In situ tetrazole ligand synthesis leads to a luminescent microporous cadmium-organic framework {[Cd(mu2-Cl)(mu4-5MT)]n (5MT = 5-methyl-1H-tetrazole)} that exhibits a high-sensitivity sensing function with respect to nitrite in both DMF and water.
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RSC Adv
January 2025
Department of Chemistry, University of Kurdistan P. O. Box 66135-416 Sanandaj Iran +98 873324133 +98 8733624133.
Synthesis of 5-substituted 1-tetrazoles and reduction of a variety of nitro compounds presents a promising solution for the pharmaceutical and agricultural industries. However, the development of green catalysts with superior catalytic performance for this reaction remains a significant challenge. This research introduces a green protocol for the creation of ultrafine Cu(ii) metal immobilized on the surface of pectin hydrogel (HPEC), modified by a CoFeO/Pr-SOH magnetic nanocomposite, enabling the synthesis of tetrazoles and reduction of nitro compounds.
View Article and Find Full Text PDFMolecules
December 2024
Shandong Provincial Key Laboratory of Chemical Energy Storage and Novel Cell Technology, School of Chemistry and Chemical Engineering, Liaocheng University, Liaocheng 252059, China.
Hydrogen-bonded organic framework (HOF) materials are typically formed by the self-assembly of small organic units (synthons) with specific functional groups through hydrogen bonding or other interactions. HOF is commonly used as an electrolyte for batteries. Well-designed HOF materials can enhance the proton exchange rate, thereby boosting battery performance.
View Article and Find Full Text PDFACS Appl Mater Interfaces
January 2025
Department of Mechanical Engineering, City University of Hong Kong, 83 Tat Chee Avenue, Hong Kong, SAR, China.
Advanced energetic composites possess promising properties and wide-ranging applications in explosives and propellants. Nonetheless, most metal-based energetic composites present significant challenges due to surface oxidation and low-pressure output. This study introduces a facile method to develop energetic composites Cutztr@AP through the intermolecular assembly of nitrogen-rich energetic coordination polymers and high-energy oxidant ammonium perchlorate (AP).
View Article and Find Full Text PDFJ Nanobiotechnology
October 2024
Department of Medical Ultrasound, Center of Minimally Invasive Treatment for Tumor, Shanghai Tenth People's Hospital, School of Medicine, Tongji University, Shanghai, 200072, P.R. China.
Preclinical studies demonstrating high cure rates with PD1/PD-L1 combinations have led to numerous clinical trials, but emerging results are disappointing. These combined immunotherapies are commonly employed for patients with refractory tumors following prior treatment with cytotoxic agents. Here, we uncovered that the post-chemotherapy tumor presents a unique mechanical microenvironment characterized by an altered extracellular matrix (ECM) elasticity and increased stiffness, which facilitate the development of aggressive tumor phenotypes and confer resistance to checkpoint blocking therapy.
View Article and Find Full Text PDFACS Appl Mater Interfaces
December 2024
School of Materials Science and Engineering, Beijing Institute of Technology, Beijing 100081, China.
Carbonyl azides are important precursors to isocyanates and are used as energetic compounds. However, the further development of these compounds is limited by their inherently poor stability. In this study, we present a new family of carbonyl azides, 5-nitro-1H-1,2,4-triazol-3-yl-carbamoyl-azide (NTCA), which was synthesized through in situ oxidation cleavage of amino-tetrazole.
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