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Mostrando ítems 1-10 de 23

Highly efficient palladium-catalyzed Suzuki-Miyaura reactions of potassium aryltrifluoroborates with 5-iodo-1,3-dioxin-4-ones in water: an approach to alpha-aryl-beta-ketoesters

VIEIRA, Adriano S.; CUNHA, Rodrigo L. O. R.; KLITZKE, Clecio F.; ZUKERMAN-SCHPECTOR, Julio; STEFANI, Helio A. (PERGAMON-ELSEVIER SCIENCE LTD, 2010)

The high efficient palladium-catalyzed Suzuki-Miyaura reactions of potassium aryltrifluoroborates 3 with 5-iodo-1,3-dioxin-4-ones 2a-b in water as only solvent in the presence of n-Bu(4)NOH as base is reported. The respective ...

Gold-catalyzed addition of β-ketoesters to alkenes: influence of electronic and steric effects in the reaction outcome

La Venia, Agustina; Mischne, Mirta P.; Mata, Ernesto Gabino (MDPI, 2020)

Ozonolysis of Morita-Baylis-Hillman adducts originated from aromatic aldehydes: an expeditious diastereoselective approach for the preparation of alpha,beta-dihydroxy-esters

Abella, CAM; Rezende, P; de Souza, MFL; Coelho, F (Pergamon-elsevier Science LtdOxfordInglaterra, 2008)

Najera oxime-derived palladacycles catalyze intermolecular Heck reaction with Morita-Baylis-Hillman adducts. An improved and highly efficient synthesis of alpha-benzyl-beta-ketoesters

Ferreira, BRV; Pirovani, RV; Souza, LG; Coelho, F (Pergamon-elsevier Science LtdOxfordInglaterra, 2009)

Theoretical studies of the asymmetric alkylation reaction on chiral enamines

Burtoloso, ACB; Albuquerque, MG; Aguiar, LCD (Elsevier Science BvAmsterdamHolanda, 2005)

Heck Reaction on Morita-Baylis-Hillman Adducts: Diastereoselective Synthesis of Pyrrolizidinones and Pyrrolizidines

Freire, KRD; Tormena, CF; Coelho, F (Georg Thieme Verlag KgStuttgartAlemanha, 2011)

Estudos visando a sintese enantio e diasterosseletiva de um analogo do residuo N-terminal de nikkomicinas BStudies towards enantio and diastereoselective sunthesis of N-terminal residue of nikkomycin B analogue

Milagre, Cintia Duarte de Freitas ([s.n.], 2007)

Diastereoselective reduction of E and Z alpha-alkoxyimino-beta-ketoesters by sodium borohydride

Correa, IR; Moran, PJS (Pergamon-elsevier Science LtdOxfordInglaterra, 1999)

Sintese de B-piperonil-y-butirolactona e B-lactamas utilizando reações de Morita-Baylis-HillmanSynthesis of beta-piperonil-gamma-butirolactone and beta-lactams using reactions of Morita-Baylis-Hilman

André, Marcelo Fabiano, 1978- ([s.n.], 2009)

Chemoenzymatic Synthesis of alpha-Hydroxy-beta-methyl-gamma-hydroxy Esters: Role of the Keto-Enol Equilibrium To Control the Stereoselective Hydrogenation in a Key Step

Universidade Estadual de Campinas (UNICAMP); Universidade Estadual Paulista (Unesp) (Amer Chemical Soc, 2010-03-05)

alpha-Hydroxy-beta-methyl-gamma-hydroxy esters not only are found in many natural products and potent drugs but also are useful intermediates in organic synthesis due to their highly functionalized skeleton that can be ...