Skip to main content

Research Repository

Advanced Search

All Outputs (3415)

The first genuine observation of fluorescent mononuclear phthalocyanine aggregates
Journal Article
Farren, C., FitzGerald, S., Beeby, A., & Bryce, M. (online). The first genuine observation of fluorescent mononuclear phthalocyanine aggregates. Chemical Communications, 572-573

An initial photophysical study of a tetra-solketal-substituted zinc phthalocyanine is reported; at low temperature this compound exhibits very strong aggregation, and a new red shifted emission peak is observed, lambda(max) approximate to750 nm, attr... Read More about The first genuine observation of fluorescent mononuclear phthalocyanine aggregates.

Synthesis and characterisation of the new oxyselenide Bi2YO4Cu2Se2
Journal Article
Evans, J., Brogden, E., Thompson, A., & Cordiner, R. (online). Synthesis and characterisation of the new oxyselenide Bi2YO4Cu2Se2. Chemical Communications, 912-913

In this communication we report the synthesis, structure and preliminary characterisation of Bi(2)LnO(4)Cu(2)Se(2) (Ln = Y, Gd, Sm, Nd, La) phases; these materials are members of a new family of layered oxychalcogenides.

Two contrasting ethynyl hydroboration pathways in the formation of a novel tris-hydroboration product from reaction of dimesitylborane with 2,5-diethynylpyridine
Journal Article
Entwistle, C., Batsanov, A., Howard, J., Fox, M., & Marder, T. (online). Two contrasting ethynyl hydroboration pathways in the formation of a novel tris-hydroboration product from reaction of dimesitylborane with 2,5-diethynylpyridine. Chemical Communications, 702-703

Reaction of 2,5-diethynylpyridine with dimesitylborane, [(Mes)(2)BH](2) (Mes = mesityl = 2,4,6-Me3C6H2), gave the unexpected tris-hydroboration product 1-{(Mes)(2)B)-2-[Z-1-((Mes)(2)B)ethylidene]-5-[E-{(Mes)(2)B)vinyl]-1,2-d ihydropyridine, which has... Read More about Two contrasting ethynyl hydroboration pathways in the formation of a novel tris-hydroboration product from reaction of dimesitylborane with 2,5-diethynylpyridine.

Steric control of lanthanide hydration state: fast water exchange at gadolinium in a mono-amide 'DOTA' complex
Journal Article
Congreve, A., Parker, D., Gianolio, E., & Botta, M. (online). Steric control of lanthanide hydration state: fast water exchange at gadolinium in a mono-amide 'DOTA' complex. Dalton Transactions, 1441-1445

Detailed analyses of the solution structure and exchange dynamics of two sets of homologous mono-amide triacetate lanthanide complexes (Ln = Eu, Gd) of cyclen have been undertaken. The complex [LnL(1)], bearing an N-linked CH2CH2NHCO-pyridyl moiety,... Read More about Steric control of lanthanide hydration state: fast water exchange at gadolinium in a mono-amide 'DOTA' complex.

Influence of hydrogen bonding on coordination polymer assembly
Journal Article
Applegarth, L., Goeta, A., & Steed, J. (online). Influence of hydrogen bonding on coordination polymer assembly. Chemical Communications, 2405-2406

An extended dipyridyl ligand (L-1) capable of hydrogen bonding with guest species via urea functionalities has been designed and synthesised. Assembly of a silver(I) coordination polymer of L-1 is dependent on the nature of the hydrogen bond acceptor... Read More about Influence of hydrogen bonding on coordination polymer assembly.

Highly emissive, nine-coordinate enantiopure lanthanide complexes incorporating tetraazatriphenylenes as probes for DNA
Journal Article
Bobba, G., Frias, J., & Parker, D. (online). Highly emissive, nine-coordinate enantiopure lanthanide complexes incorporating tetraazatriphenylenes as probes for DNA. Chemical Communications, 890-891

The interaction of q = 0 Delta- and Lambda-Tb and Eu complexes with poly(dAdT), poly(dGdC) and calf-thymus DNA has been examined by absorption, emission and chiroptical spectroscopy and is sensitive to complex helicity, base-pair type and the nature... Read More about Highly emissive, nine-coordinate enantiopure lanthanide complexes incorporating tetraazatriphenylenes as probes for DNA.

Platinum catalysed 3,4- and 1,4-diboration of alpha,beta-unsaturated carbonyl compounds using bis-pinacolatodiboron
Journal Article
Bell, N., Cox, A., Cameron, N., Evans, J., Marder, T., Duin, M., Elsevier, C., Baucherel, X., Tulloch, A., & Tooze, R. (online). Platinum catalysed 3,4- and 1,4-diboration of alpha,beta-unsaturated carbonyl compounds using bis-pinacolatodiboron. Chemical Communications, 1854-1855

Bis-pinacolatodiboron reacts with alpha,beta-unsaturated carbonyl compounds to give 1,4- and unprecedented 3,4-additions in the presence of a second generation Pt(0) catalyst at ambient temperature.

Intra- and inter-molecular carboranyl C-H center dot center dot center dot N hydrogen bonds in pyridyl-containing ortho-carboranes
Journal Article
Alekseyeva, E., Batsanov, A., Boyd, L., Fox, M., Hibbert, T., Howard, J., MacBride, J., Mackinnon, A., & Wade, K. (online). Intra- and inter-molecular carboranyl C-H center dot center dot center dot N hydrogen bonds in pyridyl-containing ortho-carboranes. Dalton Transactions, 475-482

Four C-substituted derivatives of ortho-carborane, 1-R-1,2-C2B10H11, where R = 2'-pyridyl (1), 2'-picolyl (2), 5'-bromo-2'-pyridyl (3) or 3'-pyridyl (4) have been prepared using adaptations of standard procedures, and structurally characterised by si... Read More about Intra- and inter-molecular carboranyl C-H center dot center dot center dot N hydrogen bonds in pyridyl-containing ortho-carboranes.

Photomagnetic properties of iron(II) spin crossover complexes of 2,6-dipyrazolylpyridine and 2,6-dipyrazolylpyrazine ligands.
Journal Article
Carbonera, C., Costa, J., Money, V., Elhaik, J., Howard, J., Halcrow, M., & Letard, J. (online). Photomagnetic properties of iron(II) spin crossover complexes of 2,6-dipyrazolylpyridine and 2,6-dipyrazolylpyrazine ligands. Dalton Transactions, 3058-3066. https://doi.org/10.1039/b601366j

The photomagnetic properties of the following iron(II) complexes have been investigated: [Fe(L1)2][BF4]2 (1), [Fe(L2)2][BF4]2 (2), [Fe(L2)2][ClO4]2 (3), [Fe(L3)2][BF4]2 (4), [Fe(L3)2][ClO4]2 (5) and [Fe(L4)2][ClO4]2 (6) (L1 = 2,6-di{pyrazol-1-yl}pyri... Read More about Photomagnetic properties of iron(II) spin crossover complexes of 2,6-dipyrazolylpyridine and 2,6-dipyrazolylpyrazine ligands..

Pentafluorophenylphosphine complexes of Rhodium(I): Extended x-rayabsorption fine structure studies of[{Rh[PPh(x)(C6F5)(3-x)](2)(mu-Cl)}(n)] (x=0-2) and[{Rh[(C6F5)(2)PCH2CH2P(C6F5)(2)](mu-Cl)}(2)]. Crystal structures of[RhCl(PPh(3)){(C6F5)(2)PCH2CH2P(C6F5
Journal Article
Atherton, M., Coleman, K., Fawcett, J., Holloway, J., Hope, E., Karacar, A., Peck, L., & Saunders, G. (online). Pentafluorophenylphosphine complexes of Rhodium(I): Extended x-rayabsorption fine structure studies of[{Rh[PPh(x)(C6F5)(3-x)](2)(mu-Cl)}(n)] (x=0-2) and[{Rh[(C6F5)(2)PCH2CH2P(C6F5)(2)](mu-Cl)}(2)]. Crystal structures of[RhCl(PPh(3)){(C6F5)(2)PCH2CH2P(C6F5. Journal of the Chemical Society. Dalton transactions, 4029-4037

The NMR spectroscopic properties of the rhodium pentafluorophenylphosphine complexes [{Rh[PPh(x)(C6F5)(3-x)](2)(mu-Cl)}(n)] (x = 0 1, 1 2 or 2 3) and trans-[Rh{PPh(x)(C6F5)(3-x)}Cl-2(CO)] (x = 0 5, 1 6 or 2 7) have been investigated. The new complexe... Read More about Pentafluorophenylphosphine complexes of Rhodium(I): Extended x-rayabsorption fine structure studies of[{Rh[PPh(x)(C6F5)(3-x)](2)(mu-Cl)}(n)] (x=0-2) and[{Rh[(C6F5)(2)PCH2CH2P(C6F5)(2)](mu-Cl)}(2)]. Crystal structures of[RhCl(PPh(3)){(C6F5)(2)PCH2CH2P(C6F5.

Selective catalytic oxidation of alcohols by a ruthenium-copper bifunctional system using molecular oxygen
Journal Article
Coleman, K., Lorber, C., & Osborn, J. (online). Selective catalytic oxidation of alcohols by a ruthenium-copper bifunctional system using molecular oxygen. European Journal of Inorganic Chemistry, 1673-1675

The oxidation of allylic and benzylic alcohols to aldehydes can be carried out at room temperature with molecular oxygen, in the presence of the bifunctional ruthenium-copper system (nPr(4)N)(RuO4)-CuCl acting as the catalyst.

The synthesis and reactivity of optically pure amino acids bearingside-chain thioamides
Journal Article
Sanderson, J., Singh, P., Fishwick, C., & Findlay, J. (online). The synthesis and reactivity of optically pure amino acids bearingside-chain thioamides. Perkin 1, 3227-3231. https://doi.org/10.1039/b004688o

The synthesis and reactivity of fully protected thioamide analogues of asparagine: and glutamine are described. A key feature of the synthetic strategies employed was the ability to perform selective thiations on multiple carbonyl-containing substrat... Read More about The synthesis and reactivity of optically pure amino acids bearingside-chain thioamides.

Modulation of the water exchange rates in Gd-DO3A complex by formation of ternary complexes with carboxylate ligands
Journal Article
Aime, S., Botta, M., Bruce, J., Mainero, V., Parker, D., & Terreno, E. (online). Modulation of the water exchange rates in Gd-DO3A complex by formation of ternary complexes with carboxylate ligands. Chemical Communications, 115-116

Ternary complexes of formula [Gd-DO3A-L-(H2O)] (where L is a carboxylate-containing ligand) display exchange lifetimes of the metal-coordinated water that can be modulated as a function of L.

A stable, high relaxivity, diaqua gadolinium complex that suppresses anion and protein binding
Journal Article
Messeri, D., Lowe, M. P., Parker, D., & Botta, M. (online). A stable, high relaxivity, diaqua gadolinium complex that suppresses anion and protein binding. Chemical Communications, 2742-2743. https://doi.org/10.1039/b108294a

The high relaxivity of [GdaDO3A](3-) (r(1p) = 12.3 mM(-1) s(- 1), 20 MHz, 298 K, iota (m) = 30 ns) in water is maintained in serum solution because the binding of protein and endogeneous anions, e.g. HCO3-/CO32- is suppressed by electrostatic repulsi... Read More about A stable, high relaxivity, diaqua gadolinium complex that suppresses anion and protein binding.

A space group assignment of ZrP2O7 obtained by P-31 solid state NMR
Journal Article
King, I., Fayon, F., Massiot, D., Harris, R., & Evans, J. (online). A space group assignment of ZrP2O7 obtained by P-31 solid state NMR. Chemical Communications, 1766-1767

2-D, P-31 dipolar recoupling magic angle spinning NMR has been used to determine the true symmetry of the low temperature structure of ZrP2O7 for the first time.

Ruthenium and osmium acyl fluoride complexes - Crystal structure of [OC-6-13][RUF2(CO)(2)(PPh(3))].CD2Cl(2)
Journal Article
Brewer, S., Coleman, K., Fawcett, J., Holloway, J., Hope, E., Russell, D., & Watson, P. (online). Ruthenium and osmium acyl fluoride complexes - Crystal structure of [OC-6-13][RUF2(CO)(2)(PPh(3))].CD2Cl(2). Journal of the Chemical Society. Dalton transactions (2001. Online), 1073-1076. https://doi.org/10.1039/dt9950001073

Fluoroacyl complexes of ruthenium and osmium have been identified in the oxidative addition of XeF2 to [M(CO)(3)(PPh(3))(2)] (M = Ru or Os) in dichloromethane. The mechanism of reaction, probed by the addition of BF3, involves oxidation of the metal... Read More about Ruthenium and osmium acyl fluoride complexes - Crystal structure of [OC-6-13][RUF2(CO)(2)(PPh(3))].CD2Cl(2).

Air-stable ruthenium(II) and osmium(II) fluoride complexes. Crystal structures of [OC-6-13][MF2(CO)(2)(PR3)(2)] [M = Ru, PR3 = PEtPh2; M =Os, PR3 = PPh3 or P(C6H11)(3)]
Journal Article
Coleman, K., Fawcett, J., Holloway, J., Hope, E., & Russell, D. (online). Air-stable ruthenium(II) and osmium(II) fluoride complexes. Crystal structures of [OC-6-13][MF2(CO)(2)(PR3)(2)] [M = Ru, PR3 = PEtPh2; M =Os, PR3 = PPh3 or P(C6H11)(3)]. Journal of the Chemical Society. Dalton transactions (2001. Online), 3557-3562. https://doi.org/10.1039/a702142i

The reaction of Lewis bases L with [{MF2(CO)(3)}(4)] (M=Ru or Os) in organic solvents provided a clean, high-yield, route to a series of air-and moisture-stable ruthenium(II) and osmium(II) fluoride co-ordination compounds of general formulae [MF2(CO... Read More about Air-stable ruthenium(II) and osmium(II) fluoride complexes. Crystal structures of [OC-6-13][MF2(CO)(2)(PR3)(2)] [M = Ru, PR3 = PEtPh2; M =Os, PR3 = PPh3 or P(C6H11)(3)].

Capillarity and silver nanowire formation observed in single walled carbon nanotubes
Journal Article
Sloan, J., Wright, D., Woo, H., Bailey, S., Brown, G., York, A., Coleman, K., Hutchison, J., & Green, M. (online). Capillarity and silver nanowire formation observed in single walled carbon nanotubes. Chemical Communications, 699-700

Single walled carbon nanotubes (SWNTs) exhibit similar capillarity properties to those exhibited by multiple walled carbon nanotubes (MWNTs); SWNTs, previously filled in low yield (ca, 2%) by solution chemistry techniques, can be filled in high yield... Read More about Capillarity and silver nanowire formation observed in single walled carbon nanotubes.