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Themed collection Frontiers in Supramolecular and Macromolecular Science symposia

19 items
Editorial

Frontiers of Macromolecular and Supramolecular Science symposia

Michael L. Klein and Virgil Percec introduce this Polymer Chemistry themed collection containing a selection of publications contributed by lecturers from the Frontiers of Macromolecular and Supramolecular Science symposia and friends of Christofor I. Simionescu.

Graphical abstract: Frontiers of Macromolecular and Supramolecular Science symposia
Communication

Enzyme-driven biodegradable nanomotor based on tubular-shaped polymeric vesicles

Self-assembling a biodegradable nanomotor through the functionalization of tubular shaped polymersomes with catalase, showing enhanced diffusion in presence of fuel.

Graphical abstract: Enzyme-driven biodegradable nanomotor based on tubular-shaped polymeric vesicles
Communication

Highly reactive α-bromoacrylate monomers and Michael acceptors obtained by Cu(II)Br2-dibromination of acrylates and instantaneous E2 by a ligand

The importance of the order of addition of reagents in SET-LRP.

Graphical abstract: Highly reactive α-bromoacrylate monomers and Michael acceptors obtained by Cu(ii)Br2-dibromination of acrylates and instantaneous E2 by a ligand
Paper

Peptide–dendron hybrids that adopt sequence-encoded β-sheet conformations

Patterning of the amino acid residues to which dendrons are grafted encodes a β-sheet structure in peptide–dendron hybrids.

Graphical abstract: Peptide–dendron hybrids that adopt sequence-encoded β-sheet conformations
Paper

ipso-Arylative polymerization as a route to π-conjugated polymers: synthesis of poly(3-hexylthiophene)

Palladium-catalyzed ipso-arylative polymerization of diphenylcarbinol-substituted thiophene derivatives proceeds to reasonably high molecular weights, but is limited by side reactions.

Graphical abstract: ipso-Arylative polymerization as a route to π-conjugated polymers: synthesis of poly(3-hexylthiophene)
Paper

The secondary structures of PEG-functionalized random copolymers derived from (R)- and (S)- families of alkyne polycarbodiimides

Macromolecular micelles: a hydrophobic polyamidine backbone surrounded by hydrophilic PEG chains.

Graphical abstract: The secondary structures of PEG-functionalized random copolymers derived from (R)- and (S)- families of alkyne polycarbodiimides
Paper

Discrete oligodimethylsiloxane–oligomethylene di- and triblock co-oligomers: synthesis, self-assembly and molecular organisation

A new class of discrete-length block co-oligomers comprising oligodimethylsiloxane (oDMS) and oligomethylene (oM) is presented.

Graphical abstract: Discrete oligodimethylsiloxane–oligomethylene di- and triblock co-oligomers: synthesis, self-assembly and molecular organisation
Paper

Normal, ICAR and photomediated butadiene-ATRP with iron complexes

FeX2 or FeX3 (X = Cl ≫ Br) alone or with P ≫ X > O > N > C ligands and bromoester initiators enable the successful ATRP of butadiene in toluene at 110 °C.

Graphical abstract: Normal, ICAR and photomediated butadiene-ATRP with iron complexes
Paper

Losing supramolecular orientational memory via self-organization of a misfolded secondary structure

Comparing the self-organization of two dendronized perylene bisimides reveals how structurally defective primary structure eliminates memory function via hierarchical self-organization.

Graphical abstract: Losing supramolecular orientational memory via self-organization of a misfolded secondary structure
Paper

Chitosan hydrogelation with a phenothiazine based aldehyde: a synthetic approach toward highly luminescent biomaterials

Hydrogelation of chitosan with a photoactive aldehyde via covalent dynamic chemistry proved an original approach towards efficient luminescent biomaterials.

Graphical abstract: Chitosan hydrogelation with a phenothiazine based aldehyde: a synthetic approach toward highly luminescent biomaterials
Paper

Cu(0)-RDRP of methacrylates in DMSO: importance of the initiator

The controlled radical polymerization of methacrylates via Cu(0)-mediated RDRP is challenging in comparison to acrylates with most reports illustrating higher dispersities, lower monomer conversions and poorer end group fidelity relative to the acrylic analogues.

Graphical abstract: Cu(0)-RDRP of methacrylates in DMSO: importance of the initiator
Paper

SET-LRP in biphasic mixtures of fluorinated alcohols with water

Efficient and inexpensive SET-LRP in biphasic-mixtures of fluorinated alcohols with water.

Graphical abstract: SET-LRP in biphasic mixtures of fluorinated alcohols with water
Paper

Acrylate-macromonomers and telechelics of PBA by merging biphasic SET-LRP of BA, chain extension with MA and biphasic esterification

Chain extension of PBA with MA allows the preparation of acrylate-functional PBA.

Graphical abstract: Acrylate-macromonomers and telechelics of PBA by merging biphasic SET-LRP of BA, chain extension with MA and biphasic esterification
Paper

Macromonomers, telechelics and more complex architectures of PMA by a combination of biphasic SET-LRP and biphasic esterification

Macromonomers and telechelics of PMA via biphasic SET-LRP and biphasic esterification with potassium acrylate.

Graphical abstract: Macromonomers, telechelics and more complex architectures of PMA by a combination of biphasic SET-LRP and biphasic esterification
Paper

Squalene/polyethylenimine based non-viral vectors: synthesis and use in systems for sustained gene release

New squalene/BPEI conjugates, acting as efficient gene carriers, were included in the 3D matrix, yielding tunable DNA release and long-term bioavailability.

Graphical abstract: Squalene/polyethylenimine based non-viral vectors: synthesis and use in systems for sustained gene release
Paper

Novel cyclodextrin-based pH-sensitive supramolecular host–guest assembly for staining acidic cellular organelles

A novel supramolecular approach for the preparation of new non-toxic systems for staining cellular organelles is described.

Graphical abstract: Novel cyclodextrin-based pH-sensitive supramolecular host–guest assembly for staining acidic cellular organelles
Paper

Selective oxidation of cellulose, mediated by N-hydroxyphthalimide, under a metal-free environment

The generation of the phthalimide-N-oxyl (PINO) free radical from its N-hydroxylphthalimide (NHPI) precursor under a metal free environment, to selectively oxidize the primary OH groups in cellulose is reported.

Graphical abstract: Selective oxidation of cellulose, mediated by N-hydroxyphthalimide, under a metal-free environment
Paper

Ferromagnetic iron oxide–cellulose nanocomposites prepared by ultrasonication

Uniformly dispersed iron oxide–cellulose ferromagnetic nanocomposites were successfully obtained by ultrasonication, as a clean and energy-saving method.

Graphical abstract: Ferromagnetic iron oxide–cellulose nanocomposites prepared by ultrasonication
Paper

Multivalent polyrotaxane vectors as adaptive cargo complexes for gene therapy

The philosophy to design and construct polyrotaxane carriers, as efficient gene delivery systems.

Graphical abstract: Multivalent polyrotaxane vectors as adaptive cargo complexes for gene therapy
19 items

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