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Showing 1-20 of 514 results
  1. Study on the effects of various incubation conditions on aggregation of SOD1 variants: disulfide bond reduction and demetallation synergistically promote generation of non-amyloid amorphous aggregates from SOD1 mutants

    Amyotrophic lateral sclerosis (ALS) is a progressive fetal neurodegenerative disease that affects neural cells in the brainstem and spinal cord,...

    Shima Famil Samavati, Maryam Nikkhah, ... Reza Khodarahmi in Journal of the Iranian Chemical Society
    Article 22 October 2021
  2. Supramolecular polymer network constructed by a functionalized polyimidazolium salt derived from metal-carbene template approach

    In this study, we present a supramolecular templating approach for constructing polyimidazolium salt containing crown ether and cyclobutane moieties....

    Ming-Ming Gan, Zi-En Zhang, ... Ying-Feng Han in Science China Chemistry
    Article 05 March 2024
  3. The Synthesis of a D4h Symmetric Porphyrin Nanoball Using Selective Demetallation

    The synthesis of heterometallated zinc and magnesium porphyrin oligomers allowed selective demetallation to be used as a synthetic tool to prepare a...
    Chapter 2020
  4. Transition-Metal-Complexed Catenanes and Rotaxanes in Motion: Towards Molecular Machines

    In the course of the last decade, many dynamic molecular systems, for which the movements are controlled from the outside, have been elaborated....
    Jean-Paul Collin, Valérie Heitz, Jean-Pierre Sauvage in Molecular Machines
    Chapter
  5. Excited state dynamics of Zn–salophen complexes

    Zn–salophen complexes are a promising class of fluorescent chemosensors for nucleotides and nucleic acids. We have investigated, by means of steady...

    Patrick O’Keeffe, Daniele Catone, ... Susanna Piccirillo in Photochemical & Photobiological Sciences
    Article Open access 28 January 2022
  6. Synthesis of contra-helical trefoil knots with mechanically tuneable spin-crossover properties

    Molecular knots attract attention on account of their topological intricacies and potential application. Tying molecular knots with different...

    Lin Wu, Min Tang, ... Zhichang Liu in Nature Synthesis
    Article 20 October 2022
  7. Nicholas Reaction

    Hexacarbonyldicobalt-stabilized propargyl cation is captured by a nucleophile. Subsequent oxidative demetallation then gives the propargylated...
    Jie Jack Li in Name Reactions
    Chapter 2021
  8. Photoinduced E to Z isomerization of tetraphenylethylene derivatives within organometallic supramolecular assemblies

    Isolation of E -1,2-bis(4-bromophenyl)-1,2-diphenyl-ethylene from the E/Z isomer mixture obtained by a McMurry coupling reaction and reaction of this...

    **ao-Xu Liu, Yang Li, ... Ying-Feng Han in Science China Chemistry
    Article Open access 19 August 2021
  9. Performance enhancement and degradation mechanism identification of a single-atom Co–N–C catalyst for proton exchange membrane fuel cells

    The development of catalysts free of platinum-group metals and with both a high activity and durability for the oxygen reduction reaction in proton...

    **aohong **e, Cheng He, ... Yuyan Shao in Nature Catalysis
    Article 30 November 2020
  10. Unravelling the complex causality behind Fe–N–C degradation in fuel cells

    Beyond great advances in initial activity, Fe–N–C catalysts face the next challenge of stability issue in acidic medium that must be overcome to...

    Geunsu Bae, Minho M. Kim, ... Chang Hyuck Choi in Nature Catalysis
    Article 28 September 2023
  11. Tuning the thermal activation atmosphere breaks the activity–stability trade-off of Fe–N–C oxygen reduction fuel cell catalysts

    Fe–N–C catalysts are the most promising platinum group metal-free oxygen-reduction catalysts, but they suffer from a low density of active metal...

    Yachao Zeng, Chenzhao Li, ... Gang Wu in Nature Catalysis
    Article 05 December 2023
  12. Metal-Responsive DNA Strand Displacement Reactions Driven by Base Pair Switching of 5-Hydroxyuracil Nucleobases

    Toehold-mediated DNA strand displacement reactions (SDRs) are an essential tool for the construction of DNA-based molecular machines. In this...
    Chapter 2024
  13. Synthesis methods and recent advances in hierarchical zeolites: a brief review

    Zeolites are crystalline microporous aluminosilicates that are extensively used as adsorbents and catalysts in the chemical and petrochemical...

    Faisal Mumtaz, Muhammad F. Irfan, Muhammad R. Usman in Journal of the Iranian Chemical Society
    Article 24 January 2021
  14. Catenated covalent organic frameworks constructed from polyhedra

    Although the synthetic chemistry leading to interlocking molecular [ n ]catenanes of organic polyhedra ( n  = 2–3) and rings ( n = 2–130) is established,...

    Tianqiong Ma, Yi Zhou, ... Omar M. Yaghi in Nature Synthesis
    Article 16 January 2023
  15. Fluorescence-Based Recognition of Cu(II) Ion in Aqueous Solutions by Ruthenium(II) Complex Linked with Pyridine

    Abstract

    A ruthenium-bipyridine based fluorescent chemosensor was employed for the fluorometric and colorimetric Cu(II) detection in 100% aqueous...

    Vikesh Kumar Singh, Anandveer Sindhu, Amit in Journal of Analytical Chemistry
    Article 30 May 2023
  16. Design and synthesis of chiral DOTA-based MRI contrast agents with remarkable relaxivities

    Due to the adverse effects of de-metallation in past concerning FDA-approved gadolinium-based contrast agents (GBCAs), researchers have been focusing...

    Junhui Zhang, Lixiong Dai, ... Ga-Lai Law in Communications Chemistry
    Article Open access 16 November 2023
  17. Coarsely Granulated Macroporous Adsorbent for Adsorption Cleaning of Heavy Oil Stock

    Adsorption method of oil residue upgrading without hydrogen using coarsely granulated macroporous adsorbents with a high mechanical strength, a small...

    R. F. Yuzmukhametova, O. I. Shmelkova, ... P. A. Nikulshin in Chemistry and Technology of Fuels and Oils
    Article 26 September 2022
  18. Conclusion

    In this study, coordination-driven base pair switching of modified uracil bases was proposed and applied to dynamic control of DNA structures. DNA...
    Chapter 2024
  19. Macrocycle Synthesis Through Templation

    This review highlights the major advances over the last 5 years in the templated synthesis of carbon-based macrocycles. With selected examples, it...
    Zachary R. Laughrey, Bruce C. Gibb in Templates in Chemistry II
    Chapter
  20. Modeling of mutant superoxide dismutase 1 octamers with cross-linked disulfide bonds

    Mutant superoxide dismutase 1 (SOD1) may form cyclic structures due to its greater instability from aberrant demetallization and oxidation of...

    Aidan Zhang, Knut Teigen, ... Igor F. Tsigelny in Journal of Molecular Modeling
    Article 12 March 2022
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