Results 211 to 220 of about 112,449 (386)

A Base‐Mediated Rearrangement of the Benzylic 1,5‐Hexadipyridynyl Moiety

open access: yesChemPlusChem, EarlyView.
A rearrangement unheard of! When exposed to base, benzylic 1,5‐hexadipyridynyl moieties skip a beat—disregarding Cope‐like rearrangement and instead readily rearrange through a deprotonation–reprotonation–electrocyclization cascade. The result is a highly rigid vinyl‐pyridine cyclobutene, fashioned via a novel pathway.A previously unrecognized base ...
Wouter A. Remmerswaal   +8 more
wiley   +1 more source

Anthraquinone Sulfonates as Water‐Soluble Photocatalysts: Synthetic Applications and Perspectives

open access: yesChemPhotoChem, EarlyView.
The development of photochemistry in water is rapidly advancing, and the demand for water‐soluble photocatalysts is increasing. Accordingly, anthraquinone sulfonates are interesting options for the activation of organic molecules through H‐atom transfer, proton‐coupled electron transfer, or the generation of reactive oxygen species.
Daniel Kolb   +2 more
wiley   +1 more source

Harnessing Electron Donor−Acceptor Complexes to Improve the Sustainability of the Enantioselective β‐Alkylation of Aromatic Enals

open access: yesChemSusChem, EarlyView.
EDA complexes can be profitably exploited to enhance the overall sustainability of the chemical transformations, as demonstrated by a careful evaluation of the mass‐based metrics. A novel and sustainable method is presented for the enantioselective β‐alkylation of enals using an electron donor–acceptor (EDA) complex‐based strategy.
Simone Di Remigio   +7 more
wiley   +1 more source

Biobased Poly(dodecylene Furanoate) with Inherent Advantages in Performance and Circularity

open access: yesChemSusChem, EarlyView.
Thanks to its inherent biomass furan motif that can promote polymer H‐bonding networks, biobased polyester PDDF is shown to exhibit advantages not only in performance (e.g., superior modulus, crystallinity, gas barrier properties) but also in end‐of‐life management (biodegradability and closed‐loop chemical circularity), as compared to petroleum‐based ...
Hesham Aboukeila   +10 more
wiley   +1 more source

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