Supramolecular chemistry – Page 5
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ResearchGiant tree molecule made out of 45 rotaxanes switches size on demand
Mechanically interlocked molecules give dendrimer the ability to expand and contract
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ResearchModified metallohelices show medical potential
Post-assembly click reactions on helical metal complexes produces biological activity akin to that of the arrow poison ouabain
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ResearchSelf-assembling ‘buckybowls’ inspired by virus capsids
Football-like molecules could be used in drug delivery, catalysis and synthesis
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ResearchFloppiness scale untangles knotted molecules
Chemists use floppiness factor to characterise mechanically interlocked molecules using mass spectrometry
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ResearchStudy ranks interactions between hydrogen-bond acceptors and cations
Experiments establish a set of parameters that will help scientists predict the free energies of the interaction between cations and hydrogen-bond acceptors in any solvent with good reliability
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ResearchTrefoil knots steer cancer drug leads in fresh direction
Chemists look to links and knots in the search for new cancer therapies
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ResearchCo-crystals fish out cannabinoid from plant extract
Purifying cannabidiol from natural cannabis extract made cheap and easy thanks to amino acid partner
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ResearchSimple propeller molecule builds complex porous material
Symmetric compound self-assembles into holey lattice that can self-heal and store gases
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ResearchClassic multicomponent reaction finally gets chiral touch
59 years after its discovery, the Ugi reaction becomes enantioselective with the help of a chiral phosphoric acid
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ResearchMacrocycles power up carbon nanotubes
Interlocked molecules tune the electronic properties of nanotubes, allowing researchers to control their catalytic activity
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ResearchChemists weave granny and triple trefoil knots
Interwoven grids folded into mechanically interlocked molecules, including a super-coiled three-trefoil
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ResearchStacked copper clusters create semiconducting supramolecule
Mixed valencies and overlapping π-electron clouds help electrons move from molecule to molecule
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![Structural Characterization of r[5]C24+](https://d2cbg94ubxgsnp.cloudfront.net/Pictures/100x67/2/4/0/138240_CHEMPR499-10-7b.jpg)
ResearchMolecular necklace with record 24 positive charges made
Supercharged catenane squeezes 24 positive charges into five-ring interlocked system
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ResearchNanotube locked inside a porphyrin
Rotaxane-like assembly formed from mechanically interlocked carbon nanotubes and macrocylic porphyrin rings
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ResearchUnexpected appearance of water makes a big difference to supramolecules
Self-assembly subtly altered by trace amount of water in solvents
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ResearchSimplest supramolecular helix forms from diethylamine
Diethylamine is the smallest and simplest molecule that forms a supramolecular helix as its lowest energy aggregate
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ResearchChemists tie molecular knot with record number of crossings
Interwoven structure with 16 crossings is the one of the most complex ever made
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ResearchCatalytic nanomachine assembled by remote control
Chemical signalling drives eight-component system
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ResearchExchange of rings shows off molecular machine's clever trick
Small ring passing through a larger one is a fundamentally new motion for a rotaxane