Results 211 to 220 of about 17,390 (287)

Room‐Temperature Helix‐to‐Disc Conversion of Thia[6]helicene S,S‐Dioxides to Coronene via In Situ Phenoxide Anion Generation

open access: yesChemistry – A European Journal, Volume 32, Issue 19, 22 May 2026.
In situ phenoxide formation at the benzene terminus triggers room‐temperature conversion of thia[6]helicene S,S‐dioxides to coronene. The solubility contrast drives product precipitation, enabling isolation by simple filtration. This pericyclic annulation between the helical termini provides direct access to coronene‐type planar architectures ...
Kaito Seino, Takashi Murase
wiley   +1 more source

Push–Pull Ynamines and Push–Pull Ynamides: Synthesis, Structure, Reactivity, and Application

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 19, 22 May 2026.
Push–pull ynamines and push–pull ynamides, which carry an EWG and an amino or amido group as EDG, are highly interesting classes of EDG‐EWG alkynes that have been intensively studied due to their exceptional reactivity. In this review, the synthesis, structure, reactivity, and application of push–pull ynamines, push–pull ynecarbamates, push–pull ...
Hans‐Joachim Gais
wiley   +1 more source

Pyrolysis Regulation of Agarose into Hierarchical Porous Carbon for Supercapacitor Applications. [PDF]

open access: yesMaterials (Basel)
Zhao Y   +8 more
europepmc   +1 more source

Impact of Sustainable Binders Based on Lignin and Collagen on the Volume Stability and Mechanical Properties of MgO‐C Refractories with MgO‐C Recyclates

open access: yesAdvanced Engineering Materials, Volume 28, Issue 10, 20 May 2026.
Collagen hydrolysate is evaluated as a sustainable binder for MgO‐C refractories. Its thermally induced cross‐linking and gas release lead to expansion and cracking in large bricks, but tailored batches with lignin, recyclates, or fine graphite improve the gas release while thermal treatment and stability.
Till M. J. Stadtmüller   +8 more
wiley   +1 more source

One-pot mechanochemical access to quinoline-linked covalent organic frameworks. [PDF]

open access: yesRSC Adv
Zhan Y   +10 more
europepmc   +1 more source

Issue Information

open access: yesCarbon and Hydrogen, Volume 28, Issue 2, Page 148-149, June 2026.
No abstract is available for this article.
wiley   +1 more source

Recent Approaches for the Synthesis of Pyridine and Quinoline Cores Present in Natural Products

open access: yesAdvanced Synthesis &Catalysis, Volume 368, Issue 10, 19 May 2026.
An anthology of the most recent methods used to synthesize pyridines and quinolines found in natural products over the last decade. Pyridines, quinolines, and their derivatives represent a class of significant heterocyclic compounds that are prevalent in a multitude of natural products, including alkaloids found in plants, fungi, insects, marine ...
Carl Bowman   +2 more
wiley   +1 more source

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