Results 101 to 110 of about 37,574 (285)

One‐Pot Transition‐Metal‐Free Methods for the Synthesis of All Three Bonds of the Alkyne's Triple Bond

open access: yesChemistry – A European Journal, EarlyView.
One‐pot transition‐metal‐free methods for the synthesis of all three bonds of the alkyne's triple bond are reviewed. After analysis of several named reactions and discussion of improvements, recent advances in the synthesis of alkynes are discussed. Each section contains a proposed reaction mechanism and analysis of the strengths and weaknesses of the ...
Eugene Kim   +4 more
wiley   +1 more source

Chitosan and its derivatives regulate lactic acid synthesis during milk fermentation

open access: yesFrontiers in Nutrition
IntroductionThe influence of chitosan's physicochemical characteristics on the functionality of lactic acid bacteria and the production of lactic acid remains very obscure and contradictory to date.
Vladimir Kurchenko   +13 more
doaj   +1 more source

Application of a Polymer-Bound Thiazolium Salt to the Synthesis of Alpha-Hydroxy Ketones with an Aromatic and Aliphatic Substituent (Bencyloins) [1] [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 1993
Alpha-Hydroxy ketones with an aromatic and aliphatic substituent were prepared with condensation of aromatic and aliphatic aldehydes in the presence of polymer-bound thiazolium salt.
Khashayar Karimian   +1 more
doaj  

Silent Partners in the Mill: Unveiling the Role of Additives in Mechanochemical Synthesis

open access: yesChemistry – A European Journal, EarlyView.
Mechanochemistry offers a sustainable, solvent‐free alternative to traditional synthesis, often enhanced by additives in a process known as additive‐assisted grinding. This review discusses how various additives, including liquids, ionic solids, and advanced materials like ionic liquids and piezoelectric compounds, improve reaction efficiency ...
Johanna Breinsperger   +3 more
wiley   +1 more source

Elucidating the Charge‐Separation and Oxidation Dynamics in Fluorenone‐COF/CdS S‐Scheme Heterojunction for Photocatalytic Benzaldehyde and Hydrogen Production

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
The novel S‐scheme heterojunction, constructed by combining 1D CdS with 2D Fluorenone‐COF as the oxidation end, is designed for the efficient photocatalytic coupling of hydrogen evolution with benzyl alcohol oxidation. This design achieves the effective separation and mobility of photoinduced charge carriers, a low reaction energy barrier, and reduced ...
Boning Feng   +6 more
wiley   +1 more source

Model Catalytic Studies on the Thermal Dehydrogenation of the Benzaldehyde/Cyclohexylmethanol LOHC System on Pt(111) [PDF]

open access: hybrid
Valentin Schwaab   +9 more
openalex   +1 more source

Recent Advances in Conjugated Microporous Polymers for Photocatalysis: Mechanism, Synthesis and Applications

open access: yesExploration, EarlyView.
Conjugated microporous polymers (CMPs) have attracted more and more attention as new photocatalysts due to their unique advantages such as high performance, long stability and strong light absorption. This review summarizes the application of CMPs as a photocatalyst in recent years and introduces the catalytic mechanism.
Dun Zhou   +5 more
wiley   +1 more source

Phenolic Profiles, Antioxidant Properties and Predicted Glycaemic Index of Bread Sweetened With Date Syrup in Comparison With Granulated Sugar

open access: yesFood Chemistry International, EarlyView.
Date syrup are used as sweetener in bread. Bread with date syrup had superior phenolic composition, better antioxidant properties and carbohydrate hydrolysing enzymes while bread with granulated sugar had higher predicted glyceamic index. The study concluded that date syrup could be the next though‐out ingredient for dual purpose in bread. ABSTRACT The
Akinsola Albert Famuwagun   +7 more
wiley   +1 more source

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