Metal-free approach to biaryls from phenols and aryl sulfoxides by temporarily sulfur-tethered regioselective C–H/C–H coupling

T Yanagi, S Otsuka, Y Kasuga, K Fujimoto… - Journal of the …, 2016 - ACS Publications
We have developed metal-free regiocontrolled dehydrogenative C–H/C–H cross-coupling of
aryl sulfoxides with phenols by means of trifluoroacetic anhydride. Because the reaction …

Brønsted acid catalyzed functionalization of aromatic alcohols through nucleophilic substitution of hydroxyl group

AK Mishra, S Biswas - The Journal of Organic Chemistry, 2016 - ACS Publications
The hydroxyl groups of naphthol and tautomerizable phenol derivatives have been
substituted by O-, S-, N-, and C-centered nucleophiles under solvent-free reaction …

A concise synthesis of functionalized 7-oxa-[5]-helicenes

J Areephong, N Ruangsupapichart… - Tetrahedron letters, 2004 - Elsevier
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A facile two-step synthesis of thiophene end-capped aromatic systems

B Rungtaweevoranit, A Butsuri, K Wongma, K Sadorn… - Tetrahedron …, 2012 - Elsevier
Thiophene end-capped aromatic analogues, that is, naphthothiophenes,
naphthodithiophenes, pyrenothiophene, and benzotrithiophene, can be prepared from …

Mono‐Aryl/Alkylthio‐Substituted (Hetero) acenes of Exceptional Thermal and Photochemical Stability by the Thio‐Friedel–Crafts/Bradsher Cyclization Reaction

P Bałczewski, E Kowalska… - … A European Journal, 2019 - Wiley Online Library
The highly substituted mono‐aryl/alkylthio‐(hetero) acenes prepared in this study have been
found to be thermally more stable (Tdecomp.= 331–354° C) than the known di‐aryl/alkylthio …

Enhanced Magneto‐optical Properties of Semiconductor EuS Nanocrystals Assisted by Surface Plasmon Resonance of Gold Nanoparticles

A Kawashima, T Nakanishi… - … A European Journal, 2013 - Wiley Online Library
Remarkable magneto‐optical properties of a new isolator material, that is, europium sulfide
nanocrystals with gold (EuS–Au nanosystem), has been demonstrated for a future photo …

An efficient synthesis of dinaphthothiophene derivatives

K Sadorn, W Sinananwanich, J Areephong… - Tetrahedron …, 2008 - Elsevier
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Acid‐Catalyzed Nucleophilic Aromatic Substitution: Experimental and Theoretical Exploration of a Multistep Mechanism

M Jacobsson, J Oxgaard… - … A European Journal, 2008 - Wiley Online Library
The mechanism for the acid‐mediated substitution of a phenolic hydroxyl group with a sulfur
nucleophile has been investigated by a combination of experimental and theoretical …

Organic electroluminescence devices based on anthracene sulfide derivatives

C Nerungsi, P Wanitchang, S Sahasithiwat, K Sadorn… - Tetrahedron …, 2010 - Elsevier
A series of anthracene derivatives are synthesized and fabricated as light-emitting materials
in OLED devices. The incorporation of the chalcogen atoms, either oxygen or sulfur, in …

Effects of oxygen–sulfur substitution on glycosaminoglycan-priming naphthoxylosides

M Jacobsson, K Mani, U Ellervik - Bioorganic & medicinal chemistry, 2007 - Elsevier
Three series of sulfur-containing analogs to the selectively antiproliferative 2-(6-
hydroxynaphthyl) β-d-xylopyranoside were synthesized and their biological properties …