Artificial molecular ratchets: Tools enabling endergonic processes

T Sangchai, S Al Shehimy, E Penocchio… - Angewandte Chemie …, 2023 - Wiley Online Library
Non‐equilibrium chemical systems underpin multiple domains of contemporary interest,
including supramolecular chemistry, molecular machines, systems chemistry, prebiotic …

Dynamic covalent synthesis

FBL Cougnon, AR Stefankiewicz, S Ulrich - Chemical Science, 2024 - pubs.rsc.org
Dynamic covalent synthesis aims to precisely control the assembly of simple building blocks
linked by reversible covalent bonds to generate a single, structurally complex product. In …

Molecular ratchets and kinetic asymmetry: Giving chemistry direction

S Borsley, DA Leigh… - Angewandte Chemie …, 2024 - Wiley Online Library
Over the last two decades ratchet mechanisms have transformed the understanding and
design of stochastic molecular systems—biological, chemical and physical—in a move away …

ATP drives the formation of a catalytic hydrazone through an energy ratchet mechanism

T Marchetti, D Frezzato, L Gabrielli… - Angewandte …, 2023 - Wiley Online Library
An energy ratchet mechanism is exploited for the synthesis of a molecule. In the presence of
adenosine triphosphate (ATP), hydrazone‐bond formation between an aldehyde and …

Light‐fueled transformations of a dynamic cage‐based molecular system

M Ovalle, M Kathan, R Toyoda… - Angewandte Chemie …, 2023 - Wiley Online Library
In a chemical equilibrium, the formation of high‐energy species—in a closed system—is
inefficient due to microscopic reversibility. Here, we demonstrate how this restriction can be …

Training a constitutional dynamic network for effector recognition: Storage, recall, and erasing of information

J Holub, G Vantomme, JM Lehn - Journal of the American …, 2016 - ACS Publications
Constitutional dynamic libraries (CDLs) of hydrazones, acylhydrazones, and imines undergo
reorganization and adaptation in response to chemical effectors (herein metal cations) via …

Progressive Endergonic Synthesis of Diels–Alder Adducts Driven by Chemical Energy

S Al Shehimy, HD Le, S Amano… - Angewandte Chemie …, 2024 - Wiley Online Library
The overwhelming majority of artificial chemical reaction networks respond to stimuli by
relaxing towards an equilibrium state. The opposite response—moving away from …

Self-assembly can direct dynamic covalent bond formation toward diversity or specificity

D Komáromy, MCA Stuart… - Journal of the …, 2017 - ACS Publications
With the advent of reversible covalent chemistry the study of the interplay between covalent
bond formation and noncovalent interactions has become increasingly relevant. Here we …

Biomimetic generation and remodeling of phospholipid membranes by dynamic imine chemistry

A Seoane, RJ Brea, A Fuertes… - Journal of the …, 2018 - ACS Publications
Biomimetic liposomes have a wide array of applications in several areas, ranging from
medicinal chemistry to synthetic biology. Due to their biocompatibility and biological …

Proton Affinity and Conformational Integrity of a 24-Atom Triazine Macrocycle across Physiologically Relevant pH

AJ Menke, ZP Jacobus, LE Claton… - The Journal of …, 2024 - ACS Publications
For 24-atom triazine macrocycles, protonation of the heterocycle leads to a rigid, folded
structure presenting a network of hydrogen bonds. These molecules derive from dynamic …