A new urea adducts method for PUFA concentration using green food grade solvents and avoiding ethyl carbamate formation.

Ethyl carbamate Food grade Green solvent PUFA concentration Stearidonic acid (SDA) Urea adduct

Journal

Food chemistry
ISSN: 1873-7072
Titre abrégé: Food Chem
Pays: England
ID NLM: 7702639

Informations de publication

Date de publication:
30 Oct 2022
Historique:
received: 06 08 2021
revised: 04 05 2022
accepted: 08 05 2022
pubmed: 7 6 2022
medline: 18 6 2022
entrez: 6 6 2022
Statut: ppublish

Résumé

This study aimed to selectively enrich stearidonic acid (SDA) together with γ-linolenic acid (GLA) in Echium plantagineum oil by urea complexation. The complexation process at room temperature was carried out replacing common organic solvents, such as hexane and ethanol, by alternative compounds, included in Green Solvent and Food Grade categories, adapting this process towards the principles of Green Chemistry. This substitution was also intended to avoid the generation of the toxic compound ethyl carbamate. Among all the solvents studied, the mixture propionic acid and α-pinene provided the best results, leading to a final product comprised of ∼99% of PUFA, with ∼45% SDA (∼14% in the original oil), and without apparition of ethyl carbamate. The procedure was tested on other raw materials (salmon and microalgae oils). The solvent was efficiently recuperated from the liquid phase (∼87% recovery) and reutilized once with almost identical results.

Identifiants

pubmed: 35659697
pii: S0308-8146(22)01159-1
doi: 10.1016/j.foodchem.2022.133197
pii:
doi:

Substances chimiques

Fatty Acids, Omega-3 0
Plant Oils 0
Solvents 0
Urethane 3IN71E75Z5
Urea 8W8T17847W

Types de publication

Journal Article

Langues

eng

Sous-ensembles de citation

IM

Pagination

133197

Informations de copyright

Copyright © 2022 Elsevier Ltd. All rights reserved.

Auteurs

Luis Vázquez (L)

Department of Novel Food Production and Characterization, Institute of Food Science Research (CIAL) (CSIC-UAM), Nicolás Cabrera 9, 28049 Madrid, Spain; Sección Departamental de Ciencias de la Alimentación, Facultad de Ciencias, Universidad Autónoma de Madrid, 28049 Madrid, Spain. Electronic address: luis.vazquez@uam.es.

Mario Sánchez-Moyano (M)

Department of Novel Food Production and Characterization, Institute of Food Science Research (CIAL) (CSIC-UAM), Nicolás Cabrera 9, 28049 Madrid, Spain; Sección Departamental de Ciencias de la Alimentación, Facultad de Ciencias, Universidad Autónoma de Madrid, 28049 Madrid, Spain.

Lorena de la Iglesia (L)

Department of Novel Food Production and Characterization, Institute of Food Science Research (CIAL) (CSIC-UAM), Nicolás Cabrera 9, 28049 Madrid, Spain; Sección Departamental de Ciencias de la Alimentación, Facultad de Ciencias, Universidad Autónoma de Madrid, 28049 Madrid, Spain.

Guillermo Reglero (G)

Department of Novel Food Production and Characterization, Institute of Food Science Research (CIAL) (CSIC-UAM), Nicolás Cabrera 9, 28049 Madrid, Spain; Sección Departamental de Ciencias de la Alimentación, Facultad de Ciencias, Universidad Autónoma de Madrid, 28049 Madrid, Spain; IMDEA-Food Institute, CEI (UAM-CSIC), 28049 Madrid, Spain.

Carlos F Torres (CF)

Department of Novel Food Production and Characterization, Institute of Food Science Research (CIAL) (CSIC-UAM), Nicolás Cabrera 9, 28049 Madrid, Spain; Sección Departamental de Ciencias de la Alimentación, Facultad de Ciencias, Universidad Autónoma de Madrid, 28049 Madrid, Spain.

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Classifications MeSH