Results 241 to 250 of about 3,269,112 (357)

Metal‐Free Covalent Organic Frameworks for Photocatalytic CO2 Reduction

open access: yesChemistryEurope, EarlyView.
This review presents an environmentally sustainable strategy to address the critical issue of escalating atmospheric CO2 levels. It explores the application of metal‐free covalent organic frameworks in a photocatalytic approach, offering a green and efficient strategy for carbon dioxide reduction and contributing to climate change mitigation.
Supriti Dutta   +3 more
wiley   +1 more source

The Dimroth Rearrangement in the Heterocyclic Compounds Synthesis [PDF]

open access: diamond
Maryam Mohammad El-Ganainy   +4 more
openalex   +1 more source

Synthesis and Characterization of π‐Extended Azulenes via Nucleophilic Substitution and Intramolecular Cyclization of 5‐Alkynyl‐6‐Fluoroazulenes

open access: yesChemistryEurope, EarlyView.
A modular synthetic approach enables the preparation of azulene‐fused heterocycles via nucleophilic aromatic substitution followed by intramolecular cyclization of alkynyl fluoroazulenes. The method allows the incorporation of various heteroatoms (N, O, S, Se, and Te), leading to structurally diverse heteroannulated azulenes.
Martin C. Dietl   +8 more
wiley   +1 more source

Unveiling the potential biochemical effects of selected heterocyclic compounds as human Type-A γ-aminobutyric acid (GABA A) Modulator: An <i>Insilico</i> Approach. [PDF]

open access: yesBiotechnol Rep (Amst)
Oyebamiji AK   +9 more
europepmc   +1 more source

Easier, Safer, and Greener: Unlocking the Power of Solid Reagents in Organic Reactions by Mechanochemistry

open access: yesChemistryEurope, EarlyView.
This review highlights the powerful synergy between mechanochemistry and solid reagents to replace hazardous substances traditionally used in organic synthesis. Such an approach offers a safer and more sustainable pathway for conducting organic reactions, with potential benefits in both reactivity and selectivity. The use of solid bases, acids, and gas
Adrien Gallego   +4 more
wiley   +1 more source

Enzymatic synthesis of pyridine heterocyclic compounds and their thermal stability. [PDF]

open access: yesHeliyon
Wang L   +7 more
europepmc   +1 more source

Redox‐Active Frustrated Lewis Pair‐Mediated B─H Bond Activation: From Proton Transfer to THF Ring Opening

open access: yesChemistryEurope, EarlyView.
Carbene‐stabilized dithiolene zwitterion, as a redox‐active frustrated Lewis pair, can mediate the B─H bond activation of catecholborane via hydride‐coupled reverse electron transfer processes. This discovery represents the first experimental evidence of the FLP‐mediated B─H activation via net proton transfer.
Yuzhong Wang   +5 more
wiley   +1 more source

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