Results 171 to 180 of about 35,108 (280)

Activation of Allenes by Diferrocenylphosphenium Ion: Isolation of a Wheland Intermediate of Ferrocene

open access: yesChemistryEurope, EarlyView.
A kinetically stable Wheland intermediate of the electrophilic aromatic substitution at ferrocene is isolated from the reaction of the diferrocenylphosphenium ion with the allene 2‐(trimethylsilyl)‐2,3‐pentadiene and fully characterized. The reaction of the diferrocenylphosphenium ion with four terminal allenes follows two different pathways, via allyl
Corina Stoian   +7 more
wiley   +1 more source

ROMP and Vinyl Polynorbornenes with Vanadium(III) and Nickel(II) diNHC Complexes. [PDF]

open access: yesInt J Mol Sci
Halikowska-Tarasek K   +4 more
europepmc   +1 more source

Visible Light‐Induced N‐Heterocyclic Nitrenium‐Catalyzed Deoxygenative Borylation of Acyl Chlorides

open access: yesChemistryEurope, EarlyView.
Herein, direct deoxygenative borylation of acyl chlorides is reported, which is an unknown but desirable chemical transformation. The N‐heterocyclic nitrenium ion has been utilized as the photocatalyst under mild reaction conditions to synthesize a series of alkylboronates using bis‐(catecholato)diboron (B2cat2) as the diboron reagent.
Rahul Mondal   +2 more
wiley   +1 more source

Gallium Nitride in Heterogeneous Photocatalysis: Fundamental Insights and Emerging Trends

open access: yesChemistryEurope, EarlyView.
Gallium nitride is a binary III–V direct band gap semiconductor. Recently, it has emerged as a promising material for next‐generation heterogeneous photocatalytic systems due to its unique electronic and structural properties. This review outlines the fundamental principles and key design strategies of heterogeneous photocatalysis and provides a ...
Hyotaik Kang, Chao‐Jun Li
wiley   +1 more source

Confirmation of Breslow's hypothesis: A carbene stable in liquid water. [PDF]

open access: yesSci Adv
Raviprolu VT   +7 more
europepmc   +1 more source

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