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Themed collection Supramolecular chemistry in OBC

94 items - Showing page 1 of 2
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
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

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
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
Paper

A styryl based fluorogenic probe with high affinity for a cyclodextrin derivative

A styryl-based fluorogenic near-IR probe registers a very high association constant with sulfobutylether substituted β-cyclodextrin host, having prospects as biological marker and improved pH and temperature sensor.

Graphical abstract: A styryl based fluorogenic probe with high affinity for a cyclodextrin derivative
From the themed collection: Supramolecular chemistry in OBC
Paper

Preparation of a large-sized highly flexible carbon nanohoop

A highly flexible carbon nanohoop composed of HBC panels was prepared by connection together with biphenylene spacers.

Graphical abstract: Preparation of a large-sized highly flexible carbon nanohoop
Paper

Symmetrically backfolded molecules emulating the self-similar features of a Sierpinski triangle

A Sierpinski molecule with symmetrically backfolded branches has been synthesized to present a complex, self-similar system of conjugated aromatic backbones featuring three distinct levels on the structural hierarchy.

Graphical abstract: Symmetrically backfolded molecules emulating the self-similar features of a Sierpinski triangle
From the themed collection: Supramolecular chemistry in OBC
Paper

A dimethoxypillar[5]arene/azastilbene host–guest recognition motif and its applications in the fabrication of polypseudorotaxanes

A host–guest recognition motif based on 1,4-dimethoxylpillar[5]arene (DMP5) and guest trans-4,4′-vinylenedipyridine (trans-G1) was fabricated and applied to construct metallosupramolecular polypseudorotaxanes.

Graphical abstract: A dimethoxypillar[5]arene/azastilbene host–guest recognition motif and its applications in the fabrication of polypseudorotaxanes
From the themed collection: Supramolecular chemistry in OBC
Paper

A click mediated route to a novel fluorescent pyridino-extended calix[4]pyrrole sensor: synthesis and binding studies

This new cali[4]pyrrole entity displays molecular fluorescence recognition capabilities towards iron and mercury which are major environmental contaminants.

Graphical abstract: A click mediated route to a novel fluorescent pyridino-extended calix[4]pyrrole sensor: synthesis and binding studies
From the themed collection: Supramolecular chemistry in OBC
Paper

Triaminopyrimidine derivatives as transmembrane HCl transporters

A series of triaminopyrimidine-based anion transporters has been described, capable of diminishing proton gradients across lipid bilayers at physiologically relevant pH.

Graphical abstract: Triaminopyrimidine derivatives as transmembrane HCl transporters
From the themed collection: Supramolecular chemistry in OBC
Paper

Triazole functionalized acyclic cucurbit[n]uril-type receptors: host·guest recognition properties

The synthesis, characterization, and molecular recognition properties of 2–4 toward organic ammonium ions in water is reported.

Graphical abstract: Triazole functionalized acyclic cucurbit[n]uril-type receptors: host·guest recognition properties
Paper

Carboxylated pillar[n]arene (n = 5–7) host molecules: high affinity and selective binding in water

A systematic study of host–guest chemistry for water-soluble pillar[n]arenes in water.

Graphical abstract: Carboxylated pillar[n]arene (n = 5–7) host molecules: high affinity and selective binding in water
From the themed collection: Supramolecular chemistry in OBC
Paper

Synthesis, structure, and anion binding of functional oxacalix[4]arenes

Oxacalix[4]arenes obtained from the highly efficient, one-pot SNAr reaction were post-macrocyclization functionalized through the reduction of nitro groups and hydrolysis of the ester groups to obtain several derivatives of desired solubility and anion binding property.

Graphical abstract: Synthesis, structure, and anion binding of functional oxacalix[4]arenes
From the themed collection: Supramolecular chemistry in OBC
Paper

A phototunable anion receptor for C–H⋯X interactions with benzoate anions

A phototunable receptor binds to anions in one of its photoisomeric forms via CH⋯X interaction.

Graphical abstract: A phototunable anion receptor for C–H⋯X interactions with benzoate anions
From the themed collection: Supramolecular chemistry in OBC
Paper

Covalently linked meso-tetraaryl triphyrin(2.1.1)-ferrocene(s) conjugates: synthesis and properties

Functionalized meso-tetraaryl triphyrins(2.1.1) containing two meso-iodophenyl groups or a bromo group at the β-pyrrole carbon were synthesized over a sequence of steps.

Graphical abstract: Covalently linked meso-tetraaryl triphyrin(2.1.1)-ferrocene(s) conjugates: synthesis and properties
From the themed collection: Supramolecular chemistry in OBC
Paper

Substituent-controlled racemization of dissymmetric coordination capsules

We report the effect of substituents (methyl, isopropyl, methoxy, and methoxyphenyl) at the 6′-position of the 2,2′-bipyridyl arms on the racemization of dissymmetric coordination capsules 1a–d.

Graphical abstract: Substituent-controlled racemization of dissymmetric coordination capsules
From the themed collection: Supramolecular chemistry in OBC
Paper

Functional self-assembled nanovesicles based on β-cyclodextrin, liposomes and adamantyl guanidines as potential nonviral gene delivery vectors

Multicomponent supramolecular nanovesicles functionalized with adamantyl guanidines were prepared.

Graphical abstract: Functional self-assembled nanovesicles based on β-cyclodextrin, liposomes and adamantyl guanidines as potential nonviral gene delivery vectors
From the themed collection: Supramolecular chemistry in OBC
Paper

Systematic rim cyano-functionalization of pillar[5]arene and corresponding host–guest property varieties

Synthetic investigation of the systematic replacement of alkoxy groups in pillar[5]arene by cyano ones was carried out. Host–guest property studies of nCN-pillar[5]arenes and 1,4-dicyanobutane showed the functionization number related host–guest interaction varieties.

Graphical abstract: Systematic rim cyano-functionalization of pillar[5]arene and corresponding host–guest property varieties
From the themed collection: Supramolecular chemistry in OBC
Paper

Transmembrane H+/Cl cotransport activity of bis(amido)imidazole receptors

Bis(amide) appended imidazole having a sickle-shaped trivalent hydrogen-bonding structure reported as a transmembrane H+/Cl symporter.

Graphical abstract: Transmembrane H+/Cl− cotransport activity of bis(amido)imidazole receptors
From the themed collection: Supramolecular chemistry in OBC
Open Access Paper

Synthesis and characterization of propeller-shaped mono- to hexacationic quinolinium-substituted benzenes

In propeller-shaped molecules a central benzene core is substituted by up to six N-methylquinolinium rings.

Graphical abstract: Synthesis and characterization of propeller-shaped mono- to hexacationic quinolinium-substituted benzenes
From the themed collection: Supramolecular chemistry in OBC
Open Access Paper

Control of conformation in α-helix mimicking aromatic oligoamide foldamers through interactions between adjacent side-chains

Hydrogen-bonding interactions are used to bias the conformation of an aromatic oligoamide foldamer in favour of an α-helix mimicking syn conformer.

Graphical abstract: Control of conformation in α-helix mimicking aromatic oligoamide foldamers through interactions between adjacent side-chains
From the themed collection: Supramolecular chemistry in OBC
Paper

Doxorubicin-reinforced supramolecular hydrogels of RGD-derived peptide conjugates for pH-responsive drug delivery

Doxorubicin reinforced the self-assembly of RGD-derived peptide conjugates responsive to mild acidity.

Graphical abstract: Doxorubicin-reinforced supramolecular hydrogels of RGD-derived peptide conjugates for pH-responsive drug delivery
From the themed collection: Supramolecular chemistry in OBC
Paper

Aggregation-induced emission and polymorphism/shape/size-dependent emission behaviours of fenamates for potential drug evaluation

Aggregation-induced emission and polymorphism/shape/size-dependent emission behaviors were found coexisting in fenamates, which provides a novel approach toward future drug evaluation.

Graphical abstract: Aggregation-induced emission and polymorphism/shape/size-dependent emission behaviours of fenamates for potential drug evaluation
From the themed collection: Supramolecular chemistry in OBC
Paper

Rapid one-pot synthesis of pyrrole-appended isocorroles

Free-base meso-triarylcorroles and pyrrole undergo oxidative coupling in dichloromethane in the presence of DDQ affording 35–60% yields of 5/10-pyrrole-appended isocorroles in a matter of seconds.

Graphical abstract: Rapid one-pot synthesis of pyrrole-appended isocorroles
From the themed collection: Supramolecular chemistry in OBC
Paper

High photodynamic activities of water-soluble inclusion complexes of 5,15-diazaporphyrins in cyclodextrin

Inclusion complexes of 5,15-diazaporphyrin derivatives in trimethyl-β-cyclodextrin exhibited high photodynamic activity under visible-light irradiation at wavelengths greater than 620 nm.

Graphical abstract: High photodynamic activities of water-soluble inclusion complexes of 5,15-diazaporphyrins in cyclodextrin
From the themed collection: Supramolecular chemistry in OBC
Paper

Dicyclohexylurea derivatives of amino acids as dye absorbent organogels and anion sensors

Dicyclohexyl urea (DCU) derivatives of amino acids Fmoc-Phe-DCU (M1), Fmoc-Phg-DCU (M2) and Fmoc-Gaba-DCU (M3) have been shown to form phase selective, thermoreversible and mechanically robust gels in a large range of organic solvents. Organogels act as dye adsorbants and M1–M3 act as selective anion sensors for F, OH and OAc.

Graphical abstract: Dicyclohexylurea derivatives of amino acids as dye absorbent organogels and anion sensors
From the themed collection: Supramolecular chemistry in OBC
Paper

Playing supramolecular dominoes with light: building and breaking a photoreversible G-quadruplex made from guanosine, boric acid and an azobenzene

Addition of an azo dye triggers a cascade of photoreversible intermolecular recognition processes in a mixture of simple guanosine derivatives.

Graphical abstract: Playing supramolecular dominoes with light: building and breaking a photoreversible G-quadruplex made from guanosine, boric acid and an azobenzene
From the themed collection: Supramolecular chemistry in OBC
Open Access Paper

Promotion of the collagen triple helix in a hydrophobic environment

The collagen triple helix is better suited for octanol than for water.

Graphical abstract: Promotion of the collagen triple helix in a hydrophobic environment
From the themed collection: Supramolecular chemistry in OBC
Paper

Self-templated synthesis of amide catenanes and formation of a catenane coordination polymer

A metal-free synthesis of [2]catenanes is exploited to prepare an interlocked ligand that self-assembles with Ag(I) to form one-dimensional metallo-polycatenanes.

Graphical abstract: Self-templated synthesis of amide catenanes and formation of a catenane coordination polymer
Paper

Salts accelerate the switching kinetics of a cyclobis(paraquat-p-phenylene) [2]rotaxane

The switching speed of a bistable [2]rotaxane upon oxidation is found to be increased in the presence of added salts.

Graphical abstract: Salts accelerate the switching kinetics of a cyclobis(paraquat-p-phenylene) [2]rotaxane
From the themed collection: Supramolecular chemistry in OBC
Paper

FRET-based nanosensors for monitoring and quantification of alcohols in living cells

Upon binding of alcohols, ObpIIa undergoes conformational changes resulting in transfer of energy in the form of FRET from donor to the acceptor fluorophore.

Graphical abstract: FRET-based nanosensors for monitoring and quantification of alcohols in living cells
From the themed collection: Supramolecular chemistry in OBC
Paper

Quadruply N-methylated octaphyrin: a helical macrocycle exhibiting chiroptical properties and dynamic conformation changes correlated with helical and inner N-methyl orientations

[38]Octaphyrin(1.1.1.1.1.1.1.1) bearing four methyl moieties at the inner nitrogen sites has been synthesized and exhibited chiroptical properties and dynamic conversions.

Graphical abstract: Quadruply N-methylated octaphyrin: a helical macrocycle exhibiting chiroptical properties and dynamic conformation changes correlated with helical and inner N-methyl orientations
From the themed collection: Supramolecular chemistry in OBC
Paper

Kinetic and spectroscopic studies on the chiral self-aggregation of amphiphilic zinc and copper (L)-prolinate-tetraarylporphyrin derivatives in different aqueous media

The chiral self-aggregation of (L)-proline porphyrin derivatives depends on both the nature of the media and the coordinated metal ion.

Graphical abstract: Kinetic and spectroscopic studies on the chiral self-aggregation of amphiphilic zinc and copper (l)-prolinate-tetraarylporphyrin derivatives in different aqueous media
From the themed collection: Supramolecular chemistry in OBC
Paper

Supramolecular self-assembly of fluorescent peptide amphiphiles for accurate and reversible pH measurement

We report the synthesis and self-assembly of fluorescent peptide amphiphiles (NBD-PA) composed of a fluorescent NBD probe and a peptide derivative VVAADD with a C12-alkyl-chain as the linker (NBD-C12-VVAADD).

Graphical abstract: Supramolecular self-assembly of fluorescent peptide amphiphiles for accurate and reversible pH measurement
From the themed collection: Supramolecular chemistry in OBC
Paper

Design of C2-symmetric alkaloidal chiral amphiphiles and configurational effects on self-assembly

Alkaloidal chiral amphiphiles composed of C2-symmetric bispyrrolidinoindoline scaffold were developed, where the configurational differences significantly influenced the chiroptical, dynamic and supramolecular properties.

Graphical abstract: Design of C2-symmetric alkaloidal chiral amphiphiles and configurational effects on self-assembly
From the themed collection: Supramolecular chemistry in OBC
Paper

New tetralactam hosts for squaraine dyes

Tetralactam macrocycles with similar substituents (methyl, methoxy, methylenedioxy) on the macrocycle aromatic sidewalls have very different squaraine recognition properties.

Graphical abstract: New tetralactam hosts for squaraine dyes
From the themed collection: Supramolecular chemistry in OBC
Paper

Understanding coordination equilibria in solution and gel-phase [2]rotaxanes

An active-metal template approach has been use to synthesise solution and surface bound addressable [2]rotaxanes giving unique insights into thermodynamic equilibria in interlocked structures.

Graphical abstract: Understanding coordination equilibria in solution and gel-phase [2]rotaxanes
From the themed collection: Supramolecular chemistry in OBC
Paper

Cyclic arylopeptoid oligomers: synthesis and conformational propensities of peptide-mimetic aromatic macrocycles

Dynamic macrocyclic peptide-mimetic molecule bearing sequence-controlled side chains.

Graphical abstract: Cyclic arylopeptoid oligomers: synthesis and conformational propensities of peptide-mimetic aromatic macrocycles
From the themed collection: Supramolecular chemistry in OBC
Paper

Synthesis and Suzuki–Miyaura cross coupling reactions for post-synthetic modification of a tetrabromo-anthracenyl porphyrin

A tetra-bromoanthracenylporphyrin was synthesised and its reactivity was tested by post-synthetic modification using the Suzuki–Miyaura cross coupling reaction.

Graphical abstract: Synthesis and Suzuki–Miyaura cross coupling reactions for post-synthetic modification of a tetrabromo-anthracenyl porphyrin
From the themed collection: Supramolecular chemistry in OBC
Paper

Dynamic Diels–Alder reactions of maleimide–furan amphiphiles and their fluorescence ON/OFF behaviours

Dynamic Diels–Alder additions of maleimide–furan amphiphiles lead to reversible fluorescence ON/OFF behaviours and exchange of furan moieties.

Graphical abstract: Dynamic Diels–Alder reactions of maleimide–furan amphiphiles and their fluorescence ON/OFF behaviours
From the themed collection: Supramolecular chemistry in OBC
Paper

Hydrogen-bonded six-component assembly for capsule formation based on tetra(4-pyridyl)cavitand and isophthalic acid linker and its application to photoresponsive capsule

Two molecules of tetra(4-pyridyl)cavitand 1 and four molecules of isophthalic acid derivatives 2 self-assemble into a hydrogen-bonded six-component capsule 12·24.

Graphical abstract: Hydrogen-bonded six-component assembly for capsule formation based on tetra(4-pyridyl)cavitand and isophthalic acid linker and its application to photoresponsive capsule
From the themed collection: Supramolecular chemistry in OBC
Paper

Geometric deconstruction of core and electron activation of a π-system in a series of deformed porphyrins: mimics of heme

The predominant distortion of heme is responsible for its electronic activity, catalytic ability and spectral properties.

Graphical abstract: Geometric deconstruction of core and electron activation of a π-system in a series of deformed porphyrins: mimics of heme
From the themed collection: Supramolecular chemistry in OBC
Paper

An alternative route for the synthesis of hydroxylated pillar[5]arene-based amphiphiles

Hydroxylated pillar[5]arene-based amphiphiles were synthesized by a co-cyclization strategy followed by catalytic hydrogenation. This approach unlocks the synthesis and the design of a wide range of structural manipulations to these amphiphilic pillararenes.

Graphical abstract: An alternative route for the synthesis of hydroxylated pillar[5]arene-based amphiphiles
From the themed collection: Supramolecular chemistry in OBC
Paper

Optimized synthesis and indium complex formation with the bifunctional chelator NODIA-Me

Multi-step synthetic route provides the ligand NODIA-Me in high yield. Radiolabeling with [111In]InCl3 yields stable complexes in high radiochemical purity and yield.

Graphical abstract: Optimized synthesis and indium complex formation with the bifunctional chelator NODIA-Me
From the themed collection: Supramolecular chemistry in OBC
Paper

A supramolecular red to near-infrared fluorescent probe for the detection of drugs in urine

A host–guest complex based on a newly designed and synthesized cationic perylene dye and cucurbit[8]uril exhibits red-NIR emission, high affinity and stability, and large Stokes shift. It can serve as a red-NIR fluorescent displacement probe for the detection of drugs in urine.

Graphical abstract: A supramolecular red to near-infrared fluorescent probe for the detection of drugs in urine
From the themed collection: Supramolecular chemistry in OBC
Paper

Inherently chiral cone-calix[4]arenes via a subsequent upper rim ring-closing/opening methodology

The introduction of a lactone moiety spanning the distal positions in the upper rim of cone-calix[4]arenes allows the preparation of inherently chiral derivatives.

Graphical abstract: Inherently chiral cone-calix[4]arenes via a subsequent upper rim ring-closing/opening methodology
From the themed collection: Supramolecular chemistry in OBC
Paper

Biosurfactant-functionalized porphyrin chromophore that forms J-aggregates

Synthesis of sophorolipid-porphyrin conjugates with built-in variations in non-covalent interactions, H–bonding, π–π stacking, and hydrophobic interactions for supramolecular self-assembly.

Graphical abstract: Biosurfactant-functionalized porphyrin chromophore that forms J-aggregates
From the themed collection: Supramolecular chemistry in OBC
Paper

Light-driven exchange between extended and contracted lasso-like isomers of a bistable [1]rotaxane

A photoactive hydrogen-bonded lasso having an amide-based [1]rotaxane structure has been constructed from acyclic precursors through a self-templating approach. The stability, structural integrity and switching are described.

Graphical abstract: Light-driven exchange between extended and contracted lasso-like isomers of a bistable [1]rotaxane
From the themed collection: Supramolecular chemistry in OBC
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The latest articles published in Organic and Biomolecular Chemistry related to supramolecular chemistry research.

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