(Nano) mechanical motion triggered by metal coordination: from functional devices to networked multicomponent catalytic machinery

A Goswami, S Saha, PK Biswas, M Schmittel - Chemical reviews, 2019 - ACS Publications
A look at the elegance and efficiency of biological machines readily reveals that Nature
masters the full gamut of chemical interactions to compose masterpieces of the living world …

Heteroleptic metallosupramolecular aggregates/complexation for supramolecular catalysis

P Howlader, M Schmittel - Beilstein Journal of Organic …, 2022 - beilstein-journals.org
Supramolecular catalysis is reviewed with an eye on heteroleptic aggregates/complexation.
Since most of the current metallosupramolecular catalytic systems are homoleptic in nature …

Off-equilibrium speed control of a multistage molecular rotor: 2-fold chemical fueling by acid or silver (I)

A Goswami, S Saha, E Elramadi, A Ghosh… - Journal of the …, 2021 - ACS Publications
Driving conformational motion in defined off-equilibrium oscillations can be achieved using
chemical fuels. When the ultrafast turnstile 1 (k 298> 1012 Hz) was fueled with 2-cyano-2 …

Oscillating emission of [2] rotaxane driven by chemical fuel

A Ghosh, I Paul, M Adlung, C Wickleder… - Organic letters, 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 …

Reversible multicomponent AND gate triggered by stoichiometric chemical pulses commands the self-assembly and actuation of catalytic machinery

PK Biswas, S Saha, S Gaikwad… - Journal of the American …, 2020 - ACS Publications
The present work demonstrates the operation of a reversible supramolecular gate, ie, an
ensemble of various components linked by chemical communication, which is triggered by …

Rotating catalysts are superior: suppressing product inhibition by anchimeric assistance in four-component catalytic machinery

PK Biswas, S Saha, T Paululat… - Journal of the American …, 2018 - ACS Publications
Three distinct four-component supramolecular nanorotors, prepared by varying the rotator's
structure and keeping all other components constant, exhibit rotational frequencies that differ …

Intramolecular rearrangements guided by adaptive coordination-driven reactions toward highly luminescent polynuclear Cu (i) assemblies

MES Moussa, AM Khalil, S Evariste, HL Wong… - Inorganic Chemistry …, 2020 - pubs.rsc.org
Adaptive coordination-driven supramolecular chemistry based on conformationally flexible
pre-organized luminescent Cu (I) precursors paves the way to the ready formation of an …

Double rotors with fluxional axles: domino rotation and azide–alkyne Huisgen cycloaddition catalysis

A Goswami, M Schmittel - Angewandte Chemie International …, 2020 - Wiley Online Library
The simple preparation of the multicomponent devices [Cu4 (A) 2] 4+ and [Cu2 (A)(B)] 2+,
both rotors with fluxional axles undergoing domino rotation, highlights the potential of self …

Heteroleptic copper phenanthroline complexes in motion: From stand-alone devices to multi-component machinery

A Goswami, M Schmittel - Coordination chemistry reviews, 2018 - Elsevier
Two and a half decades of copper phenanthroline-based switches, devices and machines
have illustrated the rich dynamic nature of these metal complexes. With an emphasis on the …

Catalytic Three‐Component Machinery: Control of Catalytic Activity by Machine Speed

I Paul, A Goswami, N Mittal… - Angewandte Chemie …, 2018 - Wiley Online Library
Three supramolecular slider‐on‐deck systems DS1–DS3 were obtained as two‐component
aggregates from the sliders S1–S3 and deck D with its three zinc porphyrin (ZnPor) binding …