Chemical Site-Differentiation of Calix [4] arenes through Enforced Conformations by Confinement in a Cage

K Iizuka, H Takezawa, M Fujita - Journal of the American Chemical …, 2023 - ACS Publications
Desymmetrization of a symmetric skeleton enables late-stage functionalization of molecules.
However, reagent-controlled desymmetrization by site-selective reactions of symmetric …

Synthesis of C60/[10]CPP‐Catenanes by Regioselective, Nanocapsule‐Templated Bingel Bis‐Addition

FM Steudel, E Ubasart, L Leanza… - Angewandte Chemie …, 2023 - Wiley Online Library
The addition of two unsymmetric malonate esters to the Buckminster fullerene C60 can lead
to 22 spectroscopically distinguishable isomeric products and therefore represents a …

Regioswitchable Bingel Bis-Functionalization of Fullerene C70 via Supramolecular Masks

V Iannace, C Sabrià, Y Xu, M Delius… - Journal of the …, 2024 - ACS Publications
Isomer-pure functionalized fullerenes are required to boost the development of fullerene
chemistry in any field, but their multiple functionalization renders a mixture of regioisomers …

Selective Synthesis and Functionalization of an Acyclic Methylene‐Bridged‐Arene Trimer in a Cage

H Takezawa, K Iizuka, M Fujita - Angewandte Chemie, 2024 - Wiley Online Library
Arene‐formaldehyde condensation is a versatile reaction for producing various
oligomeric/polymeric materials. However, the precise control of oligomerization degree is …

Inherently chiral resorcinarene cavitands through ionic catalyst-controlled cross-coupling

M Li, CKS Ho, IKW On, V Gandon, Y Zhu - Chem, 2024 - cell.com
Cavitands have emerged as privileged architectures in supramolecular chemistry.
Nonetheless, achieving structural diversity and tunability through heterofunctionalization …

Development of a Cone Homooxacalix [3] arene-Based Fluorescent Chemosensor for the Selective Detection of Biogenic Ammonium Ions in Protic Solvents

S Lambert, R Carpentier, M Lepeintre… - The Journal of …, 2024 - ACS Publications
We report here on the development of a fluorescent cone homooxacalix [3] arene-based
receptor with a pyrene unit on the wide rim of the macrocycle (Ox3F) for the selective …

Synthesis of C3v-Symmetrical 1,3,5-Tris-Protected Calix[6]arene-Based Molecular Platforms

M Lepeintre, J Champciaux, B Colasson… - The Journal of Organic …, 2024 - ACS Publications
Few synthetic methodologies that yield tris-functionalized C 3 v-symmetrical calix [6] arenes
have been reported. In this work, three allyl protecting groups are selectively placed in 1, 3 …

Synthese von C60/[10] CPP‐Catenanen durch Regioselektive Nanokapsel‐Templierte Bingel Bis‐Addition

FM Steudel, E Ubasart, L Leanza, M Pujals… - Angewandte …, 2023 - Wiley Online Library
Die Addition von zwei unsymmetrischen Malonsäureestern an das Buckminster‐Fulleren
C60 kann zu 22 spektroskopisch unterscheidbaren isomeren Produkten führen und stellt …

Supramolecular protection with a recyclable molecular container: an efficient strategy for the one-pot selective functionalization of polyfunctional substrates

S Lambert, K Bartik, I Jabin - Organic Chemistry Frontiers, 2023 - pubs.rsc.org
The control of the selective transformation of a functional group on a substrate bearing
multiple identical reactive functions is a major synthetic challenge. The use of macrocyclic …

The Use of Anhydrous Barium Hydroxide for Selective Alkylation of Dialkyloxy-tert-butyl-calix[4]arenes

OA Yesypenko, OO Trybrat, VI Kalchenko - Molecules, 2023 - mdpi.com
Molecules | Free Full-Text | The Use of Anhydrous Barium Hydroxide for Selective Alkylation of
Dialkyloxy-tert-butyl-calix[4]arenes Next Article in Journal Developed and Validated Capillary …