Coordination chemistry approaches to societal issues: environmental and health

Use of titanocalix[4]arenes in the ring opening polymerization of cyclic esters (2020)
Journal Article
Sun, Z., Zhao, Y., Santoro, O., Elsegood, M. R., Bedwell, E. V., Zahra, K., Walton, A., & Redshaw, C. (2020). Use of titanocalix[4]arenes in the ring opening polymerization of cyclic esters. Catalysis science & technology, 10(6), 1619-1639. https://doi.org/10.1039/c9cy02571e

The known dichloride complexes [TiCl2L(O)2(OR)2] (type I: R = Me (1), n-Pr (2) and n-pentyl (3); L(OH)2(OR)2 = 1,3-dialkyloxy-p-tert-butylcalix[4]arene), together with the new complexes {[TiL(O)3(OR)]2(μ-Cl)2}·6MeCN (R = n-decyl (4·6MeCN)), and [Ti(N... Read More about Use of titanocalix[4]arenes in the ring opening polymerization of cyclic esters.

Supramolecular assemblies controlled by cucurbit[: N] uril size (n = 6, 7, 8 and 10) (2020)
Journal Article
Dalgarno, S. J., Xu, W., De Ng, X., Xiao, X., Bian, B., Chen, Q., Dalgarno, S., Tao, Z., & Redshaw, C. (2020). Supramolecular assemblies controlled by cucurbit[: N] uril size (n = 6, 7, 8 and 10). New journal of chemistry = Nouveau journal de chimie, 44(11), 4311-4318. https://doi.org/10.1039/d0nj00087f

This journal is © The Royal Society of Chemistry and the Centre National de la Recherche Scientifique. A benzyl substituted 4-pyrrolidinopyridinium salt (G) with multiple active sites including benzyl, pyridinium and pyrrole groups has been synthesiz... Read More about Supramolecular assemblies controlled by cucurbit[: N] uril size (n = 6, 7, 8 and 10).

A turn-off fluorescent probe for the detection of Cu2+ based on a tetraphenylethylene-functionalized salicylaldehyde Schiff-base (2020)
Journal Article
Xie, H. F., Yu, C. J., Huang, Y. L., Xu, H., Zhang, Q. L., Sun, X. H., Feng, X., & Redshaw, C. (2020). A turn-off fluorescent probe for the detection of Cu2+ based on a tetraphenylethylene-functionalized salicylaldehyde Schiff-base. Materials Chemistry Frontiers, 4(5), 1500-1506. https://doi.org/10.1039/c9qm00759h

A non-planar tetraphenylethylene-functionalized salicylaldehyde Schiff-base fluorescent probe (TPE-An-Py) with aggregation-induced enhanced emission (AIEE) characteristics was synthesized via a classical Knoevenagel condensation reaction, and exhibit... Read More about A turn-off fluorescent probe for the detection of Cu2+ based on a tetraphenylethylene-functionalized salicylaldehyde Schiff-base.

A Study of the Interaction between Cucurbit[7]uril and Alkyl Substituted 4-Pyrrolidinopyridinium Salts (2020)
Journal Article
Xu, W., Zhu, X., Bian, B., Xiao, X., Tao, Z., & Redshaw, C. (2020). A Study of the Interaction between Cucurbit[7]uril and Alkyl Substituted 4-Pyrrolidinopyridinium Salts. Chemistry, 2(2), 262-273. https://doi.org/10.3390/chemistry2020017

The interaction between cucurbit[7]uril (Q[7]) and a series of 4-pyrrolidinopyridinium salts bearing aliphatic substituents at the pyridinium nitrogen, namely 4-(C4H8N)C5H5NRBr, where R = H (C0), Et (C2), n-butyl (C4), n-hexyl (C6), has been studied... Read More about A Study of the Interaction between Cucurbit[7]uril and Alkyl Substituted 4-Pyrrolidinopyridinium Salts.

Aggregation-induced emission luminogen: A new perspective in the photo-degradation of organic pollutants (2020)
Journal Article
Hu, Z., Li, Y., Kang, M., Islam, M. M., Chen, M., Zhang, J., Xiao, Y., Feng, X., Redshaw, C., Zhang, M., Chen, Q., Xie, S., Lam, J. W., & Tang, B. Z. (2020). Aggregation-induced emission luminogen: A new perspective in the photo-degradation of organic pollutants. Ecomat, 2(2), Article e12024. https://doi.org/10.1002/eom2.12024

Both the variety and uniqueness of organic semiconductors has contributed to the rapid development of environmental engineering applications and renewable fuel production, typified by the photodegradation of organic pollutants or water splitting. Thi... Read More about Aggregation-induced emission luminogen: A new perspective in the photo-degradation of organic pollutants.

Synthesis and Structures of [2.n]Metacyclophan-1-enes and their Conversion to Highly Strained [2.n]Metacyclophane-1-ynes (2020)
Journal Article
Akther, T., Islam, M. M., Kowser, Z., Matsumoto, T., Tanaka, J., Rahman, S., Alodhayb, A., Georghiou, P. E., Redshaw, C., & Yamato, T. (2020). Synthesis and Structures of [2.n]Metacyclophan-1-enes and their Conversion to Highly Strained [2.n]Metacyclophane-1-ynes. European Journal of Organic Chemistry, 2020(27), 4167-4175. https://doi.org/10.1002/ejoc.202000548

Syn-[2.n]metacyclophan-1-enes (n=5, 6, 8) are synthesized by the McMurry cyclization of 1,n-bis(3-formyl-4-methoxyphenyl)alkanes in good yields. Syn-[2.n]metacyclophan-1-enes (n= 6, 8) were converted to the highly strained syn-type [2.n] metacyclopha... Read More about Synthesis and Structures of [2.n]Metacyclophan-1-enes and their Conversion to Highly Strained [2.n]Metacyclophane-1-ynes.

A flexible tripod fluorescent probe for multiple cations detection and its application in living cells (2020)
Journal Article
Xu, W. L., Yang, J. F., Ran, M. Q., Zeng, X., Redshaw, C., & Tao, Z. (2020). A flexible tripod fluorescent probe for multiple cations detection and its application in living cells. Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 240, Article 118614. https://doi.org/10.1016/j.saa.2020.118614

To the flexible tripod platform tren (tris(2-aminoethyl)amine), a Rhodamine and two naphthalene fluorophores were introduced. The resulting fluorescence probe named TRN was fully characterized and employed in cell imaging. Probe TRN exhibited high se... Read More about A flexible tripod fluorescent probe for multiple cations detection and its application in living cells.

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.

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.

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.