Search Results - "de Amorim, Mauro Barbosa"

Structure reassignment and absolute configuration of 9- epi-presilphiperfolan-1-ol by Joseph-Nathan, Pedro, Leitão, Suzana Guimarães, Pinto, Shaft Corrêa, Leitão, Gilda Guimarães, Bizzo, Humberto Ribeiro, Costa, Fabio Luiz Paranhos, Amorim, Mauro Barbosa de, Martinez, Natalia, Dellacassa, Eduardo, Hernández-Barragán, Angelina, Pérez-Hernández, Nury

“…Reevaluation of 13C NMR data in combination with X-ray diffraction and VCD studies led us to reassign the structure of (−)- epi-presilphiperfolan-1-ol ( 1),…”
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Structural determination of complex natural products by quantum mechanical calculations of 13C NMR chemical shifts: development of a parameterized protocol for terpenes by de Albuquerque, Ana Carolina Ferreira, Ribeiro, Daniel Joras, de Amorim, Mauro Barbosa

“…Nuclear magnetic resonance (NMR) spectroscopy is one of the most important tools for determining the structures of organic molecules. Despite the advances made…”
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(−)- epi-Presilphiperfolan-1-ol, a new triquinane sesquiterpene from the essential oil of Anemia tomentosa var. anthriscifolia (Pteridophyta) by Pinto, Shaft Corrêa, Leitão, Gilda Guimarães, Bizzo, Humberto Ribeiro, Martinez, Natalia, Dellacassa, Eduardo, dos Santos, Fernando Martins, Costa, Fabio Luiz Paranhos, Amorim, Mauro Barbosa de, Leitão, Suzana Guimarães

“…The isolation and structure elucidation of (−)- epi-presilphiperfolan-1-ol from the essential oil of Anemia tomentosa var. anthriscifolia are reported. (−)-…”
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Structural determination of complex natural products by quantum mechanical calculations of (13)C NMR chemical shifts: development of a parameterized protocol for terpenes by de Albuquerque, Ana Carolina Ferreira, Ribeiro, Daniel Joras, de Amorim, Mauro Barbosa

“…Nuclear magnetic resonance (NMR) spectroscopy is one of the most important tools for determining the structures of organic molecules. Despite the advances made…”
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GIAO‐HDFT scaling factor for 13 C NMR chemical shifts calculation by Costa, Fabio Luiz Paranhos, de Albuquerque, Ana Carolina Ferreira, dos Santos, Fernando Martins, de Amorim, Mauro Barbosa

“…Abstract In this paper, we present a GIAO‐HDFT scaling factor study, in which we intent to investigate the ability of GIAO‐HDFT/cc‐pVDZ to achieve a high…”
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GIAO-HDFT scaling factor for 13C NMR chemical shifts calculation by Costa, Fabio Luiz Paranhos, de Albuquerque, Ana Carolina Ferreira, dos Santos Jr, Fernando Martins, de Amorim, Mauro Barbosa

“…In this paper, we present a GIAO‐HDFT scaling factor study, in which we intent to investigate the ability of GIAO‐HDFT/cc‐pVDZ to achieve a high…”
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