Browsing by Keywords "Cucurbituril"
Now showing items 1-17 of 17
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A [5]Rotaxane-Based photosensitizer for photodynamic therapy
(WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 2019)A [5]rotaxane was synthesized through a catalytically self‐threading reaction in which CB6 serves as a macrocycle and acts as a catalyst for the 1,3‐dipolar cycloaddition reaction between the alkyne substituted porphyrin ... -
Application of conjugated cucurbit[8]uril porphyrin supramolecular assembly in electrochemical hydrogen generation
(Bilkent University, 2020-08)The ever-increasing demands for energy have encouraged an enormous consumption of fossil fuels worldwide. This has presented major concerns due to their limited resources and serious environmental issues. Therefore, the ... -
Application of covalent organic framework based on porphyrin and cucurbit[6]uril as a bifunctional electrocatalyst for hydrogen and oxygen evolution
(Bilkent University, 2021-01)There is great apprehension about consumption of fossil fuels as well as the corresponding environmental issues which has evoked supreme efforts worldwide to develop clean and sustainable energy sources. Electrocatalytic ... -
Cucurbit[7]uril-anchored porphyrin-based multifunctional molecular platform for photodynamic antimicrobial and cancer therapy
(American Chemical Society, 2019)Here we report a photoactive supramolecular assembly that is multifunctional and constructed by covalently linking four receptor molecules (cucurbit[7]uril) to a porphyrin derivative with suitable linkers. While this ... -
Cucurbit[7]uril-capped hybrid conjugated oligomer-gold nanoparticles for combined photodynamic-photothermal therapy and cellular imaging
(ACS, 2020)Herein, hybrid nanoparticles composed of a redemitting conjugated oligomer (COL) and gold nanoparticles (Au-NPs) were prepared through a one-pot synthetic method in which the oligomer acts as a reducing agent as well as ... -
Cucurbituril-based supramolecular constructs for the diverse applications of nanomedicine
(Bilkent University, 2020-08)The supramolecular chemistry of cucurbiturils (CBs) has been rapidly advancing to span wide range of nanomedicine applications including but not limited to pharmaceutical drug formulation and delivery, bio/medical imaging ... -
Design and synthesis of monosaccharide functionalized conjugated polymers, polyrotaxanes and oligomers for biological applications
(Bilkent University, 2015-09)In this work, the design, synthesis and characterization of fluorescent, water-soluble, multivalent glycoconjugates for their potential applications in active-targetted cellular theranostics through receptor-mediated ... -
The effect of cucurbit[n]uril on the solubility, morphology, and the photophysical properties of nonionic conjugated polymers in an aqueous medium
(2010)The effects of cucurbit[n]uril on the dissolution and the photophysical properties of nonionic conjugated polymers in water are described. For this purpose, a fluorine-based polymer, namely, poly[9,9-bis{6(N,N-dimethylamino) ... -
Glycosylated porphyrin-cucurbituril conjugate for photodynamic inactivation of bacteria and doxorubicin carriage for anticancer drug delivery
(World Scientific Publishing, 2019-10)Porphyrin derivatives are highly attractive in the construction of multifunctional molecular platforms with interesting properties and applications. In this regard, we report here the use of a multifunctional porphyrin-based ... -
In situ-Electrochemically reduced graphene oxide integrated with cross-linked supramolecular polymeric network for electrocatalytic hydrogen evaluation reaction
(Elsevier, 2021-08-26)Herein, we report the synthesis of a new supramolecular polymeric network (PCN) assembled through crosslinking of propyl bromide substituted tetraphenyl porphyrin with perhydroxy-cucurbit [8]uril and its use in the ... -
Novel supramolecular photocatalyst based on conjugation of cucurbit[7]uril to non-metallated porphyrin for electrophotocatalytic hydrogen generation from water splitting
(WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2019)Visible‐light triggerable, stable, organic material‐based photocatalysts that can function in alkaline media without the necessity of sacrificial agent for hydrogen production are highly sought after. Here, we report a ... -
pH-triggered dethreading-rethreading and switching of cucurbit[6]uril on bistable [3]pseudorotaxanes and [3]rotaxanes
(2008)A series of water-soluble [3]rotaxanes-(n+2) and [3]pseudorotaxanes-(n+2) with short (propyl, n=1) and long (dodecyl, n=10) aliphatic spacers have been prepared in high yields by a 1,3-dipolar cycloaddition reaction catalyzed ... -
Sequence-specific self-sorting of the binding sites of a ditopic guest by cucurbituril homologues and subsequent formation of a hetero[4]pseudorotaxane
(2009)Ties us together: The selectivity and recognition behavior of cucurbit[n]uril (CB[n]) homologues (n = 6,7,8) towards a ditopic guest containing two distinct binding sites is explored. CB6, CB7, and CB8 recognize and self-sort ... -
Supramolecular chemistry of cucurbit[n]uril homologues with a ditopic guest and light emitting conjugated polymers
(Bilkent University, 2011)The general objective of this thesis is to explore the ability of cucurbit[n]uril (CB[n]) (n= 6,7,8) homologues to form nano-structured supramolecular assemblies with various organic guests through self-sorting, self-assembly ... -
Synthesis and characterization of cucurbituril based photoactive multifunctional assemblies
(Bilkent University, 2019-01)Preparation of cucurbituril based functional materials and their use in various applications ranging from biomedicine to optoelectronics have been studied intensely over the last decade. Supramolecular assemblies, networks ... -
Synthesis of novel photoactive nanoparticles towards phototherapy
(Bilkent University, 2021-09)Nanomaterial-based compounds are attracting a lot of interest because many functionalities such as photoactive units, drugs and targeting groups can be combined on one platform to fight against infectious diseases and ... -
Synthesis of oligomers, polymers and cucurbituril- based polyrotaxanes towards polymer light emitting diode and photodynamic therapy application
(Bilkent University, 2014-06)In the first part of this study, porphyrin-thiophene monomers, oligomers and polymer are synthesized for photodynamic therapy application. Water solubility and the ability of a photosensitizer to generate singlet oxygen ...
