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Themed collection Supramolecular chemistry in OBC

138 items - Showing page 1 of 2
Review Article

Molecular recognition and sensing of dicarboxylates and dicarboxylic acids

This review outlines challenges faced in recognition and detection of dicarboxylic acids and dicarboxylates and strategies used to obtain effective and observable interactions in the period from 2014 to 2020.

Graphical abstract: Molecular recognition and sensing of dicarboxylates and dicarboxylic acids
From the themed collection: Supramolecular chemistry in OBC
Open Access Review Article

Synthetic strategies towards mechanically interlocked oligomers and polymers

Synthetic methodologies towards the preparation of oligomeric and polymeric mechanically interlocked molecules are described, including both covalent strategies and self-assembly approaches.

Graphical abstract: Synthetic strategies towards mechanically interlocked oligomers and polymers
From the themed collection: Supramolecular chemistry in OBC
Review Article

The synthesis and applications of porphyrin-containing pillararenes

Recent progress regarding the combination of porphyrins and pillararenes into hybrid compounds and supramolecular systems is summarized in this review.

Graphical abstract: The synthesis and applications of porphyrin-containing pillararenes
From the themed collection: Supramolecular chemistry in OBC
Review Article

Enantioselective synthesis enabled by visible light photocatalysis

This review summarizes recent developments in visible-light enantioselective photocatalysis reactions, which provide convenient and effective tools for asymmetric synthesis.

Graphical abstract: Enantioselective synthesis enabled by visible light photocatalysis
From the themed collection: Supramolecular chemistry in OBC
Review Article

Macrocyclization via C–H functionalization: a new paradigm in macrocycle synthesis

The emergence and applications of the C–H activation logic as a new paradigm in macrocyclization reactions are captured in this review.

Graphical abstract: Macrocyclization via C–H functionalization: a new paradigm in macrocycle synthesis
From the themed collection: Synthetic methodology in OBC
Review Article

Supramolecular assembly of functional peptide–polymer conjugates

The following review gives an overview about synthetic peptide–polymer conjugates as macromolecular building blocks and their self-assembly into a variety of supramolecular architectures, from supramolecular polymer chains, to anisotropic 1D arrays, 2D layers, and more complex 3D networks.

Graphical abstract: Supramolecular assembly of functional peptide–polymer conjugates
From the themed collection: Supramolecular chemistry in OBC
Review Article

Tetrathiafulvalene-calix[4]pyrrole: a versatile synthetic receptor for electron-deficient planar and spherical guests

The chemistry of tetrathiafulvalene-calix[4]pyrrole is reviewed with focus on conformational behavior, receptor properties and ionically controlled electron transfer processes.

Graphical abstract: Tetrathiafulvalene-calix[4]pyrrole: a versatile synthetic receptor for electron-deficient planar and spherical guests
From the themed collection: Supramolecular chemistry in OBC
Review Article

Supramolecular vesicles based on pillar[n]arenes: design, construction, and applications

Recent progress in supramolecular vesicles based on pillar[n]arenes is reviewed.

Graphical abstract: Supramolecular vesicles based on pillar[n]arenes: design, construction, and applications
From the themed collection: Supramolecular chemistry in OBC
Communication

A medium-firm drug-candidate library of cryptand-like structures on T7 phage: design and selection of a strong binder for Hsp90

We designed and synthesized a library of cryptand-like structures on the T7 phage; a strong binder for a cancer-related protein was selected from the library.

Graphical abstract: A medium-firm drug-candidate library of cryptand-like structures on T7 phage: design and selection of a strong binder for Hsp90
From the themed collection: Supramolecular chemistry in OBC
Communication

Targeted synthesis of meso-aryl substituted aromatic trans-doubly N-confused dithia/diselena [18] porphyrins (1.1.1.1) with NIR absorption: spectroscopic and theoretical characterization

N-TIPS pyrrole and thiophene/selenophene dicarbinol: the two most promising and significant building blocks made for each other for constructing highly aromatic and NIR absorptive trans-doubly N-confused porphyrins.

Graphical abstract: Targeted synthesis of meso-aryl substituted aromatic trans-doubly N-confused dithia/diselena [18] porphyrins (1.1.1.1) with NIR absorption: spectroscopic and theoretical characterization
From the themed collection: Supramolecular chemistry in OBC
Communication

A fully synthetic 6-aza-artemisinin bearing an amphiphilic chain generates aggregates and exhibits anti-cancer activities

Appendage of an amphiphilic chain by exploiting the nitrogen installed on the 6-aza-artemisinin imparted self-assembling properties. The fully synthetic 6-aza-artemisinin formed aggregates and exhibited increased in vitro anti-cancer activities.

Graphical abstract: A fully synthetic 6-aza-artemisinin bearing an amphiphilic chain generates aggregates and exhibits anti-cancer activities
From the themed collection: Supramolecular chemistry in OBC
Communication

Deprotection of a benzyl unit induces a 22π aromatic macrocycle of 3-oxypyripentaphyrin(0.1.1.1.0) with strong NIR absorption

We report a deprotection-induced aromaticity switching from nonaromatic to a 22π aromatic macrocycle of 3-oxypyripentaphyrin(0.1.1.1.0) with strong NIR absorption.

Graphical abstract: Deprotection of a benzyl unit induces a 22π aromatic macrocycle of 3-oxypyripentaphyrin(0.1.1.1.0) with strong NIR absorption
From the themed collection: Supramolecular chemistry in OBC
Communication

Characterization in aqueous medium of an FMN semiquinone radical stabilized by the enzyme-like microenvironment of a modified polyethyleneimine

The elusive flavin semiquinone intermediate found in flavoproteins such as cryptochromes has been obtained in aqueous solution by single electron reduction of the natural FMN cofactor using sodium ascorbate.

Graphical abstract: Characterization in aqueous medium of an FMN semiquinone radical stabilized by the enzyme-like microenvironment of a modified polyethyleneimine
From the themed collection: Supramolecular chemistry in OBC
Communication

Hierarchical self-assembly of an azobenzene dyad with inverted amide connection into toroidal and tubular nanostructures

Inversion of the amide connectivity of an azobenzene dyad, which self-assembles into chiral toroids and nanotubes, improves the thermal stability of the assemblies, however it negatively affects supramolecular chirality.

Graphical abstract: Hierarchical self-assembly of an azobenzene dyad with inverted amide connection into toroidal and tubular nanostructures
Communication

Fluorescent supramolecular hierarchical self-assemblies from glycosylated 4-amino- and 4-bromo-1,8-naphthalimides

The investigation into the self-assembly formation of the glycan based 4-amino- and 4-bromo-1,8-naphthalimide (Nap) structures 1–3 is presented.

Graphical abstract: Fluorescent supramolecular hierarchical self-assemblies from glycosylated 4-amino- and 4-bromo-1,8-naphthalimides
From the themed collection: Supramolecular chemistry in OBC
Communication

Self-assembling purine and pteridine quartets: how do π-conjugation patterns affect resonance-assisted hydrogen bonding?

π-Conjugation patterns determine the association strengths of purine and pteridine quartets.

Graphical abstract: Self-assembling purine and pteridine quartets: how do π-conjugation patterns affect resonance-assisted hydrogen bonding?
From the themed collection: Supramolecular chemistry in OBC
Communication

Probing the determinants of porosity in protein frameworks: co-crystals of cytochrome c and an octa-anionic calix[4]arene

In contrast to sulfonato-calix[4]arene (sclx4), which mediates close-packed assemblies, the higher charge carboxylate-containing sclx4mc induced a crystalline framework of cytochrome c.

Graphical abstract: Probing the determinants of porosity in protein frameworks: co-crystals of cytochrome c and an octa-anionic calix[4]arene
From the themed collection: Supramolecular chemistry in OBC
Communication

Chiral bisphosphine ligands based on quinoline oligoamide foldamers: application in asymmetric hydrogenation

Single-handed quinoline oligoamide foldamer-based bisphosphine ligands that can coordinate with Rh(cod)2BF4 were used as a platform in asymmetric hydrogenation.

Graphical abstract: Chiral bisphosphine ligands based on quinoline oligoamide foldamers: application in asymmetric hydrogenation
From the themed collection: Catalysis & biocatalysis in OBC
Communication

Synthesis of helical π-conjugated polymers bearing pyridine N-oxide pendants and asymmetric allylation of aldehydes in the helical cavity

Asymmetric allylation of aldehydes was conducted inside the helical cavity of a helically folded π-conjugated polymer bearing pyridine N-oxide pendants.

Graphical abstract: Synthesis of helical π-conjugated polymers bearing pyridine N-oxide pendants and asymmetric allylation of aldehydes in the helical cavity
From the themed collection: Supramolecular chemistry in OBC
Open Access Communication

Thermodynamically driven self-assembly of pyridinearene to hexameric capsules

For the first time the formation of hexameric pyridine[4]arene capsule has been observed in gas phase, in solution and in solid state. A thermodynamic balance between capsule formation was observed, showing favour to hexamer.

Graphical abstract: Thermodynamically driven self-assembly of pyridinearene to hexameric capsules
From the themed collection: Supramolecular chemistry in OBC
Communication

A convenient one-pot nanosynthesis of a C(sp2)–C(sp3)-linked 3D grid via an ‘A2 + B3’ approach

The synthesis of fluorene-based 3D-grid-FTPA, which shows excellent chemical, thermal, and photo-stabilities, has been developed using a one-pot Friedel–Crafts reaction.

Graphical abstract: A convenient one-pot nanosynthesis of a C(sp2)–C(sp3)-linked 3D grid via an ‘A2 + B3’ approach
From the themed collection: Supramolecular chemistry in OBC
Communication

meso-Aryl substituted stable unorthodox 5,10-porphodimethenes with α,β and β,β-N-methyl pyrrole connectivities: synthesis and spectroscopic, solid state and theoretical characterization

meso-Aryl substituted highly stable single conformers of doubly mutant porphodimethenes.

Graphical abstract: meso-Aryl substituted stable unorthodox 5,10-porphodimethenes with α,β and β,β-N-methyl pyrrole connectivities: synthesis and spectroscopic, solid state and theoretical characterization
From the themed collection: Supramolecular chemistry in OBC
Communication

Unidirectional complexation of pillar[4]arene[1]benzoquinoneoxime with alkyl alcohols

Unidirectional binding between a pillar[4]arene[1]benzoquinoneoxime host and n-alkyl alcoholic guests was realized with the hydroxy heads of the guests in direct contact with the oxime group of the macrocyclic host.

Graphical abstract: Unidirectional complexation of pillar[4]arene[1]benzoquinoneoxime with alkyl alcohols
From the themed collection: Supramolecular chemistry in OBC
Communication

Acid/base- and base/acid-switchable complexation between anionic-/cationic-pillar[6]arenes and a viologen ditosylate salt

Acid/base and base/acid-controllable molecular switches were constructed based on water-soluble anionic pillar[6]arene or cationic pillar[6]arene and a viologen ditosylate salt.

Graphical abstract: Acid/base- and base/acid-switchable complexation between anionic-/cationic-pillar[6]arenes and a viologen ditosylate salt
From the themed collection: Supramolecular chemistry in OBC
Communication

Acid–base controlled multiple conformation and aromaticity switches in tren-capped hexaphyrins

Upon protonation, a tren-capped hexaphyrin undergoes simple conformational exchanges between rectangular, Möbius and triangular shapes affording different aromaticities and cage environments, and ultimately leading to a host–guest complex.

Graphical abstract: Acid–base controlled multiple conformation and aromaticity switches in tren-capped hexaphyrins
From the themed collection: Supramolecular chemistry in OBC
Communication

Using reversible non-covalent and covalent bonds to create assemblies and equilibrating molecular networks that survive 5 molar urea

Molecules that assemble through reversible covalent and noncovalent interactions achieve self-assembly at extreme levels of urea and NaCl.

Graphical abstract: Using reversible non-covalent and covalent bonds to create assemblies and equilibrating molecular networks that survive 5 molar urea
From the themed collection: Supramolecular chemistry in OBC
Communication

Photodeamination to quinone methides in cucurbit[n]urils: potential application in drug delivery

A prodrug is encapsulated in CB[7] and is photochemically transformed into an active drug inside this supramolecular complex.

Graphical abstract: Photodeamination to quinone methides in cucurbit[n]urils: potential application in drug delivery
From the themed collection: Supramolecular chemistry in OBC
Communication

Stereo- and regioselective photocycloaddition of extended alkenes using γ-cyclodextrin

Photoexcitation of dibenzalacetones in homogeneous media and solid state yields a mixture of products with poor conversions. Reactivity of the substrate encapsulated within γ-cyclodextrin results in efficient 2 + 2 photocycloaddition between two reactants on both alkenes groups, yielding a single product with remarkable regio- and stereoselectivity at high conversions.

Graphical abstract: Stereo- and regioselective photocycloaddition of extended alkenes using γ-cyclodextrin
From the themed collection: Supramolecular chemistry in OBC
Communication

Tuning the fluorescence of tetraphenylethylene in dilute solutions via modulating multiple-hydrogen-bonding interactions between a Hamilton receptor and cyanuric acid

A hydrogen bonded luminescent supramolecular network from HTPE and CTPE can be further tuned.

Graphical abstract: Tuning the fluorescence of tetraphenylethylene in dilute solutions via modulating multiple-hydrogen-bonding interactions between a Hamilton receptor and cyanuric acid
From the themed collection: Supramolecular chemistry in OBC
Communication

Intramolecularly enhanced molecular tweezers with unusually strong binding for aromatic guests in unfavorable solvents

Molecular tweezers using aromatic interactions for binding normally work best in polar instead of nonpolar solvents due to the strong solvophobic effect in the binding.

Graphical abstract: Intramolecularly enhanced molecular tweezers with unusually strong binding for aromatic guests in unfavorable solvents
From the themed collection: Supramolecular chemistry in OBC
Communication

Binding-promoted chemical reaction in the nanospace of a binding site: effects of environmental constriction

Chemical reactions in a confined nanospace can be very different from those in solution.

Graphical abstract: Binding-promoted chemical reaction in the nanospace of a binding site: effects of environmental constriction
From the themed collection: Supramolecular chemistry in OBC
Communication

Aromatically functionalized pseudo-crown ethers with unusual solvent response and enhanced binding properties

Intramolecularly enhanced flexible receptors outperformed traditional rigid receptors when the direct binding force was weakened by solvent competition.

Graphical abstract: Aromatically functionalized pseudo-crown ethers with unusual solvent response and enhanced binding properties
From the themed collection: Supramolecular chemistry in OBC
Communication

Narcissistic chiral self-sorting of molecular face-rotating polyhedra

Narcissistic chiral self-sorting prevailed in the assembly of molecular face-rotating polyhedra from a C3h building block 5,5,10,10,15,15-hexabutyl-truxene-2,7,12-tricarbaldehyde and racemic mixtures of 1,2-diamines.

Graphical abstract: Narcissistic chiral self-sorting of molecular face-rotating polyhedra
From the themed collection: Supramolecular chemistry in OBC
Communication

Taking advantage of Co(II) induced enhanced VCD for the fast and sensitive determination of enantiomeric excess

Large Co(II)-induced VCD signals provide a method for determining the enantiomeric excess of α-amino acids. This strategy can be followed for building new VCD protocols.

Graphical abstract: Taking advantage of Co(ii) induced enhanced VCD for the fast and sensitive determination of enantiomeric excess
From the themed collection: Supramolecular chemistry in OBC
Accepted Manuscript - Paper

Multi-stimuli controlled release of transmembrane chloride ion carrier from sulfonium-linked procarrier

From the themed collection: Supramolecular chemistry in OBC
Paper

Guest-induced supramolecular chirality transfer in [2]pseudorotaxanes: experimental and computational study

We constructed several [2]pseudorotaxanes via chiral binaphthalene crown ethers and achiral ammonium salts, and found that the binaphthalene groups can induce new CD signals only in the [2]pseudorotaxane between the hosts and the guest with anthryl.

Graphical abstract: Guest-induced supramolecular chirality transfer in [2]pseudorotaxanes: experimental and computational study
Paper

Synthesis of 2-bromo- and 2-phenyl-neo-confused porphyrins

New examples of neo-confused porphyrins are reported. These retain global diatropic characteristics but are relatively unstable in solution.

Graphical abstract: Synthesis of 2-bromo- and 2-phenyl-neo-confused porphyrins
Paper

Synthesis of N-acetylglucosamine and N-acetylallosamine resorcinarene-based multivalent β-thio-glycoclusters: unexpected affinity of N-acetylallosamine ligands towards Wheat Germ Agglutinin

Resorcinarene-based glycoclusters bearing β-S-GlcNAc and β-S-AllNAc residues were synthesized and ITC and molecular docking calculations provided evidence of their strong affinity towards WGA.

Graphical abstract: Synthesis of N-acetylglucosamine and N-acetylallosamine resorcinarene-based multivalent β-thio-glycoclusters: unexpected affinity of N-acetylallosamine ligands towards Wheat Germ Agglutinin
From the themed collection: Synthetic methodology in OBC
Paper

Improved water solubility and photodynamic activity of hydroxy-modified porphyrins by complexation with cyclodextrin

TMe-β-CDx-complexed porphyrins with hydroxyphenyl moieties in the meso-position showed higher photodynamic activities than TMe-β-CDx-complexed porphyrins with dihydroxyphenyl moieties and porphyrins injected in a dimethyl sulfoxide solution.

Graphical abstract: Improved water solubility and photodynamic activity of hydroxy-modified porphyrins by complexation with cyclodextrin
From the themed collection: Supramolecular chemistry in OBC
Paper

Absolute handedness control of oligoamide double helices by chiral oxazolylaniline induction

Aromatic oligoamide double helices bearing a chiral oxazolylaniline moiety were synthesized and their helix handedness was completely controlled (de > 99%).

Graphical abstract: Absolute handedness control of oligoamide double helices by chiral oxazolylaniline induction
Open Access Paper

An amide hydrogen bond templated [1]rotaxane displaying a peptide motif – demonstrating an expedient route to synthetic mimics of lasso peptides

The rapid synthesis and characterization of an amide hydrogen bond templated [1]rotaxane – demonstrating a potential pathway to synthetic analogues of lasso peptides.

Graphical abstract: An amide hydrogen bond templated [1]rotaxane displaying a peptide motif – demonstrating an expedient route to synthetic mimics of lasso peptides
From the themed collection: Supramolecular chemistry in OBC
Paper

Influence of cyclic and acyclic cucurbiturils on the degradation pathways of the chemical warfare agent VX

Cucurbit[7]uril and an acyclic cucurbituril cause the chemical warfare agent VX to preferentially decompose in basic aqueous solution under C–S bond cleavage rather than by the normally preferred hydrolysis of the P–O and P–S bonds.

Graphical abstract: Influence of cyclic and acyclic cucurbiturils on the degradation pathways of the chemical warfare agent VX
From the themed collection: Supramolecular chemistry in OBC
Paper

An electrochemically controlled supramolecular zip tie based on host–guest chemistry of CB[8]

A stimuli-responsive supramolecular assembly based on a bipyridinium thread and CB[8] behaves like a zip tie relaxing the chain as a consequence of the insertion of both radical cation moieties within the CB[8] macrocycle.

Graphical abstract: An electrochemically controlled supramolecular zip tie based on host–guest chemistry of CB[8]
From the themed collection: Supramolecular chemistry in OBC
Paper

Selective functionalization of 6-amino-6-methyl-1,4-perhydrodiazepine for the synthesis of a library of polydentate chelators

AMPED-based [un]symmetrical ligands having different numbers and types of donor atoms to bind metal ions were synthesized for diagnostic applications.

Graphical abstract: Selective functionalization of 6-amino-6-methyl-1,4-perhydrodiazepine for the synthesis of a library of polydentate chelators
From the themed collection: Supramolecular chemistry in OBC
Paper

Synthesis and stereoisomerism of [n]cyclo-2,9-phenanthrenylene congeners possessing alternating E/Z- and R/S-biaryl linkages

A novel series of cycloarylenes with blended E/Z and R/S linkages were synthesized, and their cyclostereoisomerism was investigated.

Graphical abstract: Synthesis and stereoisomerism of [n]cyclo-2,9-phenanthrenylene congeners possessing alternating E/Z- and R/S-biaryl linkages
Paper

Enhanced ion binding by the benzocrown receptor and a carbonyl of the aminonaphthalimide fluorophore in water-soluble logic gates

Fluorescent logic gates with benzocrown ethers attached at the imide naphthalimide exhibit synergistic binding of Na+ and K+ in aqueous methanol and water.

Graphical abstract: Enhanced ion binding by the benzocrown receptor and a carbonyl of the aminonaphthalimide fluorophore in water-soluble logic gates
From the themed collection: Supramolecular chemistry in OBC
Paper

One-pot synthesis of porphyrin-based [5]rotaxanes

[5]Rotaxanes prepared in a one-pot reaction via simultaneous threading-followed-by-stoppering and condensation can be used to generate different co-conformational states making these systems potential multi-state switches.

Graphical abstract: One-pot synthesis of porphyrin-based [5]rotaxanes
Paper

Towards new nanoporous biomaterials: self-assembly of sulfopillar[5]arenes with vitamin D3 into supramolecular polymers

The ability of novel sulfopillar[5]arenes to form UV stable inclusion complex with cholecalciferol (vitamin D3) was shown.

Graphical abstract: Towards new nanoporous biomaterials: self-assembly of sulfopillar[5]arenes with vitamin D3 into supramolecular polymers
From the themed collection: Supramolecular chemistry in OBC
Paper

Controlling the liberation rate of the in situ release of a chemical fuel for the operationally autonomous motions of molecular machines

Aminolysis of the anhydride of 2-cyano-2-phenylpropanoic acid can be employed to conveniently regulate the liberation rate of the related acid which, in turn, can be used as a fuel for acid–base operated molecular machines.

Graphical abstract: Controlling the liberation rate of the in situ release of a chemical fuel for the operationally autonomous motions of molecular machines
Paper

Selective fluorescence sensing of H2PO4 by the anion induced formation of self-assembled supramolecular polymers

H2PO4 anions induced the formation of a fluorescent supramolecular polymer by halogen bonding interactions in a bromoimidazolium based tripodal receptor.

Graphical abstract: Selective fluorescence sensing of H2PO4− by the anion induced formation of self-assembled supramolecular polymers
From the themed collection: Supramolecular chemistry in OBC
Paper

Preparation of cage-shaped hexakis(spiroborate)s

Direct construction of anionic hexakis(spiroborate) prismatic cages was realized by the reaction of hexahydroxytriphenylene, bis(dihydroxynaphthalene)s, and boric acid.

Graphical abstract: Preparation of cage-shaped hexakis(spiroborate)s
From the themed collection: Supramolecular chemistry in OBC
Paper

Construction of pH sensitive smart glutathione peroxidase (GPx) mimics based on pH responsive pseudorotaxanes

Two pH-sensitive smart glutathione peroxidase (GPx) mimics were developed by using pH-responsive pseudorotaxanes based on cucurbit[6]uril and organoselenium compounds.

Graphical abstract: Construction of pH sensitive smart glutathione peroxidase (GPx) mimics based on pH responsive pseudorotaxanes
From the themed collection: Supramolecular chemistry in OBC
Paper

I2-Catalyzed transformation of o-aminobenzamide to o-ureidobenzonitrile using isothiocyanates

The present work describes an unexpected and unique protocol for the iodine catalysed synthesis of o-ureidobenzonitriles using o-aminobenzamides and isothiocyanates via intramolecular rearrangement.

Graphical abstract: I2-Catalyzed transformation of o-aminobenzamide to o-ureidobenzonitrile using isothiocyanates
From the themed collection: Supramolecular chemistry in OBC
Paper

Host–guest interaction of nitroxide radicals with water-soluble pillar[6]arenes

The host–guest interaction of nitroxide radicals with water-soluble pillar[6]arenes has been for the first time verified in this study.

Graphical abstract: Host–guest interaction of nitroxide radicals with water-soluble pillar[6]arenes
From the themed collection: Supramolecular chemistry in OBC
Paper

Encapsulation of ionic liquids inside cucurbiturils

Stable host–guest inclusion complexes are formed between cucurbiturils and ionic liquids in water.

Graphical abstract: Encapsulation of ionic liquids inside cucurbiturils
From the themed collection: Supramolecular chemistry in OBC
Paper

Mono-functionalized derivatives and revised configurational assignment of amide naphthotubes

A pair of mono-functionalized amide naphthotubes with one alkyne and three carboxylate groups has been synthesized, and they show different binding behavior from its parent naphthotubes, presumably due to the self-inclusion of the alkyne group.

Graphical abstract: Mono-functionalized derivatives and revised configurational assignment of amide naphthotubes
Paper

Quantification of cooperativity in the self-assembly of H-bonded rosettes

The effective molarity associated with the macrocyclisation step in the self-assembly of triaminopyrimidines with barbiturates and with cyanates was measured as 2 M.

Graphical abstract: Quantification of cooperativity in the self-assembly of H-bonded rosettes
Paper

Cucurbit[7]uril as a catalytic nanoreactor for one-pot synthesis of isoxazolidines in water

The main objective of supramolecular chemistry is to mimic the macrosystems present in nature, a goal that fits perfectly with the green chemistry guidelines.

Graphical abstract: Cucurbit[7]uril as a catalytic nanoreactor for one-pot synthesis of isoxazolidines in water
From the themed collection: Supramolecular chemistry in OBC
Paper

Self-assembly of amphiphilic aryl-squaramides in water driven by dipolar π–π interactions

Amphiphilic aryl-squaramides self-assemble via unprecedented dipolar π–π interactions forming well-defined supramolecular aggregates and self-consistent hydrogels in water

Graphical abstract: Self-assembly of amphiphilic aryl-squaramides in water driven by dipolar π–π interactions
From the themed collection: Supramolecular chemistry in OBC
Paper

Complexation of 5-aminovaleric acid zwitterions in aqueous/methanol solution by heterotopic tri-cationic receptors

Heterotopic tri-cationic receptor based on 4,10,16-triaza-18-crown-6 is capable of efficient and selective binding of the zwitterionic form of 5-aminovaleric acid (5-AVA) in aqueous/methanol solution.

Graphical abstract: Complexation of 5-aminovaleric acid zwitterions in aqueous/methanol solution by heterotopic tri-cationic receptors
From the themed collection: Supramolecular chemistry in OBC
Paper

Cucurbit[7]uril-driven modulation of ligand–DNA interactions by ternary assembly

Cucurbit[7]uril induces a change in the ligand–DNA binding mode and destroys dye aggregates templated by DNA through the formation of a ternary complex.

Graphical abstract: Cucurbit[7]uril-driven modulation of ligand–DNA interactions by ternary assembly
From the themed collection: Chemical biology in OBC
Paper

Synthesis and chiroptical properties of cylindrical macrocycles comprising two calix[3]aramide moieties

Novel chiral macrocyclic aromatic amides of medium molecular weight were synthesized by the one-step amide coupling of a bis(alkylamino)terphenyl diacid as monomer.

Graphical abstract: Synthesis and chiroptical properties of cylindrical macrocycles comprising two calix[3]aramide moieties
From the themed collection: Supramolecular chemistry in OBC
Paper

Molecular replication using covalent base-pairs with traceless linkers

Covalent template-directed synthesis was carried out using an oligomeric template to produce identical copy strands in iterative rounds of replication.

Graphical abstract: Molecular replication using covalent base-pairs with traceless linkers
From the themed collection: Supramolecular chemistry in OBC
Open Access Paper

Effects of nano-confinement and conformational mobility on molecular imprinting of cross-linked micelles

Confining molecular imprinting in the nanospace of a micelle yielded highly selective protein-mimicking nanoparticle receptors to distinguish closely related water-soluble guests.

Graphical abstract: Effects of nano-confinement and conformational mobility on molecular imprinting of cross-linked micelles
From the themed collection: Supramolecular chemistry in OBC
Paper

Optically active Ag(I): o-OPE helicates using a single homochiral sulfoxide as chiral inducer

Preferred-handed helical folding of OPEs achieved by just one chiral motif: changes in CD spectra after Ag(I) complexation.

Graphical abstract: Optically active Ag(i): o-OPE helicates using a single homochiral sulfoxide as chiral inducer
From the themed collection: Supramolecular chemistry in OBC
Open Access Paper

Three-state switching in a double-pole change-over nanoswitch controlled by redox-dependent self-sorting

Entangled toggling leads to a rare case of a double-pole change-over switching. Since two connections are cleaved in a correlated manner, it represents an intriguing modus operandi of molecular nanoswitching.

Graphical abstract: Three-state switching in a double-pole change-over nanoswitch controlled by redox-dependent self-sorting
From the themed collection: Supramolecular chemistry in OBC
Paper

Dynamic optical activity induction in the N-alkyl-N′-trityl ureas and thioureas

Stereodynamic trityl group, utilized as a reporter of chirality, hampers hydrogen bonding network in optically active urea and thiourea derivatives.

Graphical abstract: Dynamic optical activity induction in the N-alkyl-N′-trityl ureas and thioureas
Paper

A calix[4]arene with acylguanidine units as an efficient catalyst for phosphodiester bond cleavage in RNA and DNA model compounds

Conjugated carbonyl units in a calixarene scaffold provide the right amount of flexibility for catalysis with a minimum entropic cost.

Graphical abstract: A calix[4]arene with acylguanidine units as an efficient catalyst for phosphodiester bond cleavage in RNA and DNA model compounds
From the themed collection: Catalysis & biocatalysis in OBC
Paper

Solid–liquid extraction of iodide and bromide from aqueous media by a new water-insoluble phenoxycalix[4]pyrrole-epichlorohydrin polymer

A phenoxycalix[4]pyrrole-epichlorohydrin based extractant was easily synthesized for the first time and used for iodide and bromide extraction from aqueous media.

Graphical abstract: Solid–liquid extraction of iodide and bromide from aqueous media by a new water-insoluble phenoxycalix[4]pyrrole-epichlorohydrin polymer
From the themed collection: Supramolecular chemistry in OBC
Open Access Paper

Stereoselective deconjugation of macrocyclic α,β-unsaturated esters by sequential amidation and olefin transposition: application to enantioselective phase-transfer catalysis

The stereoselective synthesis of chiral macrocycles bearing two aliphatic amide functional groups is reported.

Graphical abstract: Stereoselective deconjugation of macrocyclic α,β-unsaturated esters by sequential amidation and olefin transposition: application to enantioselective phase-transfer catalysis
From the themed collection: Catalysis & biocatalysis in OBC
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The latest articles published in Organic and Biomolecular Chemistry related to supramolecular chemistry research.

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