ximello-Hernández, Arturo, Salinas-Luna, Javier, Freitas, Vera L S, Ribeiro da Silva, Maria D M C

“…The thermochemical study of the 1,3-bis( -carbazolyl)benzene (NCB) and 1,4-bis(diphenylamino)benzene (DAB) involved the combination of combustion calorimetric…”
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Influence of Hydroxyl Functional Group on the Structure and Stability of Xanthone: A Computational Approach by Freitas, Vera L S, Ribeiro da Silva, Maria D M C

“…The present work addresses computational research focused on the energetic and structural properties of four isomers monohydroxyxanthone, using the…”
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Thermochemical Insights on the Conformational Energetics of Azepan and Azepan-1-ylacetonitrile by Freitas, Vera L. S, Leirosa, Sara, Notario, Rafael, Ribeiro da Silva, Maria D. M. C

“…This paper is concerned with computational and experimental thermochemical studies of azepan and azepan-1-ylacetonitrile, molecules whose flexible ring…”
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Experimental Thermochemical Study of 6-Chloro-2,3-dimethylquinoxaline 1,4-Dioxide and DFT Evaluation of the N–O Bond Enthalpies in Related Haloquinoxalines by Gomes, José R. B, Vieira, Mónica A. A, Stovall, Dawn M, Acree, Jr, William E, Ribeiro da Silva, Maria D. M. C

“…The standard molar enthalpy of formation at T=298.15 K of 6-chloro-2,3-dimethylquinoxaline 1,4-dioxide in the gas-phase was derived using the values of the…”
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Potentiation of Antibiotic Activity by a Meldrum’s Acid Arylamino Methylene Derivative against Multidrug-Resistant Bacterial Strains by da Silva, Maria M. C., de Araújo-Neto, José B., de Araújo, Ana C. J., Freitas, Priscilla R., de M. Oliveira-Tintino, Cícera D., Begnini, Iêda M., Rebelo, Ricardo A., da Silva, Luiz E., Mireski, Sandro L., Nasato, Michele C., Krautler, Maria I. L., Ribeiro-Filho, Jaime, Coutinho, Henrique D. M., Tintino, Saulo R.

“…This study aimed to evaluate the intrinsic antibacterial activity and antibiotic-enhancing effect of an arylamino methylene derivative (MAD) in association…”
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Thermochemical Studies on 3-Methyl-quinoxaline-2-carboxamide-1,4-dioxide Derivatives:  Enthalpies of Formation and of N−O Bond Dissociation by Gomes, José R. B, Sousa, Emanuel A, Gomes, Paula, Vale, Nuno, Gonçalves, Jorge M, Pandey, Siddharth, Acree, William E, Ribeiro da Silva, Maria D. M. C

“…The standard molar enthalpies of formation of the 3-methyl-N-R-2-quinoxalinecarboxamide-1,4-dioxides (R = H, phenyl, 2-tolyl) in the gas phase were derived…”
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Energetic and Structural Properties of Two Phenolic Antioxidants: Tyrosol and Hydroxytyrosol by Dávalos, Juan Z, Valderrama-Negrón, Ana C, Barrios, Julio R, Freitas, Vera L. S, Ribeiro da Silva, Maria D. M. C

“…Theoretical and experimental studies on the energetic, structural and some other relevant physicochemical properties of the antioxidant tyrosol (1),…”
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The Relative Thermodynamic Stability of Diamond and Graphite by White, Mary Anne, Kahwaji, Samer, Freitas, Vera L. S., Siewert, Riko, Weatherby, Joseph A., Ribeiro da Silva, Maria D. M. C., Verevkin, Sergey P., Johnson, Erin R., Zwanziger, Josef W.

“…Recent density‐functional theory (DFT) calculations raised the possibility that diamond could be degenerate with graphite at very low temperatures. Through…”
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On the Enthalpy of Formation and Enthalpy of Sublimation of Dihydroxylammonium 5,5′‐bitetrazole‐1,1′‐dioxide (TKX‐50) by Silva, Ana L. R., Almeida, Ana R. R. P., Ribeiro da Silva, Maria D. M. C., Reinhardt, Jelena, Klapötke, Thomas M.

“…The thermodynamic characterization of dihydroxylammonium 5,5′‐bitetrazole‐1,1′‐dioxide (TKX‐50) was reinvestigated. Although TKX‐50 is one of the most…”
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Energetic, structural and tautomeric analysis of 2-mercaptobenzimidazole by Silva, Ana L. R, Ribeiro da Silva, Maria D. M. C

“…This paper reports an experimental and theoretical study about the energetic and structural characteristics of the 2-mercaptobenzimidazole (MBI) tautomeric…”
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Essential Oil of Croton ceanothifolius Baill. Potentiates the Effect of Antibiotics against Multiresistant Bacteria by Araújo, Ana C J de, Freitas, Priscilla R, Rodrigues Dos Santos Barbosa, Cristina, Muniz, Débora F, Esmeraldo Rocha, Janaína, Neto, José B de Araújo, C da Silva, Maria M, Moura, Talysson F, Pereira, Raimundo L S, Ribeiro-Filho, Jaime, Silva, Luiz E da, Amaral, Wanderlei do, Deschamps, Cícero, Tintino, Saulo R, Iriti, Marcello, Vitalini, Sara, Coutinho, Henrique D Melo

“…This study is a pioneer in reporting the antibacterial properties of the species Baill. The genus belongs to the family Euphorbiaceae composed of numerous…”
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Is Uracil Aromatic? The Enthalpies of Hydrogenation in the Gaseous and Crystalline Phases, and in Aqueous Solution, as Tools to Obtain an Answer by Galvão, Tiago L. P, Rocha, Inês M, Ribeiro da Silva, Maria D. M. C, Ribeiro da Silva, Manuel A. V

“…The enthalpy of hydrogenation of uracil was derived from the experimental enthalpies of formation, in the gaseous phase, of uracil and 5,6-dihydrouracil, in…”
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Thermodynamic Properties of Quinoxaline-1,4-Dioxide Derivatives:  A Combined Experimental and Computational Study by Ribeiro da Silva, Maria D. M. C, Gomes, José R. B, Gonçalves, Jorge M, Sousa, Emanuel A, Pandey, Siddharth, Acree, William E

“…The mean (N−O) bond dissociation enthalpies were derived for three 2-methyl-3-(R)-quinoxaline 1,4-dioxide (1) derivatives, with R = methyl (1a), ethoxycarbonyl…”
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Enthalpy of Formation of the Nitrogen-Rich Salt Guanidinium 5,5′-Azotetrazolate (GZT) and a Simple Approach for Estimating the Enthalpy of Formation of Energetic C, H, N, O Salts by Silva, Ana L. R., León, Gastón P., Ribeiro da Silva, Maria D. M. C., Klapötke, Thomas M., Reinhardt, Jelena

“…The discrepancy between the calculated (CBS-4M/Jenkins) and experimentally determined enthalpies of formation recently reported for the 2:1 salt TKX-50 raised…”
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From 2‑Hydroxypyridine to 4(3H)‑Pyrimidinone: Computational Study on the Control of the Tautomeric Equilibrium by Galvão, Tiago L. P, Rocha, Inês M, Ribeiro da Silva, Maria D. M. C, Ribeiro da Silva, Manuel A. V

“…In this work is investigated why the entrance of a nitrogen atom in the ring of cis-2-hydroxypyridine and 2-pyridinone, resulting in cis-4-hydroxypyrimidine…”
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