New Journal of Chemistry最新文献

{"title":"Synthesis of Ti3C2Tx MXene/Cu-MOF composites for enhanced adsorption of methyl phenyl sulfide†","authors":"Yanan Zhu, Yongchang Yang, Shiqiang Li, Chang Zhu, Zegang Qiu and Qianqian Zhu","doi":"10.1039/D4NJ04826A","DOIUrl":"https://doi.org/10.1039/D4NJ04826A","url":null,"abstract":"<p >The development of efficient materials for adsorption desulfurization has attracted much attention for the safety of humans and the ecosystem. Metal–organic frameworks have shown promise in removing organic sulfur compounds in liquid fuels, while another star material – MXene has rarely been applied in this field. In this study, Ti<small>₃</small>C<small>₂</small>T<small>_<em>x</em></small> MXene/Cu-MOF composites with different MXene contents (3.3%, 6.7%, and 13.3%) were synthesized <em>via</em> an <em>in situ</em> precipitation method. Characterization showed that the Cu-MOF was successfully coated on the surface of Ti<small>₃</small>C<small>₂</small>T<small>_<em>x</em></small> MXene and partially embedded between the MXene nanosheets, restraining the agglomeration of both MXene and the Cu-MOF. The optimal composite-3.3%MXene/Cu-MOF presented the largest surface area of 166.6 m<small>²</small> g<small>⁻¹</small>. Compared to MXene and Cu-MOF, 3.3%MXene/Cu-MOF exhibited an enhanced adsorption performance for methyl phenyl sulfide in the model fuel with an equilibrium adsorption capacity of 87.4 mg g<small>⁻¹</small>. Furthermore, the effects of adsorption parameters, adsorption kinetics, adsorption isotherms, and the adsorption mechanism, and regenerative performance of 3.3%MXene/Cu-MOF were comprehensively discussed. A pseudo-second order kinetic model and the Langmuir adsorption isotherm were found to better explicate the adsorption behavior on 3.3%MXene/Cu-MOF, which exhibited a theoretical maximum adsorption capacity of 183.9 mg g<small>⁻¹</small>. This work hopes to shed light on the material design for adsorption desulfurization.</p>","PeriodicalId":95,"journal":{"name":"New Journal of Chemistry","volume":" 7","pages":" 2889-2897"},"PeriodicalIF":2.7,"publicationDate":"2025-01-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143379739","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Easy preparation of TiO2/TCPP/CS nanoparticles for effective antibacterial photodynamic therapy†","authors":"Penghan Yue, Ling Li, Hao Li, Jiahui Gao, Dayang Xie, Chong Liu, Cong Liu, Yanwei Li, Yanhui Li and Huayu Tian","doi":"10.1039/D4NJ04176C","DOIUrl":"https://doi.org/10.1039/D4NJ04176C","url":null,"abstract":"<p >Titanium dioxide (TiO<small>₂</small>) is an excellent photocatalyst known for its exceptional chemical stability and good biocompatibility. However, the poor visible light utilization of TiO<small>₂</small> limits its application in the field of antibacterial therapy. In this study, TiO<small>₂</small> was sensitized with tetracarboxyphenyl porphyrin (TCPP) to enhance its visible light adsorption, and an antibiotic-independent antibacterial material was developed that effectively reduces the formation of drug-resistant bacteria. TCPP was first used to narrow the bandgap of TiO<small>₂</small> to produce ROS under visible light irradiation for antibacterial photodynamic therapy (APDT). Then, chitosan was selected to improve the dispersion and stability of TiO<small>₂</small>/TCPP in aqueous solution as well as to introduce a cationic surface to inhibit bacterial growth, creating a dual-functional TiO<small>₂</small>/TCPP/CS nanoparticle antibacterial system. <em>In vitro</em> antibacterial experiments demonstrated that TiO<small>₂</small>/TCPP/CS nanoparticles can eliminate both Gram-positive and Gram-negative bacteria under visible light irradiation. During <em>in vivo</em> experiments, the TiO<small>₂</small>/TCPP/CS-treated group exhibited mouse wound healing effects superior to those of the control group under visible light irradiation, indicating effective APDT ability. Overall, the TiO<small>₂</small>/TCPP/CS antibacterial system did not rely on antibiotics, suggesting that it has the ability to prevent the emergence of drug-resistant bacteria and resist the further evolution of superbacteria.</p>","PeriodicalId":95,"journal":{"name":"New Journal of Chemistry","volume":" 6","pages":" 2410-2417"},"PeriodicalIF":2.7,"publicationDate":"2025-01-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143107675","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Sulfonic acid-functionalized nano zeolite NaY: a Brønsted acid catalyst for the green synthesis of pyridines and 1,4-dihydropyridines†","authors":"Hamidreza Younesi, Sakineh Asghari, Ghasem Firouzzadeh Pasha and Mahmood Tajbakhsh","doi":"10.1039/D4NJ04976D","DOIUrl":"https://doi.org/10.1039/D4NJ04976D","url":null,"abstract":"<p >This study presents the development of a novel organo-inorganic hybrid material (zeolite-SO<small>₃</small>H) through the three-component reaction of carbon disulfide and 1,3-propane sultone with aminopropyl-functionalized NaY zeolite. The formation of the zeolite-SO<small>₃</small>H catalyst was investigated using SEM, TEM, TGA, EDS, XRD, FT-IR, DLS, and elemental analyses. The described zeolite-SO<small>₃</small>H was used as a Brønsted acid nanocatalyst for the one-pot four-component synthesis of functionalized 1,4-dihydropyridine derivatives, and one-pot three-component synthesis of pyridine derivatives under mild conditions. The synthesized acidic nanocatalyst offers several advantages, including easy separation, high product yields, short reaction times, high recyclability, and reusability. Using centrifugation to separate the catalyst, it can be recycled up to seven times without losing significant activity.</p>","PeriodicalId":95,"journal":{"name":"New Journal of Chemistry","volume":" 6","pages":" 2418-2431"},"PeriodicalIF":2.7,"publicationDate":"2025-01-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143107676","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Study on the extraction behavior of Nd(iii) in nitric acid medium by novel asymmetric alkyl diglycolamide extractants with different structures†","authors":"Jingjing Yin, Xiujing Peng, Miaomiao Zhang, Yifan Liu, Haoran Wang, Jixi Zheng, Guoxin Sun and Yu Cui","doi":"10.1039/D4NJ04748F","DOIUrl":"https://doi.org/10.1039/D4NJ04748F","url":null,"abstract":"<p >The rare earth element neodymium plays an indispensable role in modern industry, and the development of efficient and environmentally friendly extraction technology is crucial to meet the growing demands. As new extractants, diglycolamides with cyclohexyl and <em>N</em>-alkyl substituents can affect the extraction ability by adjusting the interaction between the extractant and the extract. In this paper, three extractants <em>N</em>,<em>N</em>′-diethyl-<em>N</em>,<em>N</em>′-dicyclohexyl diglycolamide (DEDCHDGA), <em>N</em>,<em>N</em>′-dipropyl-<em>N</em>,<em>N</em>′-dicyclohexyl diglycolamide (DPDCHDGA), and <em>N</em>,<em>N</em>′-dibutyl-<em>N</em>,<em>N</em>′-dicyclohexyl diglycolamide (DBDCHDGA), were designed and synthesized. The effects of time, nitric acid acidity, and diluent on the extraction performance of Nd(<small>III</small>) were studied. The extraction ability of the DGAs in 1,2-dichloroethane towards Nd(<small>III</small>) followed the order: DEDCHDGA &gt; DPDCHDGA &gt; DBDCHDGA. The extraction mechanism was elucidated through slope analysis, FT-IR, and XPS analysis. The structure–activity relationship between the <em>N</em>-alkyl substituent structure and Nd(<small>III</small>) extraction ability was also discussed. This study not only provides a new approach for neodymium extraction but also offers a valuable reference for the development of environmentally friendly extractants.</p>","PeriodicalId":95,"journal":{"name":"New Journal of Chemistry","volume":" 7","pages":" 2973-2979"},"PeriodicalIF":2.7,"publicationDate":"2025-01-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143379665","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Design and synthesis of 2D coordination polymers from isophthalic and adipic acids: exploring Tb-based luminescent sensors for Cr3+, Fe3+ and p-NA†","authors":"Charanjeet Sen, Rohit Singh, Swaita Devi, Niharika, Richa Singhaal, Subash Chandra Sahoo and Haq Nawaz Sheikh","doi":"10.1039/D4NJ05061D","DOIUrl":"https://doi.org/10.1039/D4NJ05061D","url":null,"abstract":"<p >In this study, we focus on the design and synthesis of nine isoreticular coordination polymers under solvothermal conditions by incorporating lanthanide ions (Ln) through a dual ligand strategy using isophthalic acid (H<small>₂</small>Ita) and adipic acid (H<small>₂</small>Adip) with the general formula [Ln(Ita)(Adip)<small>_0.5</small>(H<small>₂</small>O)<small>₂</small>]<small>_<em>n</em></small>. Structural analysis indicates that all synthesized CPs crystallize in the triclinic <em>P</em><img> space group. All of the CPs are isostructural and isomorphous with a distorted tricapped trigonal prismatic geometry around the lanthanide metal centre. CP <strong>7</strong> exhibits the signature luminescence property of Tb<small>³⁺</small> and is explored for its potential in sensing metal (Fe<small>³⁺</small> and Cr<small>³⁺</small>) ions and <em>p</em>-nitroaniline (<em>p</em>-NA). Luminescence titration experiments revealed turn-off sensing ability of CP <strong>7</strong> towards Fe<small>³⁺</small> ions and turn-on sensing towards Cr<small>³⁺</small> ions. The sensing mechanisms involve competitive energy absorption and weak interactions between the metal ions and the CP framework. Furthermore, CP <strong>7</strong> demonstrates remarkable selectivity and sensitivity towards Cr<small>³⁺</small>, Fe<small>³⁺</small> and <em>p</em>-NA, with quick response times and excellent recyclability. Additionally, EDTA was found to restore the luminescence of CP <strong>7</strong> in the presence of Fe<small>³⁺</small> ions, demonstrating its potential for detecting EDTA. Overall, our study demonstrates the promising application of CP <strong>7</strong> as a luminescent sensor for the environmental monitoring of metal ions and NACs.</p>","PeriodicalId":95,"journal":{"name":"New Journal of Chemistry","volume":" 6","pages":" 2350-2364"},"PeriodicalIF":2.7,"publicationDate":"2025-01-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143107477","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Enhanced mercury removal from wastewater using thiol-functionalized UiO-66-NH2 MOF: experimental and theoretical insights†","authors":"Ismail Abdulazeez, Hamza A. Asmaly, Othman Charles S. Al-Hamouz, Nadeem Baig, Khaled M. AlAqad, Mukhtar A. Raji and Khaled H. Ahmed","doi":"10.1039/D4NJ04745A","DOIUrl":"https://doi.org/10.1039/D4NJ04745A","url":null,"abstract":"<p >Disposal of mercury ions and Hg(<small>II</small>) in industrial wastewater poses serious risks to humans and aquatic organisms owing to their bio-accumulative nature. Despite several reports on the adsorptive removal of Hg(<small>II</small>) ions from water, designing effective, selective, and highly stable adsorbents remains a great challenge. In this study, we reported the systematic design of thiol-functionalized UiO-66-NH<small>₂</small> MOF, namely, UiO-66-NH<small>₂</small>-(MAA)<small>₂</small>, using a modulator synthetic strategy. The synthesized MOF exhibited a high Hg(<small>II</small>) uptake of 890 mg g<small>⁻¹</small>, remarkable selectivity with a distribution coefficient <em>K</em><small>_d</small> of 6.0 × 10<small>⁶</small> mL g<small>⁻¹</small>, one of the highest reported for Hg(<small>II</small>) ions, and fast adsorption kinetics, removing 99.9% of Hg(<small>II</small>) ions (<em>C</em><small>_o</small> = 10 mg L<small>⁻¹</small>) in just 10 min. The synthesized MOF also conformed to the Freundlich adsorption isotherm and followed pseudo-second-order adsorption kinetics, with a rate constant <em>k</em><small>₂</small>, of 9.611 g mg<small>⁻¹</small> min<small>⁻¹</small> at an extremely low dosage of 2 mg. Meanwhile, excellent recyclability with negligible loss in efficiency was achieved during 5 consecutive cycles of Hg(<small>II</small>) removal on the UiO-66-NH<small>₂</small>-(MAA)<small>₂</small> MOF. Using the BET adsorption isotherms, it was confirmed that the structural integrity of the MOF was retained after several cycles of adsorption and desorption. First-principles DFT simulations revealed that thiol functionalization resulted in the significant enhancement of the charge transfer characteristics of the UiO-66-NH<small>₂</small> MOF, forming stable complexes with Hg(<small>II</small>) ions. This prevented leaching and the constitution of secondary pollution during the adsorption process. This study demonstrated the rational design of highly selective adsorbents for Hg(<small>II</small>) removal, which could be employed in the practical remediation of Hg(<small>II</small>) from real wastewater.</p>","PeriodicalId":95,"journal":{"name":"New Journal of Chemistry","volume":" 8","pages":" 3096-3108"},"PeriodicalIF":2.7,"publicationDate":"2025-01-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143430656","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Customized peptide-encoded antibacterial silver–gold nanoclusters†","authors":"Mengmeng Yang, Jinliang Ma, Xiaoyu Si, Hua Gao, Bin Zhang, Jianrui Sun, Jie Zhang and Mingfu Niu","doi":"10.1039/D4NJ03106G","DOIUrl":"https://doi.org/10.1039/D4NJ03106G","url":null,"abstract":"<p >Bacterial infections have led to serious threat to global human health owing to inevitable antibiotic resistance. Nanoenabled antimicrobials have already been successfully explored for compensating the deficiency of antibiotics. Ultra-small gold nanoclusters (AuNCs) with controllable surface chemistry are ideal nanomaterials for building antibacterial agents considering their high bacterial affinity and good membrane permeability. Peptides with facile design and synthesis are considered alternative ligands for forming peptide-stabilized AuNCs (P-AuNCs) for antibacterial performance. Herein, using three types of amino acids, namely, cysteine (Cys, C), alanine (Ala, A), and arginine (Arg, R), as components, three peptides (CA<small>₂</small>R, CA<small>₂</small>R<small>₃</small>, and CA<small>₂</small>R<small>₅</small>) were designed to form P/GSH-AuNCs after mixing with glutathione (GSH). Silver was introduced into P/GSH-AuNCs to synthesize silver-doped P-AuNCs (P/GSH-Ag-AuNCs). The antibacterial activity of P/GSH-Ag-AuNCs was much higher than those of the individual peptide and P/GSH-AuNCs and was enhanced with an increase in the Arg number. CA<small>₂</small>R<small>₃</small>/GSH-Ag-AuNCs, with facile purification, low toxicity and a wide antibacterial spectrum, were optimal for utilization as antibacterial agents, obtaining 0.7 µg mL<small>⁻¹</small> Ag MBC for <em>S. aureus</em> and 0.9 µg mL<small>⁻¹</small> Ag MBC for <em>E. coli</em>. This work can direct the design of peptide templates for integrating peptide-based nanomaterials and antibacterial application, thus building up multifarious antibacterial agents.</p>","PeriodicalId":95,"journal":{"name":"New Journal of Chemistry","volume":" 8","pages":" 3157-3165"},"PeriodicalIF":2.7,"publicationDate":"2025-01-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143430681","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Structural insights into GluN2B-containing NMDA receptor antagonists: a computational approach","authors":"Zhe Wang, Yeli He, Guoliang Chen and Xuefei Bao","doi":"10.1039/D4NJ04226C","DOIUrl":"https://doi.org/10.1039/D4NJ04226C","url":null,"abstract":"<p >GluN2B-containing NMDARs are related to neurodegenerative diseases, making the GluN2B-selective antagonist a promising drug candidate. Although several GluN2B antagonists have been developed, none have been approved for the market. Ifenprodil was the first potent GluN2B-selective antagonist, and its therapeutic use is limited due to its activity on serotonergic and adrenergic receptors. We provide a comprehensive analysis of GluN2B homologous proteins and their co-crystallized ligands using computational methods, including molecular docking, DFT calculations and molecular dynamics simulations here. This study identifies key binding modes of GluN2B antagonists, focusing on two pharmacophore models: the groups of Ifenprodil and EVT-101. It also elucidates the structure of GluN2B's V-type binding pocket and deep binding sites, identifying key residues that may influence its activity. These findings are crucial for the rational design of GluN2B antagonists.</p>","PeriodicalId":95,"journal":{"name":"New Journal of Chemistry","volume":" 6","pages":" 2319-2334"},"PeriodicalIF":2.7,"publicationDate":"2025-01-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143107475","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Improvement strategies for water-based zinc-ion battery zinc anode stability","authors":"Liping Wang, Hedong Jiang, Pingchun Guo, Jiake Li, Hua Zhu, Xueyun Fan, Liqun Huang, Jian Sun and Yanxiang Wang","doi":"10.1039/D4NJ05238B","DOIUrl":"https://doi.org/10.1039/D4NJ05238B","url":null,"abstract":"<p >Aqueous zinc-ion batteries (ZIBs) have emerged as promising energy storage devices due to their safety, non-toxicity, low cost, and high theoretical capacity. However, zinc anodes are prone to dendrite formation, corrosion, and hydrogen evolution during the long-term plating/stripping process, which results in low coulombic efficiency and reduced cycle life. Aiming at the aforementioned issues, this paper reviews strategies to enhance the stability of the zinc anode, including electrolyte additives, zinc anode modification design, artificial interface coatings and high-performance separator design. Finally, based on the challenges faced by zinc anodes, future research directions are proposed.</p>","PeriodicalId":95,"journal":{"name":"New Journal of Chemistry","volume":" 6","pages":" 2014-2033"},"PeriodicalIF":2.7,"publicationDate":"2025-01-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143107557","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A comprehensive study of electronic, optical, mechanical and piezoelectric properties of Li-based tin-halide perovskites using GGA, meta-GGA and HSE06 methods†","authors":"Celestine Lalengmawia, Zosiamliana Renthlei, Shivraj Gurung, Lalhriat Zuala, Lalrinthara Pachuau, Ningthoujam Surajkumar Singh, Lalmuanpuia Vanchhawng, Karthik Gopi, A. Yvaz and D. P. Rai","doi":"10.1039/D4NJ04725G","DOIUrl":"https://doi.org/10.1039/D4NJ04725G","url":null,"abstract":"<p >Wide-bandgap semiconductors (WBGSs) are predicted to be potential materials for energy generation and storage. In this work, we have used density functional theory (DFT) that incorporates the generalized gradient approximation (GGA), the meta-generalized gradient approximation (mGGA), and hybrid-HSE06 methods to explore various properties of the LiSnCl<small>₃</small> and LiSnBr<small>₃</small> perovskites. For electronic and optical properties, we employed all the mentioned functionals. However, other properties, such as their mechanical and piezoelectric properties, were computed using only GGA and mGGA methods. Herein, we report that these rarely studied materials are eco-friendly and look promising for optoelectronics and piezoelectric applications.</p>","PeriodicalId":95,"journal":{"name":"New Journal of Chemistry","volume":" 9","pages":" 3578-3589"},"PeriodicalIF":2.7,"publicationDate":"2025-01-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143475042","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}