Results 31 to 40 of about 17,683 (250)
Determination and preliminary investigation of furfural compounds in coffee and its products
Zhongguo shipin weisheng zazhi, 2023 ObjectiveThis study aimed to provide basic data for the regulatory authorities to formulate regulatory policies or for the preparation and revision of national standards by investigating the content level of furfural pollutants in coffee and its products.
LU Suge +4 more
doaj +1 more source
Foods, 2021 Insect-based products are novel foods (NF) that merit careful study. For this reason, in this work a method has been developed for the simultaneous analysis of four food processing contaminants (FPC), acrylamide (AA), 5-hydroxymethylfurfural, (HMF), 5 ...
Lorena González-Gómez +3 more
doaj +1 more source
Whole Cell Biocatalysis of 5-Hydroxymethylfurfural for Sustainable Biorefineries [PDF]
Catalysts, 2022 The implementation of cost-effective and sustainable biorefineries to substitute the petroleum-based economy is dependent on coupling the production of bioenergy with high-value chemicals. For this purpose, the US Department of Energy identified a group of key target compounds to be produced from renewable biomass.
Joana T. Cunha +2 more
openaire +4 more sources
A hydrothermally stable Ytterbium metal-organic framework as a bifunctional solid-acid catalyst for glucose conversion [PDF]
, 2019 Yb6(BDC)7(OH)4(H2O)4 contains both bridging hydroxyls and metal-coordinated waters, possessing Brønsted and Lewis acid sites. The material crystallises from water at 200C.
Burnett, David L. +8 more
core +1 more source
Production of 5-hydroxymethylfurfural from fructose by using sulfated nano alumina [PDF]
شیمی کاربردی روز, 2018 In the present paper, conversion of biomass derived fructose to 5-hydroxymethyl furfural by using sulfated alumina and sulfated nano alumina has been investigated. Preparation of catalysts achieved by sulfonation of Al2O3 and nano-Al2O3 by chlorosulfonic
Alireza Najafi Chermahini +2 more
doaj +1 more source
Molecules, 2021 Understanding the specific response of yeast cells to environmental stress factors is the starting point for selecting the conditions of adaptive culture in order to obtain a yeast line with increased resistance to a given stress factor.
Grzegorz Kłosowski, Dawid Mikulski
doaj +1 more source
Angewandte Chemie, EarlyView.This review highlights recent advances in integrating biocatalysis and chemocatalysis in continuous flow to create streamlined, sustainable processes. It examines chemo‐enzymatic cascades combining at least one enzymatic and one chemical step, discusses challenges such as enzyme immobilization, leaching, and reactor clogging, and presents solutions ...
Petros Siasiaridis +2 more
wiley +2 more sources
Use of Alternative Wood for the Ageing of Brandy de Jerez [PDF]
, 2020 The use of alternative types of wood has arisen for the aging of the Brandy de Jerez, on a pilot plant level. In particular, besides the use of American oak, two more types of oak have been studied, French oak and Spanish oak, allowed by the Technical ...
Delgado González, Manuel Jesús +6 more
core +1 more source
5-Hydroxymethylfurfural content in foodstuffs determined by micellar electrokinetic chromatography [PDF]
, 2016 Micellar electrokinetic chromatography (MEKC) has been applied for the determination of 5-hydroxymethylfurfural in several foodstuffs. A 75 mM phosphate buffer solution at pH 8.0 containing 100 mM sodium dodecylsulfate was used as background electrolyte (
Galcerán Huguet, M. Teresa +3 more
core +1 more source
Green Synthesis and Catalysis, 2021 The global energy shortage has become more and more serious, which promotes the urgent need to shift to sustainable development. The value-added 5-hydroxymethylfurfural (HMF) can be derived from biomass wastes and can be used to synthesize various ...
Yuchao Shao +4 more
doaj +1 more source