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Dr STEPHEN ARGENT's Outputs (69)

Selective Gas Uptake and Rotational Dynamics in a (3,24)-Connected Metal–Organic Framework Material (2021)
Journal Article
Trenholme, W. J., Kolokolov, D. I., Bound, M., Argent, S. P., Gould, J. A., Li, J., Barnett, S. A., Blake, A. J., Stepanov, A. G., Besley, E., Easun, T. L., Yang, S., & Schröder, M. (2021). Selective Gas Uptake and Rotational Dynamics in a (3,24)-Connected Metal–Organic Framework Material. Journal of the American Chemical Society, 143(9), 3348–3358. https://doi.org/10.1021/jacs.0c11202

The desolvated (3,24)-connected metal-organic framework (MOF) material, MFM-160a, [Cu3(L)(H2O)3] [H6L = 1,3,5-triazine-2,4,6-tris(aminophenyl-4-isophthalic acid)] exhibits excellent high pressure uptake of CO2 (110 wt% at 20 bar, 298 K) and highly se... Read More about Selective Gas Uptake and Rotational Dynamics in a (3,24)-Connected Metal–Organic Framework Material.

Solid state structure and properties of phenyl diketopyrrolopyrrole derivatives (2021)
Journal Article
Humphreys, J., Pop, F., Hume, P. A., Murphy, A. S., Lewis, W., Davies, E. S., Argent, S. P., & Amabilino, D. B. (2021). Solid state structure and properties of phenyl diketopyrrolopyrrole derivatives. CrystEngComm, 23(8), 1796-1814. https://doi.org/10.1039/d1ce00039j

The solid state supramolecular interactions of diketopyrrolopyrrole derivatives (DPPs) and their correlation with thin film optical properties are of particular interest because of the applications of these materials in organic electronics. In this s... Read More about Solid state structure and properties of phenyl diketopyrrolopyrrole derivatives.

Controlling multiple orderings in metal thiocyanate molecular perovskites Ax{Ni[Bi(SCN)6]} (2021)
Journal Article
Lee, J. Y., Ling, S., Argent, S., Senn, M., Cañadillas-Delgado, L., & Cliffe, M. (2021). Controlling multiple orderings in metal thiocyanate molecular perovskites Ax{Ni[Bi(SCN)6]}. Chemical Science, 12(10), 3516-3525. https://doi.org/10.1039/d0sc06619b

We report four new A-site vacancy ordered thiocyanate double double perovskites, A1–x{Ni[Bi(SCN)6](1–x)/3}, A = K+, NH4+, CH3(NH3)+ (MeNH3+) and C(NH2)3+ (Gua+), including the first examples of thiocyanate perovskites containing organic A-site cation... Read More about Controlling multiple orderings in metal thiocyanate molecular perovskites Ax{Ni[Bi(SCN)6]}.

A Cooperative Photoactive Class-I Hybrid Polyoxometalate With Benzothiadiazole–Imidazolium Cations (2021)
Journal Article
Kibler, A. J., Souza, V. S., Fernandes, J. A., Lewis, W., Argent, S. P., Dupont, J., & Newton, G. N. (2021). A Cooperative Photoactive Class-I Hybrid Polyoxometalate With Benzothiadiazole–Imidazolium Cations. Frontiers in Chemistry, 8, Article 612535. https://doi.org/10.3389/fchem.2020.612535

An organic–inorganic hybrid species based on the Wells–Dawson polyoxotungstate [P2W18O62]6− and novel fluorescent benzothiadiazole–imidazolium cations, [BTD-4,7-ImH]2+, has been synthesized. X-ray crystallographic analysis shows that the inorganic an... Read More about A Cooperative Photoactive Class-I Hybrid Polyoxometalate With Benzothiadiazole–Imidazolium Cations.

Structural and electronic studies of substituted m-terphenyl lithium complexes (2020)
Journal Article
Valentine, A. J., Geer, A. M., Taylor, L. J., Teale, A. M., Wood, K. E., Williams, H. E. L., Lewis, W., Argent, S. P., McMaster, J., & Kays, D. L. (2021). Structural and electronic studies of substituted m-terphenyl lithium complexes. Dalton Transactions, 50(2), 722-728. https://doi.org/10.1039/d0dt03972a

The effect of para-substitution upon the structural and electronic properties of a series of m-terphenyl lithium complexes [R-Ar#-Li]2 (R = t-Bu 1, SiMe32, H 3, Cl 4, CF35; where R-Ar# = 2,6-{2,6-Xyl}2-4-R-C6H2 and 2,6-Xyl = 2,6-Me2C6H3) has been inv... Read More about Structural and electronic studies of substituted m-terphenyl lithium complexes.

Porous Metal–Organic Polyhedra: Morphology, Porosity, and Guest Binding (2020)
Journal Article
Argent, S. P., Da Silva, I., Greenaway, A., Savage, M., Humby, J., Davies, A. J., Nowell, H., Lewis, W., Manuel, P., Tang, C. C., Blake, A. J., George, M. W., Markevich, A. V., Besley, E., Yang, S., Champness, N. R., & Schröder, M. (2020). Porous Metal–Organic Polyhedra: Morphology, Porosity, and Guest Binding. Inorganic Chemistry, 59(21), 15646-15658. https://doi.org/10.1021/acs.inorgchem.0c01935

Designing porous materials which can selectively adsorb CO2 or CH4 is an important environmental and industrial goal which requires an understanding of the host-guest interactions involved at the atomic scale. Metal-organic polyhedra (MOPs) showing p... Read More about Porous Metal–Organic Polyhedra: Morphology, Porosity, and Guest Binding.

Synthesis, characterization and density functional theory of copper (ii) complex and cobalt (ii) coordination polymer for detection of nitroaromatic explosives (2020)
Journal Article
Tellaa, A. C., Olayemiab, V. T., Adekolaa, F. A., Oladipoac, A. C., Adimulaa, V. O., Ogare, J. O., Hostend, E. C., Ogunlajad, A. S., Argent, S. P., & Mokaya, R. (2021). Synthesis, characterization and density functional theory of copper (ii) complex and cobalt (ii) coordination polymer for detection of nitroaromatic explosives. Inorganica Chimica Acta, 515, Article 120048. https://doi.org/10.1016/j.ica.2020.120048

In recent years there has been a significant interest to design luminescent materials to detect explosives with a great degree of selectivity, sensitivity, and fast response time. Two new luminescent compounds, [Cu(Biphen)(Meim)(H2O)] 1 and [Co(BDC)(... Read More about Synthesis, characterization and density functional theory of copper (ii) complex and cobalt (ii) coordination polymer for detection of nitroaromatic explosives.

Sustainable sorbitol-derived compounds for gelation of the full range of ethanol–water mixtures (2020)
Journal Article
Dizon, G. C., Atkinson, G., Argent, S. P., Santu, L. T., & Amabilino, D. B. (2020). Sustainable sorbitol-derived compounds for gelation of the full range of ethanol–water mixtures. Soft Matter, 16(19), 4640-4654. https://doi.org/10.1039/d0sm00343c

During the development of soft material systems inspired by green chemistry, we show that naturally occurring starting materials can be used to prepare mono- and di-benzylidene sorbitol derivatives. These compounds gelate a range of organic, aqueous... Read More about Sustainable sorbitol-derived compounds for gelation of the full range of ethanol–water mixtures.

General Method for the Asymmetric Synthesis of N–H Sulfoximines via C–S Bond Formation (2020)
Journal Article
Mendonça Matos, P., Lewis, W., Argent, S. P., Moore, J. C., & Stockman, R. A. (in press). General Method for the Asymmetric Synthesis of N–H Sulfoximines via C–S Bond Formation. Organic Letters, 22(7), 2776-2780. https://doi.org/10.1021/acs.orglett.0c00761

A versatile method for the synthesis of enantioenriched N–H sulfoximines is reported. The approach stems from the organomagnesium-mediated ring opening of novel cyclic sulfonimidate templates. The reactions proceed in high yield and with excellent st... Read More about General Method for the Asymmetric Synthesis of N–H Sulfoximines via C–S Bond Formation.

Late-Stage Functionalization by Chan–Lam Amination: Rapid Access to Potent and Selective Integrin Inhibitors (2020)
Journal Article
Robinson, H., Oatley, S., Rowedder, J., Slade, P., Macdonald, S., Argent, S., Hirst, J. D., McInally, T., & Moody, C. J. (2020). Late-Stage Functionalization by Chan–Lam Amination: Rapid Access to Potent and Selective Integrin Inhibitors. Chemistry - A European Journal, 26(34), 7678-7684. https://doi.org/10.1002/chem.202001059

© 2020 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim A late-stage functionalization of the aromatic ring in amino acid derivatives is described. The key step is a copper-catalysed diversification of a boronate ester by amination (Chan–Lam reaction) th... Read More about Late-Stage Functionalization by Chan–Lam Amination: Rapid Access to Potent and Selective Integrin Inhibitors.

Reversible coordinative binding and separation of sulfur dioxide in a robust metal–organic framework with open copper sites (2019)
Journal Article
Smith, G. L., Eyley, J. E., Han, X., Zhang, X., Li, J., Jacques, N. M., Godfrey, H. G. W., Argent, S. P., McCormick McPherson, L. J., Teat, S. J., Cheng, Y., Frogley, M. D., Cinque, G., Day, S. J., Tang, C. C., Easun, T. L., Rudić, S., Ramirez-Cuesta, A. J., Yang, S., & Schröder, M. (2019). Reversible coordinative binding and separation of sulfur dioxide in a robust metal–organic framework with open copper sites. Nature Materials, 18(12), 1358-1365. https://doi.org/10.1038/s41563-019-0495-0

Emissions of SO2 from flue gas and marine transport have detrimental impacts on the environment and human health, but SO2 is also an important industrial feedstock if it can be recovered, stored and transported efficiently. Here we report the excepti... Read More about Reversible coordinative binding and separation of sulfur dioxide in a robust metal–organic framework with open copper sites.

Modulating proton diffusion and conductivity in metal–organic frameworks by incorporation of accessible free carboxylic acid groups (2018)
Journal Article
Rought, P., Marsh, C., Pili, S., Silverwood, I. P., Sakai, V. G., Li, M., Brown, M. S., Argent, S. P., Vitorica-Yrezabal, I., Whitehead, G., Warren, M. R., Yang, S., & Schröder, M. (2018). Modulating proton diffusion and conductivity in metal–organic frameworks by incorporation of accessible free carboxylic acid groups. Chemical Science, 10(5), 1492-1499. https://doi.org/10.1039/c8sc03022g

Three multi-carboxylic acid functionalised ligands have been designed, synthesised and utilised to prepare the new barium-based MOFs, MFM-510, -511, and -512, which show excellent stability to water-vapour. MFM-510 and MFM-511 show moderate proton co... Read More about Modulating proton diffusion and conductivity in metal–organic frameworks by incorporation of accessible free carboxylic acid groups.

Host–guest selectivity in a series of isoreticular metal–organic frameworks: observation of acetylene-to-alkyne and carbon dioxide-to-amide interactions (2018)
Journal Article
Humby, J. D., Benson, O., Smith, G. L., Argent, S. P., da Silva, I., Cheng, Y., Rudić, S., Manuel, P., Frogley, M. D., Cinque, G., Saunders, L. K., Vitórica-Yrezábal, I. J., Whitehead, G. F. S., Easun, T. L., Lewis, W., Blake, A. J., Ramirez-Cuesta, A. J., Yang, S., & Schröder, M. (2018). Host–guest selectivity in a series of isoreticular metal–organic frameworks: observation of acetylene-to-alkyne and carbon dioxide-to-amide interactions. Chemical Science, 10(4), 1098-1106. https://doi.org/10.1039/c8sc03622e

In order to develop new porous materials for applications in gas separations such as natural gas upgrading, landfill gas processing and acetylene purification it is vital to gain understanding of host-substrate interactions at a molecular level. Here... Read More about Host–guest selectivity in a series of isoreticular metal–organic frameworks: observation of acetylene-to-alkyne and carbon dioxide-to-amide interactions.

Halogen-substituted ureas for anion binding: solid state and solution studies (2017)
Journal Article
Casula, A., Fornasier, M., Montis, R., Bettoschi, A., Argent, S. P., Blake, A. J., Lippolis, V., Marongiu, L., Picci, G., Tidey, J. P., & Caltagirone, C. (in press). Halogen-substituted ureas for anion binding: solid state and solution studies. Supramolecular Chemistry, https://doi.org/10.1080/10610278.2017.1377343

Herein, we report the synthesis and the anion binding properties of a family of N,N′-diphenylureas L1-L15, bearing on the aromatic ring(s) halogens (chlorine and iodine) and/or nitro or trifluoromethyl electron-withdrawing groups. The analysis of the... Read More about Halogen-substituted ureas for anion binding: solid state and solution studies.

Halochromic coordination polymers based on a triarylmethane dye for reversible detection of acids (2016)
Journal Article
Zavakhina, M. S., Yushina, I. V., Samsonenko, D. G., Dybtsev, D., Fedin, V. P., Argent, S. P., Blake, A. J., & Schröder, M. (2017). Halochromic coordination polymers based on a triarylmethane dye for reversible detection of acids. Dalton Transactions, 46(2), 465-470. https://doi.org/10.1039/C6DT03969C

Chromeazurol B (Na2HL) is a pH-sensitive (halochromic) dye based on a hydroxytriarylmethane core and two carboxylate functional groups, which makes it suitable for the synthesis of coordination polymers. Two new coordination polymers [NaZn4(H2O)3(L)3... Read More about Halochromic coordination polymers based on a triarylmethane dye for reversible detection of acids.

The effect of carboxylate position on the structure of a metal organic framework derived from cyclotriveratrylene (2016)
Journal Article
Martin, A. D., Easun, T. L., Argent, S. P., Lewis, W., Blake, A. J., & Schröder, M. (2016). The effect of carboxylate position on the structure of a metal organic framework derived from cyclotriveratrylene. CrystEngComm, 19(4), 603-607. https://doi.org/10.1039/c6ce01965j

Two cyclotriveratrylene-based ligands H3L1 and H3L2 have been synthesised using microwave heating and used in the formation of 1 [Zn2(L1)(DMA)2(CH3COO)] and 2 [Zn6(L2)4(DMA)6(H2O)5] (DMA = N,N-dimethylacetamide). 1 displays an unusual trigonal paddle... Read More about The effect of carboxylate position on the structure of a metal organic framework derived from cyclotriveratrylene.