Coordination chemistry approaches to societal issues: environmental and health

Supramolecular assemblies derived from methyl-substituted cucurbit[5]uril and lanthanide nitrates (2024)
Journal Article
Yuan, S. W., Dai, X., Lu, J. H., Ma, P. H., Dalgarno, S. J., Redshaw, C., Tao, Z., & Xiao, X. (2024). Supramolecular assemblies derived from methyl-substituted cucurbit[5]uril and lanthanide nitrates. Heliyon, 10(13), Article e32936. https://doi.org/10.1016/j.heliyon.2024.e32936

Interaction of the lanthanide nitrates M(NO3)3 (M = Gd, Eu) with methylcucurbit[5]uril (Me10Q[5]) in the presence of transition metal chlorides (ZnCl2 and FeCl3) in acidic media resulted in the isolation of the complexes [Me10Q[5]Gd(H2O)2Cl Gd(H2O)6]... Read More about Supramolecular assemblies derived from methyl-substituted cucurbit[5]uril and lanthanide nitrates.

Selective detection of paraquat by a cucurbit[7]uril-based fluorescent probe (2024)
Journal Article
Shan, P. H., Pan, D. W., Li, C. R., Meng, T. H., Redshaw, C., Tao, Z., & Xiao, X. (2024). Selective detection of paraquat by a cucurbit[7]uril-based fluorescent probe. Journal of Pesticide Science, 49(2), 114-121. https://doi.org/10.1584/JPESTICS.D23-062

A simple fluorescent “on-off” system that can be utilized for the selective identification and determination of paraquat (PQ) is presented herein. 1H NMR spectroscopic data indicated that in aqueous solution the alkaloid palmatine can be partially en... Read More about Selective detection of paraquat by a cucurbit[7]uril-based fluorescent probe.

A cucurbit[8]uril-based fluorescent probe for the selective detection of pymetrozine (2023)
Journal Article
Shan, P. H., Pan, D. W., Chen, L. X., Prior, T. J., Redshaw, C., Tao, Z., & Xiao, X. (2023). A cucurbit[8]uril-based fluorescent probe for the selective detection of pymetrozine. Journal of molecular structure, 1294(2), Article 136418. https://doi.org/10.1016/j.molstruc.2023.136418

Herein, we report a simple fluorescence-enhanced system for the selective recognition and determination of the insecticide pymetrozine. 1H NMR spectroscopic data indicate that 1,2-bis(4-pyridyl)ethylene (BPE) is partially encapsulated in the cavity o... Read More about A cucurbit[8]uril-based fluorescent probe for the selective detection of pymetrozine.

Host-guest inclusion complexes formed between a symmetrical tetrasubstituted cucurbit[6]uril and glycine (2022)
Journal Article
Yuan, S. W., Shan, P. H., Yang, M. X., Yang, M. X., Ma, P. H., Prior, T. J., Redshaw, C., Wei, G., Tao, Z., & Xiao, X. (2022). Host-guest inclusion complexes formed between a symmetrical tetrasubstituted cucurbit[6]uril and glycine. CrystEngComm, https://doi.org/10.1039/d2ce01308h

Herein, we have investigated the host-guest inclusion complexes formed on interaction of the symmetric tetramethyl-substituted cucurbit[6]uril (TMeQ[6]) with glycine (Gly) under different conditions. The interactions have been studied both in solutio... Read More about Host-guest inclusion complexes formed between a symmetrical tetrasubstituted cucurbit[6]uril and glycine.

New dual-mode orthogonal tunable fluorescence systems based on cucurbit[8]uril: White light, 3D printing, and anti-counterfeit applications (2022)
Journal Article
Zhang, T. T., Yang, X. N., Hu, J. H., Luo, Y., Liu, H. J., Tao, Z., Xiao, X., & Redshaw, C. (2023). New dual-mode orthogonal tunable fluorescence systems based on cucurbit[8]uril: White light, 3D printing, and anti-counterfeit applications. Chemical Engineering Journal, 452, Article 138960. https://doi.org/10.1016/j.cej.2022.138960

In this work, we have utilized a supramolecular approach to control emission, and generate white light and have applied the system to both 3D printing and counterfeiting applications. In particular, we report two new dual-mode orthogonal tunable fluo... Read More about New dual-mode orthogonal tunable fluorescence systems based on cucurbit[8]uril: White light, 3D printing, and anti-counterfeit applications.

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.