Results 211 to 220 of about 27,693 (363)

Metathetical Exchange, Synthesis, and Carbon Dioxide Addition of Higher Homologues of Group 9 Metal Carbynes

open access: yesAngewandte Chemie International Edition, EarlyView.
A one‐pot synthesis for previously unknown heavy carbynes of Group 9 metals is presented. Furthermore, in a hitherto unknown metathetical exchange reaction, the transition metal plumbylidynes were converted into the respective stannylidynes in reaction with terphenyl stannylene chloride, and the germylidynes were formed from the corresponding ...
Lennart G. Holzapfel   +5 more
wiley   +1 more source

Is Phenylnitrene a Missing Link in the Formation of Polycyclic Aromatic Nitrogen Heterocycles?

open access: yesAngewandte Chemie International Edition, Accepted Article.
The incorporation of heteroatoms into the framework of polycyclic aromatic hydrocarbons (PAHs), in particular of nitrogen to yield polycyclic aromatic nitrogen heterocycles (PANHs), has been proposed for both astronomical and combustion environments, but no suitable precursors and pathways have been found.
Rahel Arns   +6 more
wiley   +1 more source

Controlled Growth of Oligophenylene‐Structures on Graphene for Facile Secondary Functionalization

open access: yesAngewandte Chemie International Edition, EarlyView.
By thermal decomposition of different BPO‐based peroxides with different substituents, dendrimeric oligophenylene structures with thicknesses up to 10 nm have been grown on graphene in a controlled manner. These newly introduced structures provide active sites for further functionalization as they have a higher reactivity than the graphene lattice, as ...
Christian E. Halbig   +6 more
wiley   +1 more source

Synthesis of Isoxazoline-fused Chlorins by 1,3-Dipolar Cycloaddition Reaction of Porphyrins with Alkyl Nitrile Oxides

open access: gold, 2006
Stanisław Ostrowski   +3 more
openalex   +1 more source

An Update: Enzymatic Synthesis for Industrial Applications

open access: yesAngewandte Chemie International Edition, EarlyView.
Biocatalysis has become a sustainable and cost‐competitive alternative to established chemical synthesis, enabling the enzyme‐based production of not only commodity chemicals but (non‐natural) amino acids, (rare) sugars, as well as synthetic nucleotides.
Thomas Bayer   +4 more
wiley   +1 more source

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