All Outputs (421)

Lithium calix[4]arenes: structural studies and use in the ring opening polymerization of cyclic esters (2021)
Journal Article
Redshaw, C., Yamato, T., Teat, S. J., Elsegood, M. R. J., & Santoro, O. (2021). Lithium calix[4]arenes: structural studies and use in the ring opening polymerization of cyclic esters. RSC advances, 11(19), 11304-11317. https://doi.org/10.1039/d1ra00175b

We have structurally characterized a number of lithiated calix[4]arenes, where the bridge in the calix[4]arene is thia (–S–, LS H4), sulfinyl (–SO–, LSOH4), sulfonyl (–SO2–, LSO2H4), dimethyleneoxa (–CH2OCH2–, LCOCH4) or methylene (–CH2–, LH4). In th... Read More about Lithium calix[4]arenes: structural studies and use in the ring opening polymerization of cyclic esters.

Titanium complexes bearing oxa- and azacalix[4, 6]arenes: structural studies and use in the ring opening homo-/co-polymerization of cyclic esters. (2021)
Journal Article
Xing, T., Prior, T. J., Chen, K., & Redshaw, C. (2021). Titanium complexes bearing oxa- and azacalix[4, 6]arenes: structural studies and use in the ring opening homo-/co-polymerization of cyclic esters. Dalton Transactions : an international journal of inorganic chemistry, 50(12), 4396-4407. https://doi.org/10.1039/d1dt00189b

Reaction of excess [Ti(OiPr)4] with p-tert-butyltetrahomodioxacalix[6]areneH6 (L1H6) afforded, after work-up (MeCN), the complex [Ti2(OiPr)2(MeCN)L1]∙3.5MeCN (1∙3.5MeCN), whilst the oxo complex [Ti4(3-O)2(H2O)(L1)2]∙MeCN (2∙MeCN) was isolated via a... Read More about Titanium complexes bearing oxa- and azacalix[4, 6]arenes: structural studies and use in the ring opening homo-/co-polymerization of cyclic esters..

A Simple Turn-off Schiff Base Fluorescent Sensor for Copper (II) Ion and Its Application in Water Analysis (2021)
Journal Article
Zhang, X., Shen, L. Y., Zhang, Q. L., Yang, X. J., Huang, Y. L., Redshaw, C., & Xu, H. (2021). A Simple Turn-off Schiff Base Fluorescent Sensor for Copper (II) Ion and Its Application in Water Analysis. Molecules, 26(5), Article 1233. https://doi.org/10.3390/molecules26051233

An aniline-functionalized naphthalene dialdehyde Schiff base fluorescent probe L with aggregation-induced enhanced emission (AIEE) characteristics was synthesized via a simple one-step condensation reaction and exhibited excellent sensitivity and sel... Read More about A Simple Turn-off Schiff Base Fluorescent Sensor for Copper (II) Ion and Its Application in Water Analysis.

Polymeric self-assembled cucurbit[n]urils: Synthesis, structures and applications (2021)
Journal Article
Yang, D., Liu, M., Xiao, X., Tao, Z., & Redshaw, C. (2021). Polymeric self-assembled cucurbit[n]urils: Synthesis, structures and applications. Coordination chemistry reviews, 434, Article 213733. https://doi.org/10.1016/j.ccr.2020.213733

In recent years, cucurbit[n]urils (CB[n] or Q[n]s) have attracted considerable attention on account of their unique structural and host–guest binding properties. In this review, we provide an overview of their self-assembly into polymeric species via... Read More about Polymeric self-assembled cucurbit[n]urils: Synthesis, structures and applications.

Manipulating Surface Termination of Perovskite Manganate for Oxygen Activation (2021)
Journal Article
Wang, X., Li, X., Chu, X., Cao, R., Qian, J., Cong, Y., Huang, K., Wang, J., Redshaw, C., Sarangi, R., Li, G., & Feng, S. (in press). Manipulating Surface Termination of Perovskite Manganate for Oxygen Activation. Advanced Functional Materials, Article 2006439. https://doi.org/10.1002/adfm.202006439

For ABO3 perovskite oxides, one of the key issues limiting their utilization in heterogeneous catalysis is the dominant presence of catalytically inactive A‐site cations at the surface. The engineering of B‐site terminated perovskites is considered a... Read More about Manipulating Surface Termination of Perovskite Manganate for Oxygen Activation.

Co-polymerization of propylene oxide and CO2 using early transition metal (groups IV and V) metallocalix[n]arenes (n = 4, 6, 8) (2021)
Journal Article
Sun, Y. C., He, Z. H., Wang, Z. Y., Xing, T., Wang, Z., Sun, Y., He, Z., Wang, K., Liu, Z. T., Elsegood, M. R., Bedwell, E. V., & Redshaw, C. (in press). Co-polymerization of propylene oxide and CO2 using early transition metal (groups IV and V) metallocalix[n]arenes (n = 4, 6, 8). Journal of Applied Polymer Science, Article 50513. https://doi.org/10.1002/app.50513

A number of metallocalix[n]arenes, where n = 4, 6, or 8, of titanium and vanadium have been screened for their ability to act as catalysts for the co‐polymerization of propylene oxide and CO2 to form cyclic/polycarbonates. The vanadium‐containing cat... Read More about Co-polymerization of propylene oxide and CO2 using early transition metal (groups IV and V) metallocalix[n]arenes (n = 4, 6, 8).

A brief review on novel pyrene based fluorometric and colorimetric chemosensors for the detection of Cu2+ (2021)
Journal Article
Kowser, Z., Rayhan, U., Akther, T., Redshaw, C., & Yamato, T. (2021). A brief review on novel pyrene based fluorometric and colorimetric chemosensors for the detection of Cu2+. Materials Chemistry Frontiers, 5(5), 2173-2200. https://doi.org/10.1039/d0qm01008a

© 2021 the Partner Organisations. The development of colorimetric and fluorometric chemosensors that capable of detecting Cu2+ ions by a change in colour and fluorescence intensity has been described. Herein, chemosensors having pyrene functional gro... Read More about A brief review on novel pyrene based fluorometric and colorimetric chemosensors for the detection of Cu2+.

Synthesis, characterisation and ROP catalytic evaluation of Cu(II) complexes bearing 2,2ʹ-diphenylglycine-derived moieties (2020)
Journal Article
Alshamrani, A. F. A., Santoro, O., Ounsworth, S., Prior, T. J., Stasiuk, G. J., & Redshaw, C. (2021). Synthesis, characterisation and ROP catalytic evaluation of Cu(II) complexes bearing 2,2ʹ-diphenylglycine-derived moieties. Polyhedron, 195, Article 114977. https://doi.org/10.1016/j.poly.2020.114977

The treatment of CuX2 (X = Cl, Br) with an equimolar amount of 2-2ʹ-diphenylglycine (DpgH) in EtOH at reflux afforded, after work up, the complexes [CuCl(Dpg)(EtOH)]2 (1) and [(CuBr2)2(Dpg)2Cu(EtOH)4] (2), respectively. The compounds were obtained mi... Read More about Synthesis, characterisation and ROP catalytic evaluation of Cu(II) complexes bearing 2,2ʹ-diphenylglycine-derived moieties.

Synthesis, structure and gas adsorption properties of coordination polymers based on mixed imidazole-containing ligands and carboxylate ligands (2020)
Journal Article
Zhao, J. L., Wu, C., Redshaw, C., & Jin, Z. (2020). Synthesis, structure and gas adsorption properties of coordination polymers based on mixed imidazole-containing ligands and carboxylate ligands. Inorganica Chimica Acta, 517, Article 120193. https://doi.org/10.1016/j.ica.2020.120193

Herein, we report the synthesis of two novel coordination polymers using a combination of imidazole-containing ligands, namely 1,3,5-tris((1H-imidazol-1-yl)methyl)benzene (L1) and 3,3′,5,5′-tetra(1H-imidazol-1-yl)-1,1′-biphenyl (L2) and a carboxylate... Read More about Synthesis, structure and gas adsorption properties of coordination polymers based on mixed imidazole-containing ligands and carboxylate ligands.

Short axially asymmetrically 1,3-disubstituted pyrene-based color-tunable emitters: Synthesis, characterization and optical properties (2020)
Journal Article
Wang, C. Z., Pang, Z. J., Yu, Z. D., Zeng, Z. X., Zhao, W. X., Zhou, Z. Y., Redshaw, C., & Yamato, T. (2021). Short axially asymmetrically 1,3-disubstituted pyrene-based color-tunable emitters: Synthesis, characterization and optical properties. Tetrahedron, 78, Article 131828. https://doi.org/10.1016/j.tet.2020.131828

In contrast to conventional pyrene-based emitters which feature D-π-A type structures, a new class of emitters possessing a short axis are gaining interest owing to both their academic importance and promising applications in organic optoelectronic m... Read More about Short axially asymmetrically 1,3-disubstituted pyrene-based color-tunable emitters: Synthesis, characterization and optical properties.

Pyrene-fused Dibenzoazatetracenes: Synthesis, Crystal Structures, Photophysical Properties and their Morphologies (2020)
Journal Article
Wang, Q., Gao, W., Chen, Y., Wang, X., Zeng, J., Liu, Y., Ran, H., Hu, Z., Bai, J., Feng, X., Redshaw, C., Chen, Q., & Hu, J. Y. (2021). Pyrene-fused Dibenzoazatetracenes: Synthesis, Crystal Structures, Photophysical Properties and their Morphologies. Asian journal of organic chemistry an ACES journal, 10(1), 233-240. https://doi.org/10.1002/ajoc.202000616

Molecular packing and microstructure can play a crucial role in the photophysical and electronic properties of organic semiconductor materials. This article presents six pyrene-fused dibenzoazatetracenes 3 and the relationship between their molecular... Read More about Pyrene-fused Dibenzoazatetracenes: Synthesis, Crystal Structures, Photophysical Properties and their Morphologies.

Vanadium complexes derived from oxacalix[6]arenes: structural studies and use in the ring opening homo-/co-polymerization of ε-caprolactone/δ-valerolactone and ethylene polymerization (2020)
Journal Article
Xing, T., Prior, T. J., Elsegood, M. R. J., Semikolenova, N. V., Soshnikov, I. E., Bryliakov, K. P., Chen, K., & Redshaw, C. (2021). Vanadium complexes derived from oxacalix[6]arenes: structural studies and use in the ring opening homo-/co-polymerization of ε-caprolactone/δ-valerolactone and ethylene polymerization. Catalysis science & technology, 11(2), 624-636. https://doi.org/10.1039/d0cy01979h

Reaction of Na[VO(tBuO)4] (generated in-situ from VOCl3 and NaOtBu) with p-tert-butyltetrahomodioxacalix[6]areneH6 (L1H6) afforded, after work-up (in MeCN), the mixed-metal complex [(VO)2(μ-O)Na2(L1)(MeCN)4]·5(MeCN) (1·5MeCN), whilst the oxo complex... Read More about Vanadium complexes derived from oxacalix[6]arenes: structural studies and use in the ring opening homo-/co-polymerization of ε-caprolactone/δ-valerolactone and ethylene polymerization.

Assemblies of cucurbit[6]uril-based coordination complexes with disulfonate ligands: From discrete complexes to one: From two-dimensional polymers (2020)
Journal Article
Chen, K., Hua, Z. Y., Li, R., Peng, Y. Y., Zhu, Q. Z., Zhao, J. L., & Redshaw, C. (2021). Assemblies of cucurbit[6]uril-based coordination complexes with disulfonate ligands: From discrete complexes to one: From two-dimensional polymers. CrystEngComm, 23(2), 465-481. https://doi.org/10.1039/d0ce01456g

In this work, the combination of cucurbit[6]uril (Q[6]) with various naphthalene disulfonates and alkaline-earth metal ions allows for successful isolation of 9 novel Q[6]-based coordination complexes with the formulas [Ca(H2O)4(Q[6])0.5(1,5-NDA)0.5]... Read More about Assemblies of cucurbit[6]uril-based coordination complexes with disulfonate ligands: From discrete complexes to one: From two-dimensional polymers.

Amino acid recognition by a fluorescent chemosensor based on cucurbit[8]uril and acridine hydrochloride (2020)
Journal Article
Xu, W., Feng, H., Zhao, W., Huang, C., Redshaw, C., Tao, Z., & Xiao, X. (2020). Amino acid recognition by a fluorescent chemosensor based on cucurbit[8]uril and acridine hydrochloride. Analytica Chimica Acta, 1135, 142-149. https://doi.org/10.1016/j.aca.2020.09.028

A new fluorescent chemosensor comprised of cucurbit[8]uril (Q[8]) and acridine hydrochloride (AC) has been designed and utilized for the recognition of amino acids. The AC was encapsulated by the Q[8] cavity and formed a 1:2 host-guest inclusion comp... Read More about Amino acid recognition by a fluorescent chemosensor based on cucurbit[8]uril and acridine hydrochloride.

Isomorphic Cd(II)/Zn(II)-MOFs as Bifunctional Chemosensors for Anion (Cr2O72–) and Cation (Fe3+) detection in Aqueous Solution (2020)
Journal Article
Chen, K., Li, R., Peng, Y. Y., Cai, Z. Q., Hua, Z. Y., Zhang, X. D., Redshaw, C., & Zhao, Y. (2020). Isomorphic Cd(II)/Zn(II)-MOFs as Bifunctional Chemosensors for Anion (Cr2O72–) and Cation (Fe3+) detection in Aqueous Solution. Inorganic Chemistry Communications, 121, Article 108259. https://doi.org/10.1016/j.inoche.2020.108259

Two isomorphic 3D MOFs [Cd(2-bpeb)(sdba)] (1) and [Zn(2-bpeb)(sdba)] derived from the π-conjugated pro-ligand 2-(4-((E)-2-(pyridine-2-yl)vinyl)styryl)pyridine (2-bpeb) and 4,4’-sulfonyldibenzoate (H2sdba) were synthesized and characterized. Complexes... Read More about Isomorphic Cd(II)/Zn(II)-MOFs as Bifunctional Chemosensors for Anion (Cr2O72–) and Cation (Fe3+) detection in Aqueous Solution.

Aggregation-Induced Emission Luminogens for Direct Exfoliation of 2D Layered Materials in Ethanol (2020)
Journal Article
Zhao, Y., Gao, W., Yang, Y., Zhang, H., Redshaw, C., Feng, X., Li, J., Lam, J. W., & Tang, B. Z. (2020). Aggregation-Induced Emission Luminogens for Direct Exfoliation of 2D Layered Materials in Ethanol. Advanced Materials Interfaces, 7(21), Article 2000795. https://doi.org/10.1002/admi.202000795

© 2020 Wiley-VCH GmbH Aggregation-induced emission (AIE) luminogens are an important type of advanced functional materials with fantastic optical properties and have found potential applications in organic electronics, biochemistry, and molecular ima... Read More about Aggregation-Induced Emission Luminogens for Direct Exfoliation of 2D Layered Materials in Ethanol.

Rare-earth metal complexes derived from the acids Ph2C(X)CO2H (X= OH, NH2): Structural and ring opening polymerization (ROP) studies. (2020)
Journal Article
Collins, J., Santoro, O., Prior, T. J., Chen, K., & Redshaw, C. (2021). Rare-earth metal complexes derived from the acids Ph2C(X)CO2H (X= OH, NH2): Structural and ring opening polymerization (ROP) studies. Journal of molecular structure, 1224, Article 129083. https://doi.org/10.1016/j.molstruc.2020.129083

Treatment of Ln(NO3)3.6H2O (Ln = La, Ce) with an equimolar amount of 2,2’-diphenylglycine (DpgH) in ethanol afforded the corresponding hexacoordinated complexes (DpgH±)3Ln(NO3)3.H2O (DpgH± = zwitterionic 2,2’-diphenylglycine, Ln = La (1), Ce (2)). Th... Read More about Rare-earth metal complexes derived from the acids Ph2C(X)CO2H (X= OH, NH2): Structural and ring opening polymerization (ROP) studies..

Insights into the structures adopted by titanocalix[6 and 8]arenes and their use in the ring opening polymerization of cyclic esters (2020)
Journal Article
Santoro, O., Elsegood, M. R. J., Bedwell, E., Pryce, J., & Redshaw, C. (2020). Insights into the structures adopted by titanocalix[6 and 8]arenes and their use in the ring opening polymerization of cyclic esters. Dalton Transactions : an international journal of inorganic chemistry, 49(34), 11978-11996. https://doi.org/10.1039/d0dt02130j

Interaction of p-tert-butylcalix[6]areneH6, L1H6, with [TiCl4] afforded the complex [Ti2Cl3(MeCN)2(OH2)(L1H)][Ti2Cl3(MeCN)3(L1H)]∙4.5MeCN (1∙4.5MeCN), in which two pseudo octahedral titanium centres are bound to one calix[6]arene. A similar reaction... Read More about Insights into the structures adopted by titanocalix[6 and 8]arenes and their use in the ring opening polymerization of cyclic esters.

Supramolecular chemistry of substituted cucurbit[: N] urils (2020)
Journal Article
Lin, R. L., Liu, J. X., Chen, K., & Redshaw, C. (2020). Supramolecular chemistry of substituted cucurbit[: N] urils. Inorganic Chemistry Frontiers, 7(17), 3217-3246. https://doi.org/10.1039/d0qi00529k

Since the first example of substituted cucurbit[n]urils (Q[n]), decamethylcucurbit[5]uril (Me10Q[5]), was reported in 1992, numerous substituted Q[n]s have been synthesized and studied. In this review article, we focus on the recognition properties o... Read More about Supramolecular chemistry of substituted cucurbit[: N] urils.

Synthesis of Biodegradable Polymers: A Review on the Use of Schiff-Base Metal Complexes as Catalysts for the Ring Opening Polymerization (ROP) of Cyclic Esters (2020)
Journal Article
Santoro, O., Zhang, X., & Redshaw, C. (2020). Synthesis of Biodegradable Polymers: A Review on the Use of Schiff-Base Metal Complexes as Catalysts for the Ring Opening Polymerization (ROP) of Cyclic Esters. Catalysts, 10(7), 1-49. https://doi.org/10.3390/catal10070800

This review describes the recent advances (from 2008 onwards) in the use of Schiff-base metal complexes as catalysts for the ring opening polymerization (ROP) of cyclic esters. The synthesis and structure of the metal complexes, as well as all aspect... Read More about Synthesis of Biodegradable Polymers: A Review on the Use of Schiff-Base Metal Complexes as Catalysts for the Ring Opening Polymerization (ROP) of Cyclic Esters.