Browsing by Author "Gunnlaugsson, Thorfinnur"
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The 4-pyridonyl group as a multifunctional electron donor in 1,8-naphthalimide-based photoluminescent and mechanically interlocked coordination compounds
Schmitt, Wolfgang; Gunnlaugsson, Thorfinnur (2018)A new ligand system incorporating the 4-pyridonyl group as a substituent in 1,8-naphthalimide compounds is presented, with the pyridone group acting as both an electron donor for the internal charge transfer (ICT) fluorescence ... -
Benzene-1,3,5-tricarboxamide n-alkyl ester and carboxylic acid derivatives: tuneable structural, morphological and thermal properties
Gunnlaugsson, Thorfinnur; Schmitt, Wolfgang; Moebius, Matthias (2017) -
Coordination chemistry of flexible benzene-1, 3, 5-tricarboxamide derived carboxylates; notable structural resilience and vaguely familiar packing motifs
Schmitt, Wolfgang; Gunnlaugsson, Thorfinnur (Royal Society of Chemistry, 2018) -
Correction: Glycosylated naphthalimides and naphthalimide Tröger’s bases as fluorescent aggregation probes for Con A
Scanlan, Eoin; Gunnlaugsson, Thorfinnur (Royal Society of Chemistry, 2019) -
Crystallographic studies of 2-picolyl substituted naphthalene diimide and bis-phthalimide ligands and their supramolecular coordination chemistry
Gunnlaugsson, Thorfinnur (2019)Here we report the synthesis of two N-(2-picolyl) substituted bis-imide ligands, N,N′-di(2-picolyl)-1,4,5,8-naphthalenetetracarboxylic diimide L1 and N,N′-di(2-picolyl)-4,4′-oxybisphthalimide L2, and describe their ... -
The effect of the linker size in C2-symmetrical chiral ligands on the self-assembly formation of luminescent triple-stranded di-metallic Eu(iii) helicates in solution
Gunnlaugsson, Thorfinnur (2018)Chiral lanthanide-based supramolecular structures have gained significant importance in view of their application in imaging, sensing and other functional purposes. We have designed chiral C2-symmetrical ligands (L) based ... -
Exploring the reversible host–guest chemistry of a crystalline octanuclear Ag(i) metallosupramolecular macrocycle formed from a simple pyrazinylpyridine ligand
Gunnlaugsson, Thorfinnur; Schmitt, Wolfgang (2018)Here we report the synthesis of two new 2-(2′-pyrazinyl)pyridine ligands, and explore their coordination chemistry with Cu(II) and Ag(I) ions, leading to the discovery of metallosupramolecular architectures of surprising ... -
Flexible Porous Coordination Polymers from Divergent Photoluminescent 4-Oxo-1,8-naphthalimide Ligands
Schmitt, Wolfgang; Gunnlaugsson, Thorfinnur (2016)Two new luminescent ditopic naphthalimide-derived ligands, N-(4-cyanophenylmethylene)-4-(4-cyanophenoxy)-1,8-naphthalimide (L3) and N-(4-carboxyphenylmethylene)-4-(4-carboxyphenoxy)-1,8-naphthalimide (H2L4), have been ... -
Glycosylated naphthalimides and naphthalimide Tröger's bases as fluorescent aggregation probes for Con A
Scanlan, Eoin; Gunnlaugsson, Thorfinnur (2019)Herein we report the synthesis of fluorescent, glycosylated 4-amino-1,8-naphthalimide (Nap) 1, and the related 1,8-naphthalimides Tröger's bases (TBNap) 2 and 3, from 1,8-naphthalic anhydride precursors, the α-mannosides ... -
Hyper-crosslinked 4-amino-1,8-naphthalimide Tröger’s base containing pyridinium covalent organic polymer (COP) for discriminative fluorescent sensing of chemical explosives
Watson, Graeme; Schmitt, Wolfgang; Gunnlaugsson, Thorfinnur (2020)A new hyper-crosslinked 4-amino-1,8-naphthalimide Tröger’s base containing pyridinium covalent organic polymer, TBNap-COP, was synthesised and employed as a ‘turn-off’ fluorescent chemosensor for nitroaromatic explosives. ... -
Inosine Can Increase DNA's Susceptibility to Photo-oxidation by a RuII Complex due to Structural Change in the Minor Groove
Gunnlaugsson, Thorfinnur; Kelly, John (2017)Key to the development of DNA-targeting phototherapeutic drugs is determining the interplay between the photoactivity of the drug and its binding preference for a target sequence. For the photo-oxidising lambda-[Ru(TAP)2 ... -
Irish Chemical News
Gunnlaugsson, Thorfinnur; Caffrey, David; Paradisi, Francesca; McCarthy, Adrian; O'Gorman, Michael (Institute of Chemistry of Ireland, ireland, 2015-12) -
A Lanthanide luminescent cation exchange material derived from a flexible tricarboxylic acid 2,6-Bis(1,2,3-Triazol-4-yl)pyridine (btp) tecton
Gunnlaugsson, Thorfinnur; Schmitt, Wolfgang (2018)The synthesis of the three-dimensional metal–organic framework material, [Zn7L6]·(H2NMe2)4·(H2O)45 (1), derived from a flexible tricarboxylic acid 2,6-bis(1,2,3-triazol-4-yl)pyridine (btp) ligand, is presented. The btp ... -
Luminescent lanthanide (Eu(iii)) cross-linked supramolecular metallo co-polymeric hydrogels: The effect of ligand symmetry
Gunnlaugsson, Thorfinnur (2019)Two lanthanide luminescent naphthyl-dipicolinic amide (dpa) methacrylate monomers for the synthesis of grafted supramolecular co-polymer gels (hydrogels), and their use as additional crosslinks in robust covalently ... -
Molecular logic gates: The past, present and future
Gunnlaugsson, Thorfinnur; Erbas-Cakmak, Sundus; Koleman, Safacan; Sedgwick, Adam C.; James, Tony D.; Yoon, Juyoung; Akkaya, Engin U. (2018)The field of molecular logic gates originated 25 years ago, when A. P. de Silva published a seminal article in Nature. Stimulated by this ground breaking research, scientists were inspired to join the race to simulate the ... -
Norbornene chaotropic salts as low molecular mass ionic organogelators (LMIOGs)
Gunnlaugsson, Thorfinnur; Engstrom, Jordan R.; Savyasachi, Aramballi J.; Parhizkar, Marzieh; Sutti, Alessandra; Hawes, Chris S.; White, Jonathan M.; Pfeffer, Frederick M. (2018)Phenylalanine functionalised norbornene (9:Na) functions as a potent, low molecular-mass (MW = 333 Da) ionic organogelator with a minimum gelating concentration of 0.5 wt% in THF, i-PrOH, 1,4-dioxane and n-BuOH. Fibrous ... -
Quaternarized pdppz: Synthesis, DNA-binding and biological studies of a novel dppz derivative that causes cellular death upon light irradiation
Williams, David; Gunnlaugsson, Thorfinnur; Cloonan, Suzanne (2011)The quaternarized pdppz derivative 1 was shown to bind strongly to DNA with concomitant changes in its ground and excited state photophysical properties. Furthermore, the compound also showed rapid cellular uptake, and ... -
A Schiff-base cross-linked supramolecular polymer containing diiminophenol compartments and its interaction with copper(II) ions
Schmitt, Wolfgang; Gunnlaugsson, Thorfinnur (2018)We report here the preparation of a Schiff-base linked organic polymer 1 based on linkages containing the potent supramolecular aggregator benzene-1,3,5-tricarboxamide, connected through 2,6-diiminophenol metal binding ... -
Self-assembled bright luminescent hierarchical materials from a tripodal benzoate antenna and heptadentate Eu(III) and Tb(III) cyclen complexes
Gunnlaugsson, Thorfinnur; Schmitt, Wolfgang (2018)The europium heptadentate coordinatively unsaturated (Eu(III)) and the terbium (Tb(III)) 1,4,7,10-tetraazacyclododecane (cyclen) complexes 1 and 2 were used in conjunction with ligand 3 (1,3,5-benzene-trisethynylbenzoate) ... -
Self-assembled Ln(III) cyclen-based micelles and AuNPs conjugates as candidates for luminescent and magnetic resonance imaging (MRI) agents
Gunnlaugsson, Thorfinnur (2020)The tetra-substituted heptadentate cyclen (1,4,7,10-tetraazacyclododecane) based Eu(III)/Tb(III)/Gd(III)-complexes 1.Ln and 2.Ln were developed. 1.Eu/Tb and 2.Eu/Tb were employed in the formation of luminescent self-assembling ...