(+)- and (−)-Mutisianthol: First Total Synthesis, Absolute Configuration, and Antitumor Activity von Bianco, Graziela G., Ferraz, Helena M. C., Costa, Arinice M., Costa-Lotufo, Letícia V., Pessoa, Cláudia, de Moraes, Manoel O., Schrems, Marcus G., Pfaltz, Andreas, Silva, Luiz F.

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A Ring Contraction Strategy toward a Diastereoselective Total Synthesis of (+)-Bakkenolide A von Carneiro, Vânia M. T, Ferraz, Helena M. C, Vieira, Tiago O, Ishikawa, Eloisa E, Silva, Luiz F

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Bicyclic β-Hydroxytetrahydrofurans as Precursors of Medium Ring Keto-Lactones von Ferraz, Helena M. C, Longo, Luiz S

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Synthetic Approaches to Naturally Occurring Ten-Membered-Ring Lactones von Ferraz, Helena M., Bombonato, Fernanda I., Longo Jr, Luiz S.

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Efficient Entry into Medium-Ring Keto-Lactones. The Ruthenium Tetraoxide-Promoted Oxidative Cleavage of β-Hydroxyethers von Ferraz, Helena M. C, Longo, Luiz S

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Unexpected Synthesis of Conformationally Restricted Analogues of γ-Amino Butyric Acid (GABA):  Mechanism Elucidation by Electrospray Ionization Mass Spectrometry von Ferraz, Helena M. C, Pereira, Fernando L. C, Gonçalo, Érika R. S, Santos, Leonardo S, Eberlin, Marcos N

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Synthesis of Cyclic Enol Ethers from Alkenyl-β-dicarbonyl Compounds von Ferraz, Helena M. C, Sano, Myrian K, Nunes, Marta R. S, Bianco, Graziela G

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Thallium Trinitrate Mediated Oxidation of 3-Alkenols:  Ring Contraction vs Cyclization von Ferraz, Helena M. C, Longo, Luiz S, Zukerman-Schpector, Julio

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The Effect of Protecting Groups on Thallium(III)-Promoted Ring Contraction of 3-Alkenols von Ferraz, Helena M., Silva, Luiz F.

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Thallium(III)-Mediated Ring Contraction of cis-Octalins: An Approach for the Diastereoselective Construction of the nor-Bakkane Skeleton von Ferraz, Helena M., Vieira, Tiago O., Silva, Luiz F.

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Natural occurrence, biological activities and synthesis of eight-, nine-, and eleven-membered ring lactones von Ferraz, Helena M. C., Bombonato, Fernanda I., Sano, Myrian K., Longo Jr, Luiz S.

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Rearrangement of Homoallylic Alcohols with Thallium(III): Diastereoselective Synthesis of Indans Bearing a β-Hydroxy Ketone Moiety von Silva, Luiz F., Quintiliano, Samir A., Craveiro, Marcus V., Vieira, Fabiana Y., Ferraz, Helena M.

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A Short Route to (−)-Mintlactone by Thallium(III)-Mediated Cyclization of (−)-Isopulegol von Ferraz, Helena M. C, Grazini, Mônica V. A, Ribeiro, Carlos M. R, Brocksom, Ursula, Brocksom, Timothy J

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A New and Efficient Approach to Cyclic .beta.-Enamino Esters and .beta.-Enamino Ketones by Iodine-Promoted Cyclization von Ferraz, Helena M. C, de Oliveira, Eliseu O, Payret-Arrua, M. Elena, Brandt, Carlos A

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Syntheses of Mintlactone and Isomintlactone von Ferraz, Helena M., Longo Jr, Luiz S., Grazini, Mônica V.

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Rearrangement of beta,gamma-unsaturated esters with thallium trinitrate: synthesis of indans bearing a beta-keto ester moiety von Silva Jr, Luiz F., Pedrozo, Eliane C., Ferraz, Helena M. C.

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Thallium Trinitrate Mediated Ring Contraction of trans-2-Decalones:  An Alternative Entry to the Hydrindane System von Ferraz, Helena M. C, Silva, Luiz F

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Bioreduction of substituted a-tetralones promoted by Daucus carota root von Ferraz, Helena M. C., Bianco, Graziela G., Bombonato, Fernanda I., Andrade, Leandro H., Porto, André L. M.

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Thallium trinitrate mediated ring contraction of cis-2-decalones von Ferraz, Helena M. C., Silva Jr, Luiz F.

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Síntese de enaminonas von Ferraz, Helena M. C, Pereira, Fernando L. C.

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