Regioselective halogenation of arenes and heterocycles in hexafluoroisopropanol

RJ Tang, T Milcent, B Crousse - The Journal of Organic Chemistry, 2018 - ACS Publications
Regioselective halogenation of arenes and heterocycles with N-halosuccinimides in
fluorinated alcohols is disclosed. Under mild condition reactions, a wide diversity of …

Self‐reporting activated ester‐amine reaction for enantioselective multi‐channel visual detection of chiral amines

S Wang, S Xie, H Zeng, H Du… - Angewandte Chemie …, 2022 - Wiley Online Library
Chiral recognition is of importance not only in living systems but also in estimating the
optical purity of enantiomeric drugs and fabricating advanced materials. Herein we report a …

A Database of Dispersion-Induction DI, Electrostatic ES, and Hydrogen Bonding α1 and β1 Solvent Parameters and Some Applications to the Multiparameter …

C Laurence, J Legros, A Chantzis… - The Journal of …, 2015 - ACS Publications
For about 300 solvents, we propose a database of new solvent parameters describing
empirically solute/solvent interactions: DI for dispersion and induction, ES for electrostatic …

Hydrogen-Bond Acceptance of Solvents: A 19F Solvatomagnetic β1 Database to Replace Solvatochromic and Solvatovibrational Scales

C Laurence, S Mansour, D Vuluga… - The Journal of …, 2021 - ACS Publications
A variety of physicochemical properties and several hydrogen-bond donors have been used
to define methods and to build scales aiming at measuring the hydrogen-bond acceptance …

Friedel–Crafts alkylation reaction with fluorinated alcohols as hydrogen-bond donors and solvents

RJ Tang, T Milcent, B Crousse - RSC advances, 2018 - pubs.rsc.org
An effective and clean FC alkylation of indoles and electron-rich arenes with β-nitroalkenes
in HFIP was reported. The desired products are formed rapidly in excellent yields under mild …

[图书][B] Solvent effects in chemistry

E Buncel, RA Stairs - 2015 - books.google.com
This book introduces the concepts, theory and experimental knowledge concerning solvent
effects on the rate and equilibrium of chemical reactions of all kinds. It begins with basic …

Hexafluoro‐2‐propanol Promotes para‐Selective C–H Amination of Free Anilines with Azodicarboxylates

RJ Tang, T Milcent, B Crousse - European Journal of Organic …, 2017 - Wiley Online Library
An effective, mild, and clean method for the C–H amination of free anilines with
azodicarboxylates in 1, 1, 1, 3, 3, 3‐hexafluoro‐2‐propanol (HFIP) without the need for any …

Benefits of a dual chemical and physical activation: Direct aza-Michael addition of anilines promoted by solvent effect under high pressure

A Fedotova, B Crousse, I Chataigner… - The Journal of …, 2015 - ACS Publications
The unique combination of hexafluoroisopropanol (HFIP) employed as solvent and
hyperbaric conditions (10–15 kbar) allows unprecedented 1, 4-addition of poor …

Theoretical and experimental studies of ionic liquid-urea mixtures on chitosan dissolution: Effect of cationic structure

L Zhuang, F Zhong, M Qin, Y Sun, X Tan… - Journal of Molecular …, 2020 - Elsevier
Two imidazolium chloride ionic liquids (ILs) were mixed with urea for chitosan dissolution.
Ionic liquids were [Amim] Cl and [Etmim] Cl (1-allyl-3-methyl-imidazolium chloride and 3 …

Insights into the role of molar ratio and added water in the properties of choline chloride and urea-based eutectic mixtures and their cellulose swelling capacity

JA Sirviö, R Haataja, AM Kantola… - Physical Chemistry …, 2022 - pubs.rsc.org
Eutectic mixtures and deep eutectic solvents (DESs) are promising green media for the pre-
treatment of lignocellulose materials. They can be harnessed for the swelling of cellulose …