The story of the little blue box: a tribute to Siegfried Hünig

XY Chen, H Chen… - Angewandte Chemie …, 2023 - Wiley Online Library
The tetracationic cyclophane, cyclobis (paraquat‐p‐phenylene), also known as the little blue
box, constitutes a modular receptor that has facilitated the discovery of many host–guest …

The rise and promise of molecular nanotopology

QH Guo, Y Jiao, Y Feng, JF Stoddart - CCS Chemistry, 2021 - chinesechemsoc.org
Molecular nanotopology—a term we coined recently—is a rapidly developing field of
research that is emerging out of the confluence of chemical topology with the mechanical …

Selective Synthesis and Structural Transformation of a 4‐Ravel Containing Four Crossings and Featuring Cp* Rh/Ir Fragments

LL Dang, TT Zhang, T Chen, Y Zhao, X Gao… - Angewandte …, 2023 - Wiley Online Library
Intricately interwoven topologies are continually being synthesized and are ultimately
equally versatile and significant at the nanoscale level; however, reports concerning ravel …

An Interlocked Figure‐of‐Eight Molecular Shuttle

M Gauthier, K Fournel‐Marotte, C Clavel… - Angewandte …, 2023 - Wiley Online Library
Here is reported the synthesis and characterization of an interlocked figure‐of‐eight
rotaxane molecular shuttle from a dibenzo‐24‐crown‐8 (DB24C8) derivative. This latter …

Fluorescent self‐threaded peptide probes for biological imaging

C Zhai, CL Schreiber, S Padilla‐Coley… - Angewandte Chemie …, 2020 - Wiley Online Library
A general synthetic method creates a new class of covalently connected, self‐threaded,
fluorescent molecular probes with figure‐eight topology, an encapsulated deep‐red …

The Topological Transformation of 41 Knot to 412 Link through Supramolecular Fusion

PP Hua, JH Bai, HJ Feng, JW Wang… - Journal of the …, 2024 - ACS Publications
Realizing topological transformation through supramolecular fusion is particularly
challenging, as the self-assembly of disparate components often results in the orthogonal …

Solution-phase mechanistic study and solid-state structure of a tris (bipyridinium radical cation) inclusion complex

AC Fahrenbach, JC Barnes… - Journal of the …, 2012 - ACS Publications
The ability of the diradical dicationic cyclobis (paraquat-p-phenylene)(CBPQT2 (•+)) ring to
form inclusion complexes with 1, 1′-dialkyl-4, 4′-bipyridinium radical cationic (BIPY•+) …

Self-assembly of molecular figure-eight knots induced by quadruple stacking interactions

LL Dang, HJ Feng, YJ Lin, GX Jin - Journal of the American …, 2020 - ACS Publications
Molecular figure-eight knot (notation: 41) is extremely rare and presents great synthetic
challenge due to its essentially complicated entanglement. To solve this synthetic problem, a …

Efficient Charge Separation in Li+@C60 Supramolecular Complexes with Electron Donors

Y Kawashima, K Ohkubo… - Chemistry–An Asian …, 2015 - Wiley Online Library
Lithium‐ion‐encapsulated fullerene (Li+@ C60) exhibits greatly enhanced reactivity in
photoinduced electron‐transfer reduction with electron donors compared with pristine C60 …

Self-Assembly of a [2] Pseudorota [3] catenane in Water

RS Forgan, JJ Gassensmith, DB Cordes… - Journal of the …, 2012 - ACS Publications
A donor–acceptor [3] catenane incorporating two cyclobis (paraquat-p-phenylene) rings
linked together by a dinaphtho [50] crown-14 macrocycle possesses a π-electron-deficient …