Results 81 to 90 of about 779,152 (270)

Efficient Conversion of Renewable Unsaturated Fatty Acid Methyl Esters by Cross-Metathesis with Eugenol [PDF]

open access: yesACS Omega, 2018
Cross-metathesis of unsaturated fatty acid methyl esters (methyl oleate (MO), methyl petroselinate (MP), and methyl erucate (ME), obtained from vegetable oils) with eugenol (obtained from clove oil) proceeded under green, mild conditions (in 2-propanol or ethanol at 50 °C) in the presence of a ruthenium-carbene catalyst (called a second-generation ...
Duy Le   +4 more
openaire   +4 more sources

Multifaceted Study of Medicago marina Essential Oil: Chemical Composition, Antidiabetic, and Phytotoxic Insights via In Vitro and In Silico Approaches

open access: yesChemistry &Biodiversity, EarlyView.
ABSTRACT The essential oil of Medicago marina was subjected to analysis at vegetative and reproductive stages of development, with a particular emphasis on its chemical composition, α‐amylase inhibition, and allelopathic activities. The results of the gas chromatography and molecular docking studies demonstrated alterations in oil yield and composition
Marwa Melliti   +9 more
wiley   +1 more source

Antibacterial Effects of the Essential Oils of CommonlyConsumed Medicinal Herbs Using an In Vitro Model. [PDF]

open access: yes, 2010
The chemical composition and antibacterial activity of essential oils from 10 commonly consumed herbs: Citrus aurantium, C. limon, Lavandula angustifolia, Matricaria chamomilla, Mentha piperita, M.
Brkic, D.   +4 more
core   +2 more sources

PLS-R Calibration Models for Wine Spirit Volatile Phenols Prediction by Near-Infrared Spectroscopy

open access: yesSensors, 2021
Near-infrared spectroscopic (NIR) technique was used, for the first time, to predict volatile phenols content, namely guaiacol, 4-methyl-guaiacol, eugenol, syringol, 4-methyl-syringol and 4-allyl-syringol, of aged wine spirits (AWS).
Ofélia Anjos   +7 more
doaj   +1 more source

Learning Strategies from Nature's Blueprint to Cyclic Carbonate Synthesis

open access: yesChemSusChem, Volume 18, Issue 6, March 15, 2025.
The development of sustainable synthetic methods for cyclic carbonates draws inspiration from nature, focusing on eco‐friendly processes and renewable resources like CO2 and biomass. This review explore various CO2 activation mechanisms, green chemistry principles, and green catalysts.
Erika Saccullo   +4 more
wiley   +1 more source

The Effect of Oscimum Sanctum to the Thrombocytes Number on Mice [PDF]

open access: yes, 2016
Oscimum sanctum is herbal that was spread widely in Indonesia. Oscimum sanctum contains abundant of substances. One of the functions on Oscimum sanctum was anti-thrombocytes effect. This effect is associated with platelet function as a mechanical plug in
Astuti, Y. (Yoni), Wijayanti, R. (Rum)
core  

Mapping Aroma Distribution of Torreya grandis Tissues: A Multisensory Analytical Approach via GC–E–Nose, HS–SPME–GC–MS, and Olfactometry–MS Techniques

open access: yesFood Frontiers, EarlyView.
ABSTRACT Torreya grandis, an economically important nut tree, exhibits significant tissue‐specific aroma profiles, yet the distribution and sensory contributions of its key aroma‐active components remain unclear. This study employed a multimodal analytical approach to systematically characterize the aromatic profiles of different T. grandis tissues. GC–
Zuying Zhang   +11 more
wiley   +1 more source

Synthesis Of 1-phenyl-4-(3’, 4’-dimethoxy phenyl)-1-Buten-3-on From Eugenol

open access: yesIndonesian Journal of Chemical Research, 2014
The synthesis of 1-phenyl-4-(3’, 4’-dimethoxy phenyl)-1-buten-3-one from eugenol has been done through four reaction steps. The metilation of eugenol with dimethyl sulphate yields 81.81% of methyl eugenol.
Candra Y. Tahya   +2 more
doaj  

The Contribution of Volatile Organic Compounds (VOCs) Emitted by Petals and Pollen to the Scent of Garden Roses

open access: yesHorticulturae, 2022
Flower scent is an important trait of ornamental roses and has been an important character in the selection processes. In the present study, the composition of the volatile organic compounds (VOCs) emitted by both petals and pollen of 21 garden roses ...
Matteo Caser, Valentina Scariot
doaj   +1 more source

New Insights Into Ginseng and Clove Supplementation: Alleviating Obesity by Reducing Leptin Resistance and Reshaping the Gut Microbiota

open access: yesFood Frontiers, EarlyView.
AEGC conferred substantial resistance to weight gain and reduced food intake. AEGC may alleviate LR by regulating the levels of LEP and ADP. AEGC elevated the diversity of gut microbiota and reconstructed the composition. Changes such as CAG‐873 in gut microbiota may be the reason why AEGC alleviates LR.
Weifeng Ni   +9 more
wiley   +1 more source

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