Tetrathiafulvalene–a redox-switchable building block to control motion in mechanically interlocked molecules

HV Schröder, CA Schalley - Beilstein journal of organic …, 2018 - beilstein-journals.org
With the rise of artificial molecular machines, control of motion on the nanoscale has
become a major contemporary research challenge. Tetrathiafulvalenes (TTFs) are one of the …

Electrochemically switchable rotaxanes: recent strides in new directions

HV Schröder, CA Schalley - Chemical Science, 2019 - pubs.rsc.org
Are they still electrifying? Electrochemically switchable rotaxanes are well known for their
ability to efficiently undergo changes of (co-) conformation and properties under redox …

Oscillating emission of [2] rotaxane driven by chemical fuel

A Ghosh, I Paul, M Adlung, C Wickleder… - Organic …, 2018 - ACS Publications
A molecular shuttle consisting of a dibenzo-24-crown-8 macrocycle and an axle with two
degenerate peripheral triazolium stations, a central dibenzyl ammonium station, and two …

Chiroptical inversion of a planar chiral redox-switchable rotaxane

M Gaedke, F Witte, J Anhäuser, H Hupatz… - Chemical …, 2019 - pubs.rsc.org
A tetrathiafulvalene (TTF)-containing crown ether macrocycle with Cs symmetry was
designed to implement planar chirality into a redox-active [2] rotaxane. The directionality of …

Switchable protection and exposure of a sensitive squaraine dye within a redox active rotaxane

J Wasternack, HV Schröder, JF Witte… - Communications …, 2024 - nature.com
In nature, molecular environments in proteins can sterically protect and stabilize reactive
species such as organic radicals through non-covalent interactions. Here, we report a near …

Optimization of FRET behavior in photoswitchable [2] rotaxanes containing bifluorophoric naphthalimide donor and merocyanine acceptor with sensor approaches …

TTK Cuc, PQ Nhien, TM Khang, CC Weng… - Chemistry of …, 2020 - ACS Publications
A series of multistimuli-responsive [2] rotaxanes with a naphthalimide-functionalized
macrocycle threaded through an axle containing a photochromic spiropyran (SP) or …

Accordion‐Like Motion in Electrochemically Switchable Crown Ether/Ammonium Oligorotaxanes

HV Schröder, F Stein, JM Wollschläger… - Angewandte Chemie …, 2019 - Wiley Online Library
Reversible oxidation reactions in electrochemically switchable oligorotaxanes with
tetrathiafulvalene (TTF) decorated 24‐crown‐8 ether wheels generate intramolecular mixed …

Sequence-sorted redox-switchable hetero [3] rotaxanes

M Gaedke, H Hupatz, F Witte, SM Rupf… - Organic Chemistry …, 2022 - pubs.rsc.org
From a library of five crown ether macrocycles with different ring sizes and redox-active
moieties, such as tetrathiafulvalene (TTF) and naphthalene dimiide (NDI), directional …

Switchable synchronisation of pirouetting motions in a redox-active [3] rotaxane

HV Schröder, A Mekic, H Hupatz, S Sobottka, F Witte… - Nanoscale, 2018 - pubs.rsc.org
In this study, the crown/ammonium [3] rotaxane R2 is reported which allows a switchable
synchronisation of wheel pirouetting motions. The rotaxane is composed of a dumbbell …

The interplay of weakly coordinating anions and the mechanical bond: a systematic study of the explicit influence of counterions on the properties of (Pseudo) …

JF Witte, J Wasternack, S Wei, CA Schalley, B Paulus - Molecules, 2023 - mdpi.com
Weakly coordinating anions (WCAs) have attracted much attention in recent years due to
their ability to stabilise highly reactive cations. It may well be argued, however, that a …