Cyanurate-guided self-assembly of a melamine-capped oligo(p-phenylenevinylene).
نویسندگان
چکیده
An oligo(p-phenylenevinylene) capped on one end by a monotopic DAD-type triple hydrogen-bonding module shows distinct optical properties as well as self-organization behavior upon complexation with cyanurates with different numbers of ADA-type triple hydrogen-bonding sites.
منابع مشابه
A complementary guest induced morphology transition in a two-component multiple H-bonding self-assembly.
An oligo(p-phenylenevinylene) (OPV) dimer, whose OPV units are capped on their end by monotopic melamine hydrogen-bonding units, self-assembles in methylcyclohexane to form flexible fibrous nanostructures, which are transformed into rigid nanostrips upon adding ditopic cyanurates and reconverted to nanofibers upon adding a m-xylylene-linked bismelamine.
متن کاملGuided supramolecular polymerization of oligo(p-phenylenevinylene) functionalized bismelamines.
Bismelamines end-functionalized with oligo(p-phenylenevinylene) self-aggregate in nonpolar solvent to form short nanorods by helical π-π stacking. This inherent self-aggregation can be guided to a supramolecular polymerization pathway by complexing with a cyanurate, leading to gel-forming elongated nanotapes lacking the helical sense of the π-conjugated moieties.
متن کاملRole of complementary H-bonding interaction of a cyanurate in the self-assembly and gelation of melamine linked tri(p-phenyleneethynylene)s.
Melamine-functionalized tri(p-phenyleneethynylene) self-assembles to form opaque and weak gels in aliphatic solvents which turned transparent and stable upon addition of a cyanurate, affording supramolecular nanostructures with distinct physical properties.
متن کاملssPNA templated assembly of oligo(p-phenylenevinylene)s.
A single-stranded oligothymine peptide nucleic acid (PNA) was used as a template for the assembly of a chiral oligo(p-phenylenevinylene) diaminotriazine derivative (OPV) in methylcyclohexane (MCH) revealing nanostructures in which the size is controlled by the template.
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عنوان ژورنال:
- Chemical communications
دوره 37 شماره
صفحات -
تاریخ انتشار 2008