Ordered mesoporous materials in catalysis

A Taguchi, F Schüth - Microporous and mesoporous materials, 2005 - Elsevier
Ordered mesoporous catalysts could open the door for new catalytic processes, based partly
on novel principles, owing to their hitherto unprecedented intrinsic features. For the …

Pyridinium N-Phenolate Betaine Dyes

VG Machado, RI Stock, C Reichardt - Chemical reviews, 2014 - ACS Publications
It is well-known that the solvent can strongly influence the course, rate, and equilibrium
position of many chemical reactions. 1, 2 The position and intensity of the bands in the …

Heterogeneous titanium catalysts for oxidation of dibenzothiophene in hydrocarbon solutions with hydrogen peroxide: On the road to oxidative desulfurization

JM Fraile, C Gil, JA Mayoral, B Muel, L Roldán… - Applied Catalysis B …, 2016 - Elsevier
Titanium centers grafted on hydrophobic silica bearing long chain silanes (octadecyl or
octyl) are able to oxidize dibenzothiophene (DBT), as well as simpler sulfides and 2, 6 …

Polarity nano-mapping of polymer film using spectrally resolved super-resolution imaging

Y Park, D Jeong, U Jeong, H Park, S Yoon… - … Applied Materials & …, 2022 - ACS Publications
With the rapid development of the nanofabrication of polymer materials, the local
measurement of the chemical properties of polymer nanostructures has become crucial …

Pyridinium N-phenolate betaine dyes as empirical indicators of solvent polarity: Some new findings

C Reichardt - Pure and applied chemistry, 2004 - degruyter.com
Solutions of the zwitterionic betaine dye 4-(2, 4, 6-triphenylpyridinium-1-yl)-2, 6-di-
phenylphenolate are solvatochromic, thermochromic, piezochromic, and halochromic. That …

Colloidal interaction in ionic liquids: Effects of ionic structures and surface chemistry on rheology of silica colloidal dispersions

K Ueno, S Imaizumi, K Hata, M Watanabe - Langmuir, 2009 - ACS Publications
To understand the important factors that dominate colloidal stability in ionic liquids (ILs),
rheology of the dispersions of hydrophilic and hydrophobic silica nanoparticles were …

60 Years of Betaine 30─ From Solvatochromic Discovery to Future Frontiers

R Pandian, H Burda, I Alfurayj… - The Journal of …, 2024 - ACS Publications
Betaine-30 (B30) was reported by Karl Dimroth and Christian Reichardt et al. in 1963 as a
solvatochromic probe that can be easily synthesized, shows good solubility, and remains …

Ultrasensitive fluorescent probe for the hydrophobic range of solvent polarities

S Ercelen, AS Klymchenko, AP Demchenko - Analytica Chimica Acta, 2002 - Elsevier
The new 3-hydroxychromone derivative 2-(6-diethylaminobenzo [b] furan-2-yl)-3-
hydroxychromone (FA) displays a dramatic solvent-dependent transformation of …

Polymer‐Supported Ionic‐Liquid‐Like Phases (SILLPs): Transferring Ionic Liquid Properties to Polymeric Matrices

V Sans, N Karbass, MI Burguete… - … A European Journal, 2011 - Wiley Online Library
The physico‐chemical properties of polymers with ionic‐liquid‐like moieties covalently
bound to their surfaces (SILLPs) have been studied by thermal and spectroscopic …

Immobilized proton sponge on inorganic carriers: The synergic effect of the support on catalytic activity

A Corma, S Iborra, I Rodrıguez, F Sanchez - Journal of Catalysis, 2002 - Elsevier
1, 8-bis (dimethylaminonaphthalene)(DMAN), a proton sponge, was grafted onto amorphous
and pure-silica MCM-41. The results show that DMAN supported on MCM-41 is an excellent …