Results 11 to 20 of about 5,414 (199)

Comprehensive Characterization of Key Flavor‐Active Compounds in Chestnut Liquors Using Complementary HS–SPME–GC–MS and HS–GC–IMS Approaches

open access: yesFood Frontiers
The flavor profile and characteristic flavor substances of nine chestnut liquors and three traditional Chinese liquors (Baijiu) were investigated using headspace–gas chromatography–ion mobility spectrometry (HS–GC–IMS), headspace–solid phase ...
Tingting Qi   +8 more
doaj   +2 more sources

Effects of Cooking Methods on the Flavor Characteristics of Volatiles of <i>Boletus edulis</i> Based on GC-IMS, E-Nose, and Sensory Evaluation. [PDF]

open access: yesFood Sci Nutr
This study successfully established characteristic fingerprints of volatile flavor components in Boletus edulis subjected to different cooking methods. Using principal component analysis (PCA) to quantitatively evaluate changes in flavor substances, and combined with a sensory evaluation system, it comprehensively assessed the impact of cooking ...
Wu X   +7 more
europepmc   +2 more sources

Features of the Chemical Interaction of 2-Furaldehyde and 1,3,5-Trihydroxybenzene in an Alkaline Medium to Obtain a Plasticizing Additive

open access: yesChemEngineering, 2021
The paper presents data on the study of the polycondensation of 2-furaldehyde and 1,3,5-trihydroxybenzene in an alkaline medium to obtain a plasticizing additive.
Valentina Anatolyevna Poluektova   +3 more
doaj   +1 more source

Slow pyrolysis of waste navel orange peels with metal oxide catalysts to produce high-grade bio-oil

open access: yesGreen Processing and Synthesis, 2022
Renewable biomass resources have become increasingly attractive in recent years. In this study, the pyrolysis of waste navel orange peels was carried out with different metal oxides (Cu2O, CaO, V2O5, Fe2O3, and ZnO) in a tube furnace to obtain high ...
Zhang Wei   +4 more
doaj   +1 more source

Detection of 2FAL Furanic Compound in Transformer Oil Using Optical Spectroscopy Method and Verification Using Morse Oscillation Theory

open access: yesIEEE Access, 2020
The condition of a power transformer can be predicted based on the contents of the transformer oil. One of the most common parameters that are observed in the transformer oil is 2-Furaldehyde, a compound that is produced due to the aging of Kraft paper ...
Vimal Angela Thiviyanathan   +4 more
doaj   +1 more source

High-performance liquid chromatographic determination of 2-furaldehyde and 5-hydroxymethyl-2-furaldehyde in honey [PDF]

open access: yesJournal of Chromatography A, 1996
Abstract A method of determination of 2-furaldehyde (F) and 5-hydroxymethyl-2-furaldehyde (HMF) in honey by high-performance liquid chromatography (HPLC) is described. The method is based on the formation of the 2,4-dinitrophenylhydrazones of carbonyl compounds and subsequent reversed-phase separation of these derivatives.
LO COCO, Filippo   +3 more
openaire   +3 more sources

Metallic complexes from 2-furaldehyde semicarbazone and 5-methyl-(2-furaldehyde) semicarbazone [PDF]

open access: yesTransition Metal Chemistry, 1999
The synthesis and characterization of Co II , Ni II , Cu II and Cd II complexes with 2-furfuralsemicarbazone (FSC) and 5-methyl 2-furfuralsemicarbazone (MFSC) are reported. These ligands lead to the complexes: [ML 2 X 2 ] or [MLX 2 ] (L = FSC or MFSC) whose structures were determined using elemental analysis, molar conductivity, magnetic measurements ...
Ibrahim, Ghassan   +3 more
openaire   +2 more sources

Interplay between Polymorphism and Isostructurality in the 2-Fur- and 2-Thenaldehyde Semi- and Thiosemicarbazones

open access: yesMolecules, 2020
The four compounds, namely: 5-nitro-2-furaldehyde thiosemicarbazone (1); 5-nitro-2-thiophene thiosemicarbazone (2); 5-nitro-2-furaldehyde semicarbazone (3); and 5-nitro-2-thiophene semicarbazone (4) were synthesized and crystallized.
Marcin Swiatkowski   +4 more
doaj   +1 more source

The determination of furaldehyde and benzaldehyde in plum brandy [PDF]

open access: yesHemijska Industrija, 2005
Among all alcohol liqueurs, brandies from drupaceous plants are characterized with the highest level of hydro cyanic acid, benzaldehyde and ethylcarbamate.
Rajković Miloš B., Perić Lazar
doaj   +1 more source

Honey volatiles as a fingerprint for botanical origin: a review on their occurrence on monofloral honeys [PDF]

open access: yes, 2020
Honeys have specific organoleptic characteristics, with nutritional and health benefits, being highly appreciated by consumers, not only in food but also in the pharmaceutical and cosmetic industries. Honey composition varies between regions according to
Figueiredo, Ana Cristina   +3 more
core   +1 more source

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