Evolving a Circular Plastics Economy

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.

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.

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.

The role of technological innovation in plastic production within a circular economy framework (2020)
Journal Article
Getor, R. Y., Mishra, N., & Ramudhin, A. (2020). The role of technological innovation in plastic production within a circular economy framework. Resources, Conservation and Recycling, 163, Article 105094. https://doi.org/10.1016/j.resconrec.2020.105094

The growing plastic waste problem has been highlighted by nature programmes like the British Broadcasting Corporation (BBC) War on Plastic series with the World Economic Forum (WEF) 2016 report estimating that by 2050, there could be more plastic tha... Read More about The role of technological innovation in plastic production within a circular economy framework.

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.

Complex emulsions for shape control based on mass transfer and phase separation (2020)
Journal Article
Zhang, F., Jiang, L., Zeng, C., Wang, C., Wang, J., Ke, X., & Zhang, L. (2020). Complex emulsions for shape control based on mass transfer and phase separation. Soft matter, 16(25), 5981-5989. https://doi.org/10.1039/d0sm00862a

Complex emulsions are used to fabricate new morphologies of multiple Janus droplets, evolving from non-engulfing to complete engulfing core/shell configuration. The produced droplets contain an aqueous phase of dextran (DEX) solution and an oil phase... Read More about Complex emulsions for shape control based on mass transfer and phase separation.

An overview of Cu-based heterogeneous electrocatalysts for CO2 reduction (2020)
Journal Article
Zhao, J., Xue, S., Barber, J., Zhou, Y., Meng, J., & Ke, X. (2020). An overview of Cu-based heterogeneous electrocatalysts for CO2 reduction. Journal of Materials Chemistry A, 8(9), 4700-4734. https://doi.org/10.1039/c9ta11778d

The electrochemical (EC) reduction of CO2 is a promising approach for value-added fuel or chemical production. Cu-based electrodes have been extensively used as a ‘star’ material for CO2 reduction to hydrocarbons. This review mainly focuses on the re... Read More about An overview of Cu-based heterogeneous electrocatalysts for CO2 reduction.