Chemical Tools for the Temporal Control of Water Solution pH and Applications in Dissipative Systems

D Del Giudice, F Frateloreto, C Sappino… - European Journal of …, 2022 - Wiley Online Library
The chemical reagents used to achieve a predictable and programmable time control of the
pH of water solutions are reviewed with the purpose to present a toolbox of instruments to be …

Recent Advances in Fuel‐Driven Molecular Switches and Machines

R Benny, D Sahoo, A George, S De - ChemistryOpen, 2022 - Wiley Online Library
The molecular switches and machines arena has entered a new phase in which molecular
machines operate under out‐of‐equilibrium conditions using appropriate fuel. Unlike the …

Dissipative operation of pH-responsive DNA-based nanodevices

D Mariottini, D Del Giudice, G Ercolani… - Chemical …, 2021 - pubs.rsc.org
We demonstrate here the use of 2-(4-chlorophenyl)-2-cyanopropanoic acid (CPA) and
nitroacetic acid (NAA) as convenient chemical fuels to drive the dissipative operation of DNA …

Dissipative dynamic covalent Chemistry (DDCvC) based on the transimination reaction

D Del Giudice, M Valentini, G Melchiorre… - … A European Journal, 2022 - Wiley Online Library
This work reports that the composition of a dynamic library (DL) of interconverting imines can
be controlled over time in a dissipative fashion by the addition of an activated carboxylic acid …

Dissipative control of the fluorescence of a 1, 3-dipyrenyl calix [4] arene in the cone conformation

E Spatola, F Rispoli, D Del Giudice… - Organic & …, 2022 - pubs.rsc.org
Dissipative control of the fluorescence of a 1,3-dipyrenyl calix[4]arene in the cone conformation -
Organic & Biomolecular Chemistry (RSC Publishing) DOI:10.1039/D1OB02096J Royal Society …

Time Programmable Locking/Unlocking of the Calix [4] arene Scaffold by Means of Chemical Fuels

D Del Giudice, E Spatola… - … A European Journal, 2020 - Wiley Online Library
In this work, we report that 2‐cyano‐2‐phenylpropanoic acid and its p‐Cl, p‐CH3 and p‐
OCH3 derivatives can be used as chemical fuels to control the geometry of the calix [4] …

Dissipative systems driven by the decarboxylation of activated carboxylic acids

D Del Giudice, S Di Stefano - Accounts of Chemical Research, 2023 - ACS Publications
Conspectus The achievement of artificial systems capable of being maintained in out-of-
equilibrium states featuring functional properties is a main goal of current chemical research …

Time-programmable pH: decarboxylation of nitroacetic acid allows the time-controlled rising of pH to a definite value

D Del Giudice, E Spatola, M Valentini, C Bombelli… - Chemical …, 2021 - pubs.rsc.org
In this report it is shown that nitroacetic acid 1 (O2NCH2CO2H) can be conveniently used to
control the pH of a water solution over time. Time-programmable sequences of the kind pH1 …

A Doubly Dissipative System Driven by Chemical and Radiative Stimuli

M Valentini, F Frateloreto, M Conti… - … A European Journal, 2023 - Wiley Online Library
The operation of a dissipative network composed of two or three different crown‐ether
receptors and an alkali metal cation can be temporally driven by the use (combined or not) …

Two Faces of the Same Coin: Coupling X‐Ray Absorption and NMR Spectroscopies to Investigate the Exchange Reaction Between Prototypical Cu Coordination …

D Del Giudice, F Tavani… - … A European Journal, 2022 - Wiley Online Library
The satisfactory rationalization of complex reactive pathways in solution chemistry may
greatly benefit from the combined use of advanced experimental and theoretical …