Results 61 to 70 of about 6,047 (177)

Coupling Selective Organic Oxidation With Hydrogen Evolution Over Metal Halide Perovskite Photocatalysts: Halide‐Dependent Design, Mechanisms, and Stability Challenges

open access: yesEcoEnergy, EarlyView.
This Review highlights how metal halide perovskites enable coupled selective organic oxidation and hydrogen evolution under visible light. It summarizes halide‐dependent design principles, surface engineering strategies, reaction mechanisms, and stability challenges, providing guidance for developing efficient and durable photocatalytic systems ...
Jutarat Jitrada   +4 more
wiley   +1 more source

Experimental and Theoretical Kinetic Studies of the Ozonolysis of Selected Allyl Sulfides (H2CCHCH2SR, R = CH3, CH3CH2): The Effect of Nascent OH Radicals [PDF]

open access: yes, 2022
Rate coefficients of the O3-initiated oxidation of allyl methyl sulfide (H2CCHCH2SCH3, AMS) and allyl ethyl sulfide (H2CCHCH2SCH2CH3, AES) were determined at atmospheric conditions by “in situ” FTIR.
Alejandro L. Cardona (13812405)   +5 more
core   +1 more source

Diverse reactivity of maleimides in polymer science and beyond

open access: yesPolymer International, Volume 74, Issue 4, Page 296-306, April 2025.
This mini‐review provides a thorough overview of maleimide chemistry, highlighting its diverse reactivity in polymer and materials science applications. Abstract Maleimides are remarkably versatile functional groups, capable of participating in homo‐ and copolymerizations, Diels–Alder and (photo)cycloadditions, Michael additions, and other reactions ...
Bruce E Kirkpatrick   +2 more
wiley   +1 more source

Enhanced Degradation of Vinyl Copolymers Based on Lipoic Acid

open access: yesJournal of Polymer Science, Volume 63, Issue 6, Page 1345-1351, 15 March 2025.
ABSTRACT The introduction of degradable units into the backbone of commodity vinyl polymers represents a major opportunity to address the societal challenge of plastic waste and polymer recycling. Previously, we reported the facile copolymerization of α‐lipoic acid derivatives containing 1,2‐dithiolane rings with vinyl monomers leading to the ...
Yoichi Okayama   +7 more
wiley   +1 more source

Reactions of 2-phenylthio-2-cycloalkenones and 2-[phenyl(thiomethyl)]-2-cycloalkenones: synthesis of some useful chiral and achiral intermediates [PDF]

open access: yes, 1995
The allyl acetates derived from 2-phenylthio-2-cyclopentenone, 2-phenylthio-2-cyclohexenone, 2-phenylthio(methyl)]-2-cyclopentenone and 2-[phenylthio(methyl)]-2-cyclohexenone have been hydrolysed by pig liver acetone powder to obtain the corresponding ...
Bhattacharya, Indrani   +4 more
core   +1 more source

Physical Anchoring‐Assisted Mechanically Guided Assembly for Material‐Independent 3D Mesostructures

open access: yesSmall, EarlyView.
Conventional mechanically guided 3D assembly relies on selective chemical bonding between 2D precursors and elastomeric substrates, imposing fundamental limitations on material compatibility and scalability. Here, we present a physically anchored, buckling‐guided assembly platform based on a rod array patterned elastomeric substrate (RPES).
Yeonhee Heo   +7 more
wiley   +1 more source

Síntese de sais de isotiourônio e sua versatilidade em reações de acetilação e na preparação de heterociclos multifuncionalizados [PDF]

open access: yes, 2011
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas, Programa de Pós-Graduação em Química, Florianópolis, 2011O presente trabalho foi desenvolvido visando à obtenção de novos compostos orgânicos ...
Ferreira, Misael
core  

Porous Organic Polymers: From Molecular Design to Scalable Technologies

open access: yesSmall, EarlyView.
This review introduces porous organic polymers (POPs) for a wide range of applications, including energy storage, gas adsorption, catalysts, adsorbents, biomedical applications, sensors, and other exciting fields, and critically analyzes the synthesis and modification, and how structural topology influences the composites' architecture of POPs, along ...
Hossein Mashhadimoslem   +12 more
wiley   +1 more source

Nickel Foam Electrodes—A Versatile, Powerful, and Readily Available Tool in Electro‐Organic Synthesis

open access: yesThe Chemical Record, EarlyView.
Nickel foam—one material, two faces, and several versatile roles depending on electrolytic conditions. For more than 50 years, nickel foam electrodes have served in electrosynthesis as powerful and readily available electrode materials. Due to their inexpensive nature and easy handling, they have been widely employed.
Rok Narobe   +2 more
wiley   +1 more source

Síntese one-pot de a-arilideno- ð-lactonas a partir de brometos alílicos funcionalizados : estudo das etapas reacionais e caracterização dos intermediários [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas, Programa de Pós-Graduação em Química, Florianópolis, 2014Neste trabalho foi estudada a síntese de a-arilideno-ð-lactonas utilizando alguns dos ...
Conceição, Henrique Pinheiro da
core  

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