Pamela M. Silva

Carbonylative Coupling of 1-Iodoglucal and Amino Acids: Access to New Fluorescent Sugar Amino Acids

Pamela M. Silva, Mônica F. Z. J. Toledo, Flávia Manarin, Daniel Carvalho Pimenta et autres

High Resolution Image Download MS PowerPoint Slide This study reports on the development of a palladium-catalyzed carbonylative coupling reaction for synthesizing glucal amino acids and fluorescent amino acid derivatives. A metal carbonyl was employed as a CO surrogate, avoiding the use of …

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Photosynthetic acclimation of the seagrass Halodule wrightii Asch. in air-exposed meadows

Pamela M. Silva, José Bonomi‐Barufi, Marcus Vinícius Loss Sperandio, Josias Alexandre da Silva Filho et autres

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1-Iodoglycal: A Versatile Intermediate for the Synthesis of d -Glyco Amides and Esters Employing Carbonylative Cross-Coupling Reaction

Milene M. Hornink, Mônica F. Z. J. Toledo, Daniel Carvalho Pimenta, Caio Paschoalin et autres

High Resolution Image Download MS PowerPoint Slide In this study, we present the development of two catalytic processes: a Pd-PEPPSI-catalyzed aminocarbonylation and a Pd(OAc) 2 -Xantphos-catalyzed alkoxycarbonylation of d -glycals, utilizing carbonylative cross-coupling reactions. We explored successfully various types of aromatic amines, …

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Heterocyclic chalcone derivatives: Synthesis and biological activity evaluation

Carmen Mariana Machado, P. Pinto, Pamela M. Silva, Dennys Ramon de Melo Fernandes Almeida et autres

Aim: Synthesis of new heterocyclic chalcone derivatives with promising antitumor activity. Introduction: Natural chalcones have been intensively studied for their wide range of biological activities, namely antitumor.1 Possessing two electrophilic reactive centers at α,β-unsaturated ketone group, chalcone derivatives can participate in addition …

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Diterpenoids from Calceolaria petioalaris

Pamela M. Silva, Marı́a C. Chamy, Marisa Piovano, Juan Antonio Garbarino

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