All Outputs (141)

Stabilisation of metastable polymorphs: the case of paracetamol form III (2016)
Journal Article
Telford, R., Seaton, C. C., Clout, A., Buanz, A., Gaisford, S., Williams, G. R., Prior, T. J., Okoye, C. H., Munshi, T., & Scowen, I. J. (2016). Stabilisation of metastable polymorphs: the case of paracetamol form III. Chemical communications : Chem comm / the Royal Society of Chemistry, 52(81), 12028-12031. https://doi.org/10.1039/c6cc05006a

The design of a melt synthesis of the first air-stable formulation of the metastable form III of paracetamol is derived from thermospectroscopic and thermo-diffraction experiments. Melt crystallisation in the presence of b-1,4-saccharides produces fo... Read More about Stabilisation of metastable polymorphs: the case of paracetamol form III.

Polymorphism in metal complexes of thiazole-4-carboxylic acid (2016)
Journal Article
Meundaeng, N., Rujiwatra, A., & Prior, T. J. (2016). Polymorphism in metal complexes of thiazole-4-carboxylic acid. Transition Metal Chemistry, 41(7), 783-793. https://doi.org/10.1007/s11243-016-0079-7

Five new molecular complexes of chemical formula [M(4-tza)₂(H₂O)₂] (M = Co, Ni, and Cu) and a complex of [Cu(4-tza)₂]∙4H₂O using thiazole-4-carboxylic acid (4-tza) as the ligand have been successfully synthesized and structurally characterized by sin... Read More about Polymorphism in metal complexes of thiazole-4-carboxylic acid.

Structural studies of Schiff-base [2 + 2] macrocycles derived from 2,2′-oxydianiline and the ROP capability of their organoaluminium complexes (2016)
Journal Article
Yang, W., Zhao, K.-Q., Prior, T. J., Hughes, D. L., Arbaoui, A., Elsegood, M. R. J., & Redshaw, C. (2016). Structural studies of Schiff-base [2 + 2] macrocycles derived from 2,2′-oxydianiline and the ROP capability of their organoaluminium complexes. Dalton Transactions : an international journal of inorganic chemistry, 45(30), 11990-12005. https://doi.org/10.1039/c6dt01997h

The molecular structures of a number of solvates of the [2+2] Schiff-base macrocycles {[2-(OH)-5-(R)-C₆H₂-1,3-(CH)₂][O(2-C₆H₄N)₂]}₂ (R = Me L¹H₂, tBu L²H₂, Cl L³H₂), formed by reacting 2,6-dicarboxy-4-R-phenol with 2,2/-oxydianiline (2-aminophenyleth... Read More about Structural studies of Schiff-base [2 + 2] macrocycles derived from 2,2′-oxydianiline and the ROP capability of their organoaluminium complexes.

Interaction of a symmetrical α,α',δ,δ'-Tetramethyl-cucurbit[6]uril with Ln³⁺ : potential applications for isolation of lanthanides (2016)
Journal Article
Yang, B., Gao, Z.-Z., Lu, J.-H., Zhu, Q.-J., Xue, S.-F., Tao, Z., Prior, T. J., Redshaw, C., Wei, G., & Xiao, X. (2016). Interaction of a symmetrical α,α',δ,δ'-Tetramethyl-cucurbit[6]uril with Ln³⁺ : potential applications for isolation of lanthanides. CrystEngComm RSC, 18(26), 5028-5035. https://doi.org/10.1039/c6ce00134c

The interaction of a symmetrical α,α′,δ,δ′-tetramethyl-cucurbit[6]uril (TMeQ[6]) with a series of lanthanide cations (Ln³⁺) was investigated in neutral water and in acidic solution. Analysis by single crystal X-ray diffraction revealed that different... Read More about Interaction of a symmetrical α,α',δ,δ'-Tetramethyl-cucurbit[6]uril with Ln³⁺ : potential applications for isolation of lanthanides.

Synthesis, structures and cytotoxicity studies of p-sulfonatocalix[4]arene lanthanide complexes (2016)
Journal Article
Miller-Shakesby, D. M., Burke, B. P., Nigam, S., Stasiuk, G. J., Prior, T. J., Archibald, S. J., & Redshaw, C. (2016). Synthesis, structures and cytotoxicity studies of p-sulfonatocalix[4]arene lanthanide complexes. CrystEngComm RSC, 18(26), 4977-4987. https://doi.org/10.1039/c6ce00209a

A number of p-sulfonatocalix[4]arene complexes of the lanthanides (Tb, Gd, and Eu) have been prepared, some in the presence of tetraazamacrocycle 1,4,7,10-tetraazacyclododecane-1,4,7-triacetic acid (DO3A), and fully characterised. Crystal structure d... Read More about Synthesis, structures and cytotoxicity studies of p-sulfonatocalix[4]arene lanthanide complexes.

Crystal structure of 4-carbamoylpyridinium chloride (2016)
Journal Article
Fellows, S. M., & Prior, T. J. (2016). Crystal structure of 4-carbamoylpyridinium chloride. Acta Crystallographica Section E: Crystallographic Communications, 72(4), 436-439. https://doi.org/10.1107/S2056989016003340

The hydro­chloride salt of isonicotinamide, C6H7N2O+·Cl-, has been synthesized from a dilute solution of hydro­chloric acid in aceto­nitrile. The compound displays monoclinic symmetry (space group C2/c) at 150 K, similar to the related hydro­chloride... Read More about Crystal structure of 4-carbamoylpyridinium chloride.

Growing spherulitic calcite grains in saline, hyperalkaline lakes: experimental evaluation of the effects of Mg-clays and organic acids (2016)
Journal Article
Mercedes-Martín, R., Rogerson, M., Brasier, A., Vonhof, H., Prior, T., Fellows, S., Reijmer, J., Billing, I., & Pedley, H. (2016). Growing spherulitic calcite grains in saline, hyperalkaline lakes: experimental evaluation of the effects of Mg-clays and organic acids. Sedimentary Geology, 335, 93-102. https://doi.org/10.1016/j.sedgeo.2016.02.008

The origin of spherical-radial calcite bodies - spherulites - in sublacustrine, hyperalkaline and saline systems is unclear, and therefore their palaeoenvironmental significance as allochems is disputed. Here, we experimentally investigate two hypoth... Read More about Growing spherulitic calcite grains in saline, hyperalkaline lakes: experimental evaluation of the effects of Mg-clays and organic acids.

Mono- and bis-alkylation of glyoxal-bridged tetraazamacrocycles using mechanochemistry (2016)
Journal Article
Abdulwahaab, B. H., Burke, B. P., Domarkas, J., Silversides, J. D., Prior, T. J., & Archibald, S. J. (2016). Mono- and bis-alkylation of glyoxal-bridged tetraazamacrocycles using mechanochemistry. Journal of Organic Chemistry, 81(3), 890-898. https://doi.org/10.1021/acs.joc.5b02464

Glyoxal-bridged bisaminal tetraazamacrocyclic derivatives of 1,4,7,10-tetraazacyclododecane (cyclen) and 1,4,8,11-tetraazacyclotetradecane (cyclam) can be N-functionalized to incorporate coordinating groups or for conjugation to biomolecules. Herein,... Read More about Mono- and bis-alkylation of glyoxal-bridged tetraazamacrocycles using mechanochemistry.

Vanadium(v) phenolate complexes for ring opening homo- and co-polymerisation of ε-caprolactone, L-lactide and rac-lactide (2015)
Journal Article
Ge, F., Dan, Y., Al-Khafaji, Y., Prior, T. J., Jiang, L., Elsegood, M. R. J., & Redshaw, C. (2016). Vanadium(v) phenolate complexes for ring opening homo- and co-polymerisation of ε-caprolactone, L-lactide and rac-lactide. RSC advances, 6(6), 4792-4802. https://doi.org/10.1039/c5ra24816g

The vanadyl complexes [VO(OtBu)L¹ ] (1) and {[VO(OiPr)]₂ (μ-p-L²ᵖ)} (2) {[VO(OR)]₂ (μ-p-L²ᵐ )} (R = iPr 3, tBu 4) have been prepared from [VO(OR)₃ ] (R = nPr, iPr or tBu) and the respective phenol, namely 2,2′-ethylidenebis(4,6-di-tert-butylphenol) (... Read More about Vanadium(v) phenolate complexes for ring opening homo- and co-polymerisation of ε-caprolactone, L-lactide and rac-lactide.

Molybdenum (VI) imido complexes derived from chelating phenols : Synthesis, characterization and ɛ-Caprolactone ROP capability (2015)
Journal Article
Al-Khafaji, Y., Prior, T., Redshaw, C., & Elsegood, M. (2015). Molybdenum (VI) imido complexes derived from chelating phenols : Synthesis, characterization and ɛ-Caprolactone ROP capability. Catalysts, 5(4), 1928-1947. https://doi.org/10.3390/catal5041928

Reaction of the bulky bi-phenols 2,2′-RCH[4,6-(t-Bu)₂C₆H₂OH]₂ (R = Me L¹ᵐᵉH₂, Ph L¹ᵖʰH₂) with the bis(imido) molybdenum(VI) tert-butoxides [Mo(NR¹)(NR²)(Ot-Bu)₂] (R¹ = R² = 2,6-C₆H₃-i-Pr₂; R¹ = t-Bu, R² = C₆F₅) afforded, following the successive remo... Read More about Molybdenum (VI) imido complexes derived from chelating phenols : Synthesis, characterization and ɛ-Caprolactone ROP capability.

Influence of secondary ligand on structures and topologies of lanthanide coordination polymers with 1,3,5-triazine-2,4,6-triamine hexaacetic acid (2015)
Journal Article
Bunlawee, Y., Meundaeng, N., Mookda, P., Watcharee, F., Prior, T. J., & Apinpus, R. (2015). Influence of secondary ligand on structures and topologies of lanthanide coordination polymers with 1,3,5-triazine-2,4,6-triamine hexaacetic acid. Journal of coordination chemistry, 68(23), 4184-4202. https://doi.org/10.1080/00958972.2015.1100721

© 2015 Taylor and Francis. A series of new lanthanide coordination polymers has been synthesized and structurally characterized; [Ln 4 (TTHA) 2 (pzac)(H 3 O) 2 (H 2 O)]·5H 2 O (Ln = Pr (1a) and Nd (1b)), [Sm 8 (TTHA) 4 (pzac) 0.5 (H 3 O)(H 2 O) 7.5 ]... Read More about Influence of secondary ligand on structures and topologies of lanthanide coordination polymers with 1,3,5-triazine-2,4,6-triamine hexaacetic acid.

Crystal structure of dichlorido(4,11-dimethyl-1,4,8,11-tetraazabicyclo[6.6.2]hexadecane)iron(III) hexafluoridophosphate (2015)
Journal Article
Funwie, N. L., Cain, A. N., Fanning, B. Z., Hageman, S. A., Mullens, M., Roberts, T. K., Turner, D. J., Valdez, C. N., Vaughan, R. W., Ermias, H. G., Silversides, J. D., Archibald, S. J., Hubin, T. J., & Prior, T. J. (2015). Crystal structure of dichlorido(4,11-dimethyl-1,4,8,11-tetraazabicyclo[6.6.2]hexadecane)iron(III) hexafluoridophosphate. Acta Crystallographica Section E: Crystallographic Communications, 71(9), 1073-1076. https://doi.org/10.1107/S2056989015015340

The title compound, [FeCl₂(C₁₄H₃₀N₄)]PF₆, contains Fe³⁺ coordinated by the four nitro­gen atoms of an ethyl­ene cross-bridged cyclam macrocycle and two cis chloride ligands in a distorted octa­hedral environment. In contrast to other similar compound... Read More about Crystal structure of dichlorido(4,11-dimethyl-1,4,8,11-tetraazabicyclo[6.6.2]hexadecane)iron(III) hexafluoridophosphate.

Co-crystallisation of cytosine with 1,10-phenanthroline: computational screening and experimental realisation (2015)
Journal Article
Hoxha, K., Case, D. H., Day, G. M., & Prior, T. J. (2015). Co-crystallisation of cytosine with 1,10-phenanthroline: computational screening and experimental realisation. CrystEngComm RSC, 17(37), 7130-7141. https://doi.org/10.1039/c5ce01286d

Attempts to co-crystallise the nucleobases adenine, thymine, guanine, and cytosine with 1,10-phenanthroline by ball milling and solvent evaporation methods are described. A 1:1 co-crystal of cytosine and 1,10-phenanthroline can be obtained by grindin... Read More about Co-crystallisation of cytosine with 1,10-phenanthroline: computational screening and experimental realisation.

Synthesis, structural studies, and oxidation catalysis of the manganese(II), iron(II), and copper(II) complexes of a 2-pyridylmethyl pendant armed side-bridged cyclam (2015)
Journal Article
Shircliff, A. D., Wilson, K. R., Cannon-Smith, D. J., Jones, D. G., Zhang, Z., Chen, Z., Yin, G., Prior, T. J., & Hubin, T. J. (2015). Synthesis, structural studies, and oxidation catalysis of the manganese(II), iron(II), and copper(II) complexes of a 2-pyridylmethyl pendant armed side-bridged cyclam. Inorganic Chemistry Communications, 59, 71-75. https://doi.org/10.1016/j.inoche.2015.07.002

Abstract The first 2-pyridylmethyl pendant armed structurally reinforced cyclam ligand has been synthesized and successfully complexed to Mn^{2 +}, Fe^{2 +}, and Cu^{2 +} cations. X-ray crystal structures were obtained for the... Read More about Synthesis, structural studies, and oxidation catalysis of the manganese(II), iron(II), and copper(II) complexes of a 2-pyridylmethyl pendant armed side-bridged cyclam.

Thermal Behavior of Benzoic Acid/Isonicotinamide Binary Cocrystals (2015)
Journal Article
Buanz, A., Prior, T. J., Burley, J. C., Raimi-Abraham, B. T., Telford, R., Hart, M., Seaton, C. C., Davies, P. J., Scowen, I. J., Gaisford, S., & Williams, G. R. (2015). Thermal Behavior of Benzoic Acid/Isonicotinamide Binary Cocrystals. Crystal growth & design, 15(7), 3249-3256. https://doi.org/10.1021/acs.cgd.5b00351

© 2015 American Chemical Society. A comprehensive study of the thermal behavior of the 1:1 and 2:1 benzoic acid/isonicotinamide cocrystals is reported. The 1:1 material shows a simple unit cell expansion followed by melting upon heating. The 2:1 crys... Read More about Thermal Behavior of Benzoic Acid/Isonicotinamide Binary Cocrystals.

Vanadium(V) tetra-phenolate complexes: synthesis, structural studies and ethylene homo-(co-)polymerization capability (2015)
Journal Article
Redshaw, C., Walton, M. J., Elsegood, M. R. J., Prior, T. J., & Michiue, K. (2015). Vanadium(V) tetra-phenolate complexes: synthesis, structural studies and ethylene homo-(co-)polymerization capability. RSC advances, 5(109), 89783-89796. https://doi.org/10.1039/c5ra20177b

Reaction of α,α,α′,α′-tetrakis(3,5-di-tert-butyl-2-hydroxyphenyl)-p-xylene (p-L¹H₄) with two equivalents of [VO(OR)₃] (R = nPr, tBu) in refluxing toluene afforded, after work-up, the complexes {[VO(OnPr)(THF)]₂ (μ-p-L¹)}·2(THF) (1·2(THF)) or {[VO(OtB... Read More about Vanadium(V) tetra-phenolate complexes: synthesis, structural studies and ethylene homo-(co-)polymerization capability.

Synthesis, structural studies, kinetic stability, and oxidation catalysis of the late first row transition metal complexes of 4,10-dimethyl-1,4,7,10-tetraazabicyclo[6.5.2]pentadecane (2015)
Journal Article
Matz, D. L., Jones, D. G., Roewe, K. D., Gorbet, M.-J., Zhang, Z., Chen, Z., Prior, T. J., Archibald, S. J., Yin, G., & Hubin, T. J. (2015). Synthesis, structural studies, kinetic stability, and oxidation catalysis of the late first row transition metal complexes of 4,10-dimethyl-1,4,7,10-tetraazabicyclo[6.5.2]pentadecane. Dalton Transactions : an international journal of inorganic chemistry, 44(27), 12210-12224. https://doi.org/10.1039/c5dt00742a

© The Royal Society of Chemistry 2015. Synthetic details for 4,11-dimethyl-1,4,8,11-tetraazabicyclo[6.5.2]pentadecane, the dimethyl ethylene cross-bridged homocyclen ligand are presented for the first time. Its novel Mn 2+ , Fe 2+ , Mn 3+ , and Fe 3+... Read More about Synthesis, structural studies, kinetic stability, and oxidation catalysis of the late first row transition metal complexes of 4,10-dimethyl-1,4,7,10-tetraazabicyclo[6.5.2]pentadecane.

Tetraphenolate niobium and tantalum complexes for the ring opening polymerization of ε-caprolactone (2015)
Journal Article
Al-Khafaji, Y., Sun, X., Prior, T. J., Elsegood, M. R. J., & Redshaw, C. (2015). Tetraphenolate niobium and tantalum complexes for the ring opening polymerization of ε-caprolactone. Dalton Transactions : an international journal of inorganic chemistry, 44(27), 12349-12356. https://doi.org/10.1039/c5dt00272a

Reaction of the pro-ligand α,α,α′,α′-tetra(3,5-di-tert-butyl-2-hydroxyphenyl-p-)xylene-para-tetraphenol (p-L¹H₄) with two equivalents of [NbCl₅] in refluxing toluene afforded, after work-up, the complex {[NbCl₃(NCMe)]₂(μ-p-L¹)}·6MeCN (1·6MeCN). When... Read More about Tetraphenolate niobium and tantalum complexes for the ring opening polymerization of ε-caprolactone.

Synthesis, structural studies, and oxidation catalysis of the late-first-row-transition-metal complexes of a 2-pyridylmethyl pendant-armed ethylene cross-bridged cyclam (2015)
Journal Article
Jones, D. G., Wilson, K. R., Cannon-Smith, D. J., Shircliff, A. D., Zhang, Z., Chen, Z., Prior, T. J., Yin, G., & Hubin, T. J. (2015). Synthesis, structural studies, and oxidation catalysis of the late-first-row-transition-metal complexes of a 2-pyridylmethyl pendant-armed ethylene cross-bridged cyclam. Inorganic chemistry, 54(5), 2221-2234. https://doi.org/10.1021/ic502699m

The first 2-pyridylmethyl pendant-armed ethylene cross-bridged cyclam ligand has been synthesized and successfully complexed to Mn²⁺, Fe²⁺, Co²⁺, Ni²⁺, Cu²⁺, and Zn²⁺ cations. X-ray crystal structures were obtained for all six complexes and demonstra... Read More about Synthesis, structural studies, and oxidation catalysis of the late-first-row-transition-metal complexes of a 2-pyridylmethyl pendant-armed ethylene cross-bridged cyclam.

Mono- and tetra-nuclear copper complexes bearing bis(imino)phenoxide derived ligands: catalytic evaluation for benzene oxidation and ROP of ε-caprolactone (2015)
Journal Article
Wang, X., Zhao, K.-Q., Elsegood, M. R. J., Prior, T. J., Liu, X., Wu, L., Sanz, S., Brechin, E. K., & Redshaw, C. (2015). Mono- and tetra-nuclear copper complexes bearing bis(imino)phenoxide derived ligands: catalytic evaluation for benzene oxidation and ROP of ε-caprolactone. RSC advances, 5(71), 57414-57424. https://doi.org/10.1039/c5ra08696e

Complexes of the type [Cu(L)₂] (1) and [Cu₄L₂(μ₄-O)(OAc)₄] (2) have been obtained from the reaction of the phenoxydiimine 1,3-(2,6-R²₂C₆H₃N=CH)₂-5-R¹ C₆H₂OH-2 (LH) (where R¹ = Me, tBu, Cl; R² = Me, iPr) with copper(II) acetate [Cu(OAc)₂]; changing th... Read More about Mono- and tetra-nuclear copper complexes bearing bis(imino)phenoxide derived ligands: catalytic evaluation for benzene oxidation and ROP of ε-caprolactone.