Extraction of volatile oil from Croton zehntneri Pax et Hoff with pressurized CO2: solubility, composition and kinetics

Croton zehntneri Pax et Hoff is indigenous to the Northeastern of Brazil; is rich in (E)-anethole and is largely used in cooking to impart flavor to a variety of foods; is used in folk medicine to treat indigestion, insomnia, etc. In this work the volatile oil from C. zehntneri was extracted using p...

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Principais autores: Chiavone Filho, Osvaldo, Sousa, Elisa Maria Bittencourt Dutra de, Martınez, Julian, Rosa, Paulo de Tarso Vieira e, Domingos, Tyrone, Meireles, Maria Angela de Almeida
Formato: article
Idioma:English
Publicado em: Elsevier
Assuntos:
Croton zehntneri Pax et Hoff
Modeling
Solubility
Supercritical fluid extraction
Endereço do item:https://repositorio.ufrn.br/handle/123456789/44914
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spelling ri-123456789-449142021-11-16T14:31:25Z Extraction of volatile oil from Croton zehntneri Pax et Hoff with pressurized CO2: solubility, composition and kinetics Chiavone Filho, Osvaldo Sousa, Elisa Maria Bittencourt Dutra de Martınez, Julian Rosa, Paulo de Tarso Vieira e Domingos, Tyrone Meireles, Maria Angela de Almeida Croton zehntneri Pax et Hoff Modeling Solubility Supercritical fluid extraction Croton zehntneri Pax et Hoff is indigenous to the Northeastern of Brazil; is rich in (E)-anethole and is largely used in cooking to impart flavor to a variety of foods; is used in folk medicine to treat indigestion, insomnia, etc. In this work the volatile oil from C. zehntneri was extracted using pressurized CO2. Both kinetic and solubility experiments were performed at pressures of 66.7 and 78.5 bar and temperatures from 10 to 28 °C. The composition of the volatile oil was determined using gas chromatography. The maximum solubility (2.83 × 10−2 kg/kg) was observed at 15 ° and 66.7 bar while the maximum global yield (3.4%, mass) was detected at 20 °C at the same pressure. The volatile oil was formed predominantly by (E)-anethole (73.6%, area), alpha muurolene (7.51%), methyl chavicol or estragole (2.52%), germacrene D (2.11%) and small amounts of other terpenoidic compounds. The overall extraction curves were fitted by several models from the literature. The models that best described the overall extraction curves were the Goto et al., Martínez et al., and Sovová 2021-11-16T14:31:24Z 2021-11-16T14:31:24Z 2005-08 article SOUSA, Elisa Maria Bittencourt Dutra de ; CHIAVONE FILHO, Osvaldo; MARTINEZ, J.; ROSA, P. T. V. DOMINGOS, T.; A.MEIRELES, M. Angela. Extraction of volatile oil from Croton zehntneri Pax et Hoff with pressurized CO2: solubility, composition and kinetics. Journal of Food Engineering, USA, v. 69, p. 325-333, 2005. Disponível em: https://www.sciencedirect.com/science/article/abs/pii/S0260877404003802?via%3Dihub Acesso em: 16 jun. 2021. https://doi.org/10.1016/j.jfoodeng.2004.08.023. 0260-8774 https://repositorio.ufrn.br/handle/123456789/44914 10.1016/j.jfoodeng.2004.08.023 en Attribution 3.0 Brazil http://creativecommons.org/licenses/by/3.0/br/ application/pdf Elsevier
institution Repositório Institucional
collection RI - UFRN
language English
topic Croton zehntneri Pax et Hoff
Modeling
Solubility
Supercritical fluid extraction
spellingShingle Croton zehntneri Pax et Hoff
Modeling
Solubility
Supercritical fluid extraction
Chiavone Filho, Osvaldo
Sousa, Elisa Maria Bittencourt Dutra de
Martınez, Julian
Rosa, Paulo de Tarso Vieira e
Domingos, Tyrone
Meireles, Maria Angela de Almeida
Extraction of volatile oil from Croton zehntneri Pax et Hoff with pressurized CO2: solubility, composition and kinetics
description Croton zehntneri Pax et Hoff is indigenous to the Northeastern of Brazil; is rich in (E)-anethole and is largely used in cooking to impart flavor to a variety of foods; is used in folk medicine to treat indigestion, insomnia, etc. In this work the volatile oil from C. zehntneri was extracted using pressurized CO2. Both kinetic and solubility experiments were performed at pressures of 66.7 and 78.5 bar and temperatures from 10 to 28 °C. The composition of the volatile oil was determined using gas chromatography. The maximum solubility (2.83 × 10−2 kg/kg) was observed at 15 ° and 66.7 bar while the maximum global yield (3.4%, mass) was detected at 20 °C at the same pressure. The volatile oil was formed predominantly by (E)-anethole (73.6%, area), alpha muurolene (7.51%), methyl chavicol or estragole (2.52%), germacrene D (2.11%) and small amounts of other terpenoidic compounds. The overall extraction curves were fitted by several models from the literature. The models that best described the overall extraction curves were the Goto et al., Martínez et al., and Sovová
format article
author Chiavone Filho, Osvaldo
Sousa, Elisa Maria Bittencourt Dutra de
Martınez, Julian
Rosa, Paulo de Tarso Vieira e
Domingos, Tyrone
Meireles, Maria Angela de Almeida
author_facet Chiavone Filho, Osvaldo
Sousa, Elisa Maria Bittencourt Dutra de
Martınez, Julian
Rosa, Paulo de Tarso Vieira e
Domingos, Tyrone
Meireles, Maria Angela de Almeida
author_sort Chiavone Filho, Osvaldo
title Extraction of volatile oil from Croton zehntneri Pax et Hoff with pressurized CO2: solubility, composition and kinetics
title_short Extraction of volatile oil from Croton zehntneri Pax et Hoff with pressurized CO2: solubility, composition and kinetics
title_full Extraction of volatile oil from Croton zehntneri Pax et Hoff with pressurized CO2: solubility, composition and kinetics
title_fullStr Extraction of volatile oil from Croton zehntneri Pax et Hoff with pressurized CO2: solubility, composition and kinetics
title_full_unstemmed Extraction of volatile oil from Croton zehntneri Pax et Hoff with pressurized CO2: solubility, composition and kinetics
title_sort extraction of volatile oil from croton zehntneri pax et hoff with pressurized co2: solubility, composition and kinetics
publisher Elsevier
publishDate 2021
url https://repositorio.ufrn.br/handle/123456789/44914
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