Coordination chemistry approaches to societal issues: environmental and health

An Air-Stable Organic Radical from a Controllable Photoinduced Domino Reaction of a Hexa-aryl Substituted Anthracene (2021)
Journal Article
Mao, X., Zhang, J., Wang, X., Zhang, H., Wei, P., Sung, H. H. Y., …Tang, B. Z. (2021). An Air-Stable Organic Radical from a Controllable Photoinduced Domino Reaction of a Hexa-aryl Substituted Anthracene. Journal of Organic Chemistry, https://doi.org/10.1021/acs.joc.1c00233

Air-stable organic radicals and radical ions have attracted great attention for their far-reaching application ranging from bioimaging to organic electronics. However, because of the highly reactive nature of organic radicals, the design and synthesi... Read More about An Air-Stable Organic Radical from a Controllable Photoinduced Domino Reaction of a Hexa-aryl Substituted Anthracene.

Detection of the pesticide dodine using a cucurbit[10]uril-based fluorescent probe (2021)
Journal Article
Lian, C., Xu, W., Luo, Y., Zhu, X., Fan, Y., Redshaw, C., …Xiao, X. (2021). Detection of the pesticide dodine using a cucurbit[10]uril-based fluorescent probe. Microchemical journal, 167, Article 106309. https://doi.org/10.1016/j.microc.2021.106309

In this contribution, a new fluorescent probe is presented which is capable of the selective recognition and determination of dodine (DD) from amongst 14 different pesticides. The system utilizes a simple guest-replacement mechanism, which allows for... Read More about Detection of the pesticide dodine using a cucurbit[10]uril-based fluorescent probe.

New Quinoxaline-Based Blue Emitters: Molecular Structures, Aggregation-Induced Enhanced Emission Characteristics and OLED Application (2021)
Journal Article
Mao, X., Xie, F., Wang, X., Wang, Q., Qiu, Z., Elsegood, M. R. J., …Chen, Q. (in press). New Quinoxaline-Based Blue Emitters: Molecular Structures, Aggregation-Induced Enhanced Emission Characteristics and OLED Application. Chinese Journal of Chemistry, https://doi.org/10.1002/cjoc.202100157

Three new deep blue light emitters, bearing quinoxaline with different substituents (biphenyl/pyrene) at the 1- or 2-position, were synthesized by a Pd-catalysed coupling reaction in high yields, and were fully characterized by 1H/13C NMR spectroscop... Read More about New Quinoxaline-Based Blue Emitters: Molecular Structures, Aggregation-Induced Enhanced Emission Characteristics and OLED Application.

Pyrene-fused hexaarylbenzene luminogens: Synthesis, characterization, and aggregation-induced emission enhancement (2021)
Journal Article
Wang, C. Z., Yu, Z. D., Zhao, W. X., Yang, K., Noda, Y., Zhao, Y., …Yamato, T. (2021). Pyrene-fused hexaarylbenzene luminogens: Synthesis, characterization, and aggregation-induced emission enhancement. Dyes and pigments : an international journal, 192, Article 109452. https://doi.org/10.1016/j.dyepig.2021.109452

Six novel pyrene-fused hexaarylbenzene derivatives (3a-f) were designed, synthesized, and characterized, which exhibited aggregation-induced emission enhancement (AIEE) in the aggregated state by means of THF/H2O mixtures. Techniques such as theoreti... Read More about Pyrene-fused hexaarylbenzene luminogens: Synthesis, characterization, and aggregation-induced emission enhancement.

A 1-hydroxy-2,4-diformylnaphthalene-based fluorescent probe and its detection of sulfites/bisulfite (2021)
Journal Article
Shi, Q., Shen, L. Y., Xu, H., Wang, Z. Y., Yang, X. J., Huang, Y. L., …Zhang, Q. L. (2021). A 1-hydroxy-2,4-diformylnaphthalene-based fluorescent probe and its detection of sulfites/bisulfite. Molecules, 26(11), Article 3064. https://doi.org/10.3390/molecules26113064

A novel 1-hydroxy-2,4-diformylnaphthalene-based fluorescent probe L was synthesized by a Knoevenagel reaction and exhibited excellent sensitivity and selectivity towards sulfite ions (SO32−) and bisulfite ions (HSO3−). The detection limits of the pro... Read More about A 1-hydroxy-2,4-diformylnaphthalene-based fluorescent probe and its detection of sulfites/bisulfite.

Dynamic Coordination between a Triphenylamine-Functionalized Salicylaldehyde Schiff Base and a Copper(II) Ion (2021)
Journal Article
Zhang, X., Wu, S. T., Yang, X. J., Shen, L. Y., Huang, Y. L., Xu, H., …Feng, X. (2021). Dynamic Coordination between a Triphenylamine-Functionalized Salicylaldehyde Schiff Base and a Copper(II) Ion. Inorganic chemistry, https://doi.org/10.1021/acs.inorgchem.1c00523

The coordination between a ligand and a metal is a spontaneous and uncontrollable process. In this Article, we successfully observe the formation of metal coordination in a triphenylamine-functionalized salicylaldehyde Schiff base with a copper(II) i... Read More about Dynamic Coordination between a Triphenylamine-Functionalized Salicylaldehyde Schiff Base and a Copper(II) Ion.

A highly selective turn-on fluorescent probe for the detection of zinc (2021)
Journal Article
Shen, L. Y., Chen, X. L., Yang, X. J., Xu, H., Huang, Y. L., Zhang, X., …Zhang, Q. L. (2021). A highly selective turn-on fluorescent probe for the detection of zinc. Molecules, 26(13), Article 3825. https://doi.org/10.3390/molecules26133825

A novel turn-on fluorescence probe L has been designed that exhibits high selectivity and sensitivity with a detection limit of 9.53 × 10−8 mol/L for the quantification of Zn2+ .1H-NMR spectroscopy and single crystal X-ray diffraction analysis reveal... Read More about A highly selective turn-on fluorescent probe for the detection of zinc.

Allosteric binding properties of a 1,3-alternate thiacalix[4]arene-based receptor having phenylthiourea and 2-pyridylmethyl moieties on opposite faces (2021)
Journal Article
Rahman, S., Tomiyasu, H., Wang, C. Z., Georghiou, P. E., Alodhayb, A., Carpenter-Warren, C. L., …Yamato, T. (2021). Allosteric binding properties of a 1,3-alternate thiacalix[4]arene-based receptor having phenylthiourea and 2-pyridylmethyl moieties on opposite faces. New journal of chemistry = Nouveau journal de chimie, 45(41), 19235-19243. https://doi.org/10.1039/d1nj02991f

The synthesis of three new heteroditopic receptors (5a-c) which are based on thiacalix[4]arenes in the 1,3-alternate conformation is reported herein. These new receptors each have two thiourea moieties linking phenyl groups, two of which are substitu... Read More about Allosteric binding properties of a 1,3-alternate thiacalix[4]arene-based receptor having phenylthiourea and 2-pyridylmethyl moieties on opposite faces.

Red/Green Tunable-Emission Carbon Nanodots for Smart Visual Precision pH Sensing (2021)
Journal Article
Zhao, J. L., Luo, Q. Y., Ruan, Q., Chen, K., Liu, C., Redshaw, C., & Jin, Z. (in press). Red/Green Tunable-Emission Carbon Nanodots for Smart Visual Precision pH Sensing. Chemistry of materials : a publication of the American Chemical Society, https://doi.org/10.1021/acs.chemmater.1c01620

The development of novel carbon nanodots (CDs) with excellent optical properties and promising applications is an attractive but a challenging area. Herein, we demonstrate that the fluorescence properties of CDs can be optimized by simple modificatio... Read More about Red/Green Tunable-Emission Carbon Nanodots for Smart Visual Precision pH Sensing.

Pyrene-based aggregation-induced emission luminogens (AIEgens) with less colour migration for anti-counterfeiting applications (2021)
Journal Article
Wang, X., Wang, L., Mao, X., Wang, Q., Mu, Z., An, L., …Tang, B. Z. (2021). Pyrene-based aggregation-induced emission luminogens (AIEgens) with less colour migration for anti-counterfeiting applications. Journal of Materials Chemistry C, 9(37), 12828-12838. https://doi.org/10.1039/d1tc03022a

Traditional luminescent materials are subject to aggregation-caused quenching, which limits their use for high-technological applications in the solid state. In an attempt to address such issues when using luminescent materials in fluorescent inks, b... Read More about Pyrene-based aggregation-induced emission luminogens (AIEgens) with less colour migration for anti-counterfeiting applications.