publicações selecionadas
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artigo académico
- 2-Amino-6-cyanopurines as novel fluorescent nucleobase analogues for live functional imaging of yeast vacuoles. Methods and Applications in Fluorescence. 2024
- Lycopene and Beta-carotene from Tomato Paste: Colorful and Versatile Tools to Illustrate Chromatography, Alkene-reactions and Health-benefits. Journal of Chemical Education. 2024
- Novel Imidazole-based Hydrazonoyl Cyanides and Amidrazones Containing N(N,O)-Heterocycles: Selective Synthesis, Reaction Mechanisms and Preliminary Anticancer Evaluation. European Journal of Organic Chemistry. 2024
- 2,4,5-Triaminopyrimidines as Blue Fluorescent Probes for Cell Viability Monitoring: Synthesis, Photophysical Properties, and Microscopy Applications. Organic and Biomolecular Chemistry. 2024
- Synthesis of 6,8-diaminopurines via acid-induced cascade cyclization of 5-aminoimidazole precursors and preliminary anticancer evaluation. Organic and Biomolecular Chemistry. 2024
- SYNERGISTIC ANTIBACTERIAL ACTIVITY OF IMIDAZOLE-BASED AZO DYES WITH POLYVINYLPYRROLIDONE-SILVER NANOPARTICLES. Coloration Technology. 2023
- Lignin recovery from a mixture of SIX lignocellulosic biomasses within a biorefinery scheme based on a sequential process of autohydrolysis and organosolv. Separation and Purification Technology. 2023
- Cynaropicrin- and chlorogenic acid-rich extracts easily prepared from Cynara cardunculus var. scolymus: Antioxidant and antigenotoxic properties. Biocatalysis and Agricultural Biotechnology. 2023
- Highly Fluorescent 2-Aminopurine Derivatives: Synthesis, Photophysical Characterization, and Preliminary Cytotoxicity Evaluation. European Journal of Organic Chemistry. 2023
- Low energy nanoemulsions as carriers of thyme and lemon balm essential oils. ACS Food Science & Technology. 2022
- Separation of carotenoids, chlorophylls and flavonoids in plant leaves: a simple and ecological approach. Química, Boletim da Sociedade Portuguesa de Química. 2015
- A new approach to the synthesis of N,N-dialkyladenine derivatives. European Journal of Organic Chemistry. 2007
- A versatile synthetic approach to isoguanine derivatives. Synlett. 2007
- The synthesis of 6-amidino-2-oxopurine revisited: New evidence for the reaction mechanism. European Journal of Organic Chemistry. 2007
- Efficient synthesis of 4,4'-Bi-1H-imidazol-2-ones from 5-amino-a-imino-1H-imidazole-4-acetonitriles and isocyanates. Journal of Organic Chemistry. 2002
- A new and efficient approach to the synthesis of 6-amidino-2-oxopurines. Journal of the Chemical SocIETy-Perkin Transactions 1. 2001
- The reactions of diaminomaleonitrile with isocyanates and either aldehydes or ketones revisited. Journal of Organic Chemistry. 2001
- Synthesis of new imidazo[4,5-d][1,3]diazepine derivatives from 5-amino-4-(cyanoformimidoyl)imidazoles. Journal of Heterocyclic Chemistry. 1996
- X-Ray Structure of 4-[5-Amino-1-(4-tolyl)-1H-imidazol-4-yl]-5-imino-2,2-dimethyl-2,5-dihydrooxazole and the Synthesis of a Related N3-Acetyl Analogue. Journal of Chemical Research - Part S. 1996
- Synthesis of 9-hydroxyalkyl-substituted purines from the corresponding 4-(C-cyanoformimidoyl)imidazole-5-amines. Journal of the Chemical SocIETy-Perkin Transactions 1. 1992
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artigo de conferência
- Halochromic properties of a 5-aminoimidazole-4-carboxamidrazone and its application to wool 2022
- Mechanism and structure-activity relationship of the antimicrobial imidazole-based carboxamidrazones 2022
- Synergistic activity of a novel class of azoimidazole dyes with polyvinylpyrrolidone-silver nanoparticles for the development of antibacterial textiles 2022
- Novel halochromic and antimicrobial azopyrimidine dyes: synthesis, colorimetric studies and biological assays 2021
- Synthesis and antimicrobial activity of a new class of azoimidazoles 2021
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artigo de revista
- Halochromic Silk Fabric as a Reversible pH-Sensor Based on a Novel 2-Aminoimidazole Azo Dye. E-Polymers. 2023
- Synergistic Antimicrobial Activity of Silver Nanoparticles with an Emergent Class of Azoimidazoles. Pharmaceutics. 2023
- Red-shifted and pH-responsive imidazole-based azo dyes with potent antimicrobial activity. Chemical Communications. 2023
- Synergistic Effects Between Metal Nanoparticles and Commercial Antimicrobial Agents: A Review. ACS Applied Nano Materials. 2022
- Mechanism of Antifungal Activity by 5-Aminoimidazole-4-Carbohydrazonamide Derivatives against Candida albicans and Candida krusei. Antibiotics. 2021
- Separation of Anthocyaninic and Nonanthocyaninic Flavonoids by Liquid-Liquid Extraction Based on Their Acid-Base Properties: A Green Chemistry Approach. Journal of Chemical Education. 2020
- Inhibitory Effect of 5-Aminoimidazole-4-Carbohydrazonamides Derivatives Against Candida spp. Biofilm on Nanohydroxyapatite Substrate. Mycopathologia. 2019
- Separação de carotenóides, clorofilas e flavonóides em folhas de plantas: uma abordagem simples e ecológica. Química - Boletim da Sociedade Portuguesa de Química. 2015
- "supermarket column chromatography of leaf pigments" revisited: Simple and ecofriendly separation of plant carotenoids, chlorophylls, and flavonoids from green and red leaves. Journal of Chemical Education. 2015
- Synthesis and antimicrobial activity of novel 5-aminoimidazole-4-carboxamidrazones. Bioorganic & Medicinal Chemistry Letters. 2014
- N1- and C6-substituted adenines: A regioselective and efficient synthesis. Tetrahedron. 2013
- One-Pot regioselective synthesis of 2,6,9-trisubstituted adenines. Synlett. 2011
- Versatile synthesis of 5-aminoimidazole-4-carboxylic acid derivatives. Synlett. 2011
- A facile one-pot synthesis of 3-imidazolyl 1,2,4-triazoles and 1,2,4-oxa-diazolones. Synlett. 2010
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capítulo de livro
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documento
- The Antifungal Activity of a New Derivative of 5-Aminoimidazole-4-Carbohydrazonamide against Candida albicans and Candida krusei 2023
- P05-09: In vitro assessment of the biocompatibility of new halochromic fabrics with promising antifungal activities 2023
- Purification of anthocyanins from natural sources using sustainable, simple and affordable methodologies 2023
- Synthesis of Novel 5-Aminopyrrolo[2,3-d]imidazoles from 5-Aminoimidazole Precursors 2023
- Unveiling the anticancer potential of 6-hydrazinopurines 2023
- Exploring the potential of new 6-hydrazinopurine as effective anticancer agents 2023
- 2-Amino-6-Cyanopurines as Promising Fluorescent Nucleobase Analogues: Quantum Chemical Calculations of Photophysical Properties 2023
- A Greener Approach to the Synthesis of Red-shifted Aminoimidazole Azo Dyes with Potent Antimicrobial Activity 2023
- The Synthesis of a Pyranoanthocyanin Derived from Natural Cyanidin as a Potent Antioxidant Dye to be used as a Food Additive 2023
- Electrochemical Characterization of New Imidazole-based Hydrazones with Potential Antioxidant Activity, 2022
- Highly Fluorescent Nucleobase Analogues: Synthesis, Characterization and Biological Assays of a New 2-Aminopurine Derivative 2022
- Highly Fluorescent Nucleobase Analogues: Synthesis, Characterization and Biological Assays of a New 2-Aminopurine Derivative, 2022
- In silico Assessment of Novel Purine Derivatives as CDK2 Inhibitors for Cancer Treatment and Future Perspectives on Drug Design 2022
- Elucidating the Binding Interaction of 2-Amino-6-cyanopurines Against the Vacuolar-type ATPase Using Molecular Docking 2022
- Highly Fluorescent Nucleobase Analogues: Synthesis, Characterization and Biological Assays of New 2-Aminopurine Derivatives 2022
- Halochromic properties of 5-aminoimidazole-4-carboxamidrazone and its application to wool. 2022
- Novas 2-aminopurina-6-carboxamidas como sondas fluorescentes: síntese, caracterização fotofísica e citotoxicidade. (New 2-aminopurine-6-carboxamides as fluorescent probes: synthesis, photophysical characterization and cytotoxicity.) 2022
- Novas 2-aminopurina-6-carboxiamidas como sondas fluorescentes: síntese, caracterização fotofísica e citotoxicidade 2022
- Evaluation of a new 5,6-diaminopyrimidine as a biomembrane probe: synthesis, photophysical characterization and biological assays 2022
- New 2-aminopurine-6-carboxamides as fluorescent probes: synthesis, photophysical characterization and cytotoxicity 2022
- Synergistic activity of a novel class of azoimidazole dyes with polyvinylpyrrolidone-silver nanoparticles for the development of antibacterial textiles 2022
- New Highly Fluorescent Nucleobase Analogues as Biological Tools: Cytotoxicity Studies 2022
- Electrochemical characterization of imidazole-based carboxamidrazones in aqueous and organic solutions and structure-activity relationship 2022
- Halochromic properties of a 5-aminoimidazole-4-carboxamidrazone and its application to wool 2022
- Mechanism and structure-activity relationship of the antimicrobial imidazole-based carboxamidrazones 2022
- Structure-reactivity Relationship of the Antimicrobial Imidazole-based Carboxamidrazones 2021
- New Highly Fluorescent Nucleobase Analogues as Biological Tools: Photophysical Studies 2021
- Novel Halochromic and Antimicrobial Azopyrimidine Dyes: Synthesis, Colorimetric Studies and Biological Assays 2021
- Synthesis and Antimicrobial Activity of a New Class of Azoimidazoles 2021
- Characterization and Biological Properties of C. scolymus Leaves Extract 2021
- Characterization of thyme essential oil by NMR spectroscopy 2019
- Novel Imidazole Based Azo Dyes as New Chemosensors 2019
- Separation of Flavonoids and Anthocyanins from Roses 2019
- A Ciência da TV: verdade ou mito? (The Science of TV: truth or myth?) 2019
- 5-Aminoimidazol-4-carboxamidrazones as Potential Antifungals: New Advances to the Action Mechanism 2019
- Characterization and Biological Activity of Extracts from artichoke leaves 2019
- Extração e caracterização dos óleos essenciais presentes nas espécies tomilho vulgar e tomilho-limão 2018
- Detection and separation of lycopene and beta-carotene in tomato products: a new and sustainable chromatographic approach 2017
- Detection and Separation of Lycopene and Beta-carotene in Tomato Products: a new and sustainable chromatographic approach 2017
- Detection and Separation of Pigments in Flower Petals: a new and sustainable chromatographic approach 2017
- A Química na Saúde: a aventura de descobrir novos medicamentos 2016
- Novel alpha-hydrazononitriles from 4-cyanoformimidoyl-5-aminoimidazoles and hydrazines: characterization and isomerization 2016
- Chemical Approaches to Elucidate the Structure- Activity Relationship of the 5-Amino-N'-substituted-imidazole-4-carbohydrazonamides as Antifungal Agents 2016
- Novel alpha-hydrazononitriles from 4- cyanoformimidoyl-5-aminoimidazoles and hydrazines: characterization and isomerization 2016
- AMEC nas empresas: Experimentar ciência em contexto empresarial 2016
- Chemical approaches to elucidate the structure-activity relationship of the 5-amino-N'-substituted-imidazole-4-carbohydrazonamides as antifungal agents 2016
- Nova abordagem para a síntese de guaninas e 2,6-diaminopurinas: caminho para a descoberta de novas purinas com potente atividade anticancerígena 2016
- A Química na Saúde: a aventura de descobrir novos medicamentos (Chemistry in Health: the adventure of discovering new medicines) 2016
- The synthesis of new 5-aminoimidazoles as potential antifungal agents 2016
- A new and efficient synthesis of N3-cycloalkylamino-6,8-diaminopurines 2015
- A new and efficient synthesis of N3-cycloalkylamino-6,8- diaminopurines 2015
- A novel and efficient approach to new N3-substituted-6,8-diaminopurines 2015
- Antifungal action of three (Z)-5-amino-N'-aryl-1-methyl-1H-imidazole-4-carbohydrazonamides 2015
- Antifungal action of three (Z)-5-amino-N'-aryl-1-methyl-1H-imidazole-4-carbohydrazonamides 2015
- A novel and efficient approach to new N3-substituted-6,8- diaminopurines 2015
- The Synthesis of New 6-Hydrazinopurines as Potential Anticancer Agents 2015
- The Synthesis of Novel 5-Aminoimidazoles Derivatives with Anticancer Activity 2015
- The synthesis of new 6-hydrazinopurines as potential anticancer agents 2015
- The synthesis of novel 5-aminoimidazoles derivatives with anticancer activity 2015
- A Química da Vida: as cores da primavera, do verão e do outono (The Chemistry of Life: the colors of spring, summer and autumn) 2015
- A new and efficient synthesis of benzoimidazopurine derivatives 2015
- Synthesis and anticancer activity of N3-substituted-6,8-diaminopurines 2015
- Action of three (Z)-5-amino-N'-aryl-1-methyl-1H-imidazole-4-carbohydrazonamides on mitochondrial activity of Candida sp. and its effect in NO production 2014
- Action of three (Z)-5-amino-N'-aryl-1-methyl-1H-imidazole4-carbohydrazonamides on mitochondrial activity of Candida 2014
- Action of three (Z)-5- amino-N'-aryl-1-methyl-1H-imidazole-4-carbohydrazonamides on mitochondrial activity of Candida sp. and its effect in NO production 2014
- High in vitro activity of synthetic 5-aminoimidazole-4-carboxamidrazones against Candida biofilms formation on nanohydroxyapatite 2014
- High in vitro activity of synthetic 5-aminoimidazole-4-carboxamidrazones against Candida biofilms formation on nanohydroxyapatite 2014
- Characterization of New 5-Aminoimidazole Derivatives 2014
- Characterization of new 5-aminoimidazole derivatives 2014
- NMR Characterization of New 2,6- and 6,8- Diaminopurines 2014
- NMR Characterization of new 2,6- and 6,8-diaminopurines 2014
- Universidade e Escolas Secundárias em rede: Projeto “A minha Escola de Ciências 2014
- Regiospecific Synthesis of N-Substituted 2-Oxopurine-6- carboxamidines 2013
- The Synthesis of 2-Aryl-hypoxanthines: A Novel and Efficient Synthetic Approach 2013
- Separation of carotenoids, chlorophylls and flavonoids in plant leaves: a simple and ecological approach 2013
- A new simple and efficient synthesis of benzimidazoles 2013
- Synthesis and Anticancer Activity of 6-Aryl Adenines 2013
- Synthesis and Antimicrobial Activity of 5-Aminoimidazoles Incorporating N-phenylhydrazonoyl Moiety 2013
- Synthesis of 6-(N-methyl)carboxamidino-2-oxopurines as Potential Antimycobacterial Agents 2013
- "Science Festival" 2013
- "Tertúlias FNACiência: the socialization of knowledge" 2013
- A new simple and efficient synthesis of imidazolil benzimidazoles 2013
- A novel and efficient approach to the synthesis of 2,6-diaminopurines 2013
- A novel and facile synthetic approach to N9-substituted guanines 2013
- Regiospecific synthesis of N-substituted 2-oxopurine-6-carboxamidines 2013
- Separação de carotenoides, clorofilas e flavonoides em folhas de plantas: uma abordagem simples e ecológica 2013
- Synthesis and anticancer activity of 6-aryl Adenines 2013
- Synthesis and antimicrobial activity of 5-Aminoimidazoles incorporating N-Phenylhydrazonoyl moiety 2013
- Synthesis and antimicrobial activity of 5-Aminoimidazoles incorporating a substituted N-Phenyl amidrazonoyl moiety 2013
- Synthesis of 6-(N-methyl)carboxamidino-2-oxopurines as potential antimycobacterial agents 2013
- The synthesis of 2-aryl-hypoxanthines: a novel and efficient synthetic approach 2013
- Synthesis and antimicrobial activity of cianoformimidoyl imidazoles incorporating a N-Phenyl hydrazhydrazonoyl moiety 2012
- Synthesis of 4-amidinoimidazoles incorporating a cyanamide moiety : novel precursors for biologically important purines 2012
- Synthesis of 4-amidinoimidazoles incorporating a cyanamide moiety: novel precursors for biologically important purines 2012
- 6-Amidinopurines as convenient precursors to pyrimido[5,4-d]pyrimidines for sar studies on Mycobacterium tuberculosis 2012
- A new simple and efficient synthesis of 6-aryladenines 2012
- A novel and efficient approach to 2-amino-6-cyanopurines 2012
- An efficient synthesis of 1,2,4-triazoles analogs with potencial biological activity 2012
- Synthesis and anticancer activity of 2,6,9-trisubstituted adenines 2012
- Synthesis and antimicrobial activity of 4-(N-aryl)cyanoformimidoyl imidazoles 2012
- Synthesis and antimicrobial activity of cyanoformimidoyl imidazoles incorporating a N-phenylhydrazonoyl moiety 2012
- Synthesis and antimycobacterial activity of 2-oxopurines 2012
- Synthesis of novel 6-benzylaminopurine derivatives 2012
- The efficient and regioselective synthesis of N1-aryl isoguanines: A mechanistic approach 2012
- Synthesis of 2,6,9- trissubstituted adenine scaffold for adenosine receptors 2011
- The regioselective synthesis of 2,6,9-trisubstituted adenines: a mechanistic approach 2011
- The synthesis of [1,2,4]-triazolo[5,1-i]purines : two competitive reaction pathways 2011
- The synthesis of isoguanines and pyrroles from a common imidazole intermediate 2011
- The synthesis of 6-Arylaminopurines as Potential Anti-cancer Agents 2010
- 5-Aminoimidazoles as versatile synthetic precursors for 2-substituted adenine analogs 2010
- 1,2,4-Triazolo[5,1-i]purines as Potent Adenosine Ligands: A Novel Synthetic Approach 2010
- The Synthesis of 6-Cyanopurines as Potential Antimycobacterial Agents 2010
- An efficient Synthesis to New 1,2,4[5,1-i]purines as Potential Adenosine A3 Receptor Ligands 2010
- A new synthetic method to the synthesis of 1H-imidazole-4-carbohidrazonoyl cyanides 2009
- Reactivity of 5-amino-4- cyanoformimidoyimidazoles with primary amines 2009
- The Reaction of 5-Amidino-4-Cyano Imidazole with Amines and Hydrazines 2009
- The Reactions of 5-Amino-4-Cyanoformimifdoyl Imidazoles with Nitrogen Nucleophyles 2009
- The Synthesis of New 8-Aryl and Heteroaryl- 1,2,4-triazolo[5,1-i]purines 2009
- Derivatives of 5-Amino-4[(N- ethoxycarbonyl)cyanoformimidoyl] imidazoles: the Chemistry and Antimycobacterial Evaluation 2008
- N-Substituted Adenine Analogs: a Simple Synthetic Approach from 5-Aminoimidazoles 2008
- New approach to the synthesis of imidazolyl-3-substituted[1,2,4]triazoles 2008
- Synthesis and Antimycobacterial Evaluation of Imidazolyl-2-aryl-[1,2,4]triazol-3-ones 2008
- Urea-based approach to the synthesis of 6-cyano-8-oxopurines: scope and limitations 2008
- Synthesis of new imidazolyl[1,2,4]triazoles 2008
- Novel 1,3-dihydro-2-imidazolone derivatives: important building blocks in organic synthesis 2007
- The synthesis of 6-[(hetero)arylcarbonyl)hydrazino]-2- oxopurines: a new class of isoguanine derivatives 2007
- "The 5-(4-imidazolyl)[1,2,4]triazol-3-ones as precursors of new [1,2,4]triazolo[5,1-i]purines 2006
- A new synthesis of 3-(4-imidazolyl)[1,2,4]oxadiazol-5-ones and [1,2,4]oxadiazolo[3,2-i]purines 2006
- Reactivity of 5-Amino-4-[(N- ethoxycarbonyl)cyanoformimidoyl]-imidazole with Hydrazides 2006
- Studies on the reaction of 4-cyanoformimidoyl imidazol-2-one with ethoxymethylenemalononitrile 2006
- The Reaction of N1-Aryl and N1-Alkyl-2-oxo-2,3- dihydro-imidazoles with Electron-deficient Alkenes 2006
- The Synthesis Of Novel 4-Carboxamidine 5-cyano-2-oxo imidazoles”, 2006
- Synthesis and characterization of 1,2-dihydro-6H-diazepines 2005
- Synthesis and characterization of 5-Amino-1-aryl-4-[N-alkyl-N-ethoxycarbonyl)amidino]imidazoles 2005
- Synthesis of 2-Aryl-6-carbamoylpurines 2005
- The reactivity of 2-oxoimidazoles: preliminary studies 2005
- The Synthesis of 6-amidino-2-oxopurines revisited: new evidence for the reaction mechanism 2004
- The Synthesis of novel [1,2,4]triazolo[5,1-i]purines 2004
- A New Synthesis of isoguanine derivatives 2002
- An efficient synthesis of 5-(imidazo-4-yl)-[1,2,3]triazol-3-ones 2001
- Synthesis of 6-(N-alkylamidino)-2-oxopurines and reaction with primary amines 2001
- An unexpected rearrangement in the reaction of acyl isocyanates with 5-amino-4-cyanoformimidoylimidazoles 2000
- Diaminomaleonitrile revisited: the reaction of aromatic aldehydes and isocyanates 2000
- Reacções de acilação de N-aril e N-alquil N’-1,2- (dicianovinil)formamidinas com isocianatos 2000
- The reaction of 2-oxo-6-tosylamidinopurines with amines 2000
- 19. B. L. Booth, Isabel M. Cabral, Alice M. Dias and M. Fernanda Proença, “ The synthesis of 6-amidino-2- oxopurines: a mechanistic approach 1999
- A new synthethic approach to 4- imidazolyl-1,2-dihydroimidazole-2-ones 1999
- Substituted imidazoles as precursors of adenine derivatives 1999
- The reaction of 5-amino-4- cyanoformimidoylimidazoles with nucleophiles 1999
- The reaction of 5-amino-4-cyanoformimidoyl imidazoles with tosyl isocyanate: a mechanistic approach 1999
- The reaction of alpha-aminonitriles with isocyanates 1998
- XVIIIth European Colloquium on Heterocyclic Chemistry 1998
- 12. B.L. Booth, A.M. Dias, M.F. Proença, "The reaction of tosyl isocyanate with 2-amino-1,2-dicyanovinyl formamidines 1997
- 5-amino imidazoles as precursors of purine analogs 1997
- The reaction of 5-Aminoimidazoles with tosyl isocyanate 1996
- The reaction of 5-amino-4- cyanoformimidoyl imidazole with ketones: a mechanistic approach 1995
- The reaction of 5-amino-4-cyano and 5-amino-4-cyanoformimidoyl imidazoles with tosyl isocyanate 1995
- Synthesis and acid hydrolysis of 6-alkoxypurines 1994
- The chemistry of 5-acetamido-4-cyanoformimidoyl-1-(2´- hydroxyethyl)imidazole: some reactions leading to 6-cyano, 6-alkoxy and 6-oxo purines 1994
- Synthesis of 5-amino-8-(2´-hydroxyethyl)-2-oxo-4-tosylamino- imidazo(5,4-d)diazepine 1993
- Synthesis of 6-cyano-2-oxo-(2'-hydroxyethyl)purine 1992
- The reaction of ethyl chloroformate with 5- amino-4-(cyanoformimidoyl) imidazoles 1991
- Synthesis of 9-hydroxyalkyl-6-substituted purines from the corresponding 5-amino-4-cyanoformimidoyl imidazoles 1990
- The synthesis of 5-amino-4-(cyanoformimidoyl)-1-hydroxyethyl imidazole: A precursor for N-9 hydroxyethyl purines 1988
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livro
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poster de conferência
- CConjugating azoimidazoles and gold nanoparticles for a synergistic antimicrobial effect against bacteria and yeasts 2023
- Novel halochromic and antimicrobial azopyrimidine dyes: synthesis, colorimetric studies and biological assays 2021
- Synthesis and antimicrobial activity of a new class of azoimidazoles 2021
- Characterization and biological activity of extracts from artichoke leaves 2019
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teses