Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Aromatic Hydrocarbon Cations: Structural Overview01:18

Aromatic Hydrocarbon Cations: Structural Overview

3.6K
Cycloheptatriene is a neutral monocyclic unsaturated hydrocarbon that consists of an odd number of carbon atoms and an intervening sp3 carbon in the ring. The three double bonds in the ring correspond to 6 π electrons, which is a Huckel number, and therefore satisfies the criteria of 4n + 2 π electrons. However, the intervening sp3 carbon disrupts the continuous overlap of p orbitals. As a result, cycloheptatriene is not aromatic.
Removing one hydrogen from the intervening CH2 group...
3.6K
Valence Bond Theory02:42

Valence Bond Theory

10.9K
Coordination compounds and complexes exhibit different colors, geometries, and magnetic behavior, depending on the metal atom/ion and ligands from which they are composed. In an attempt to explain the bonding and structure of coordination complexes, Linus Pauling proposed the valence bond theory, or VBT, using the concepts of hybridization and the overlapping of the atomic orbitals. According to VBT, the central metal atom or ion (Lewis acid) hybridizes to provide empty orbitals of suitable...
10.9K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Ligand non-innocence enables HAT at dinuclear nickel complexes.

Dalton transactions (Cambridge, England : 2003)·2026
Same author

Repurposing primaquine diphosphate for imatinib-resistant chronic myeloid leukemia via targeting BCR-ABL and Wnt/β-catenin pathway.

iScience·2026
Same author

Synthesis of a Series of Ln(III) (Ln = La, Ce, Lu) Aryl Complexes and Analysis of Their Ln-L Bonding Using Multinuclear NMR Spectroscopy and DFT Calculations.

Inorganic chemistry·2026
Same author

A novel therapeutic monoclonal antibody targeting PZR demonstrates potent anti-metastatic efficacy in triple-negative breast cancer.

Journal of translational medicine·2026
Same author

Zoledronic Acid Inhibits the Growth of ER-Positive Breast Cancer Cells by Inducing Ferroptosis.

Biomolecules & therapeutics·2026
Same author

Remote ischaemic conditioning in patients with supratentorial intracerebral haemorrhage (RICH-2): a multicentre, randomised, sham-controlled phase 3 trial in China.

EClinicalMedicine·2026

Related Experiment Video

Updated: Dec 31, 2025

Palladium N-Heterocyclic Carbene Complexes: Synthesis from Benzimidazolium Salts and Catalytic Activity in Carbon-carbon Bond-forming Reactions
19:58

Palladium N-Heterocyclic Carbene Complexes: Synthesis from Benzimidazolium Salts and Catalytic Activity in Carbon-carbon Bond-forming Reactions

Published on: July 30, 2017

10.1K

A Ketimide-Stabilized Palladium Nanocluster with a Hexagonal Aromatic Pd7 Core.

Andrew W Cook1, Peter Hrobárik2, Peter L Damon1

  • 1Department of Chemistry and Biochemistry , University of California Santa Barbara , Santa Barbara , California 93106 , United States.

Inorganic Chemistry
|January 9, 2020
PubMed
Summary

Researchers synthesized a novel mixed-valent palladium-7 (Pd7) nanosheet, [Pd7(N═C(tBu)2)6], stabilized by ketimide ligands. This Pd7 nanocluster exhibits all-metal aromaticity and shows potential as a precatalyst in cross-coupling reactions.

More Related Videos

Ligand-Mediated Nucleation and Growth of Palladium Metal Nanoparticles
11:54

Ligand-Mediated Nucleation and Growth of Palladium Metal Nanoparticles

Published on: June 25, 2018

10.7K
Mizoroki-Heck Cross-coupling Reactions Catalyzed by Dichloro{bis[1,1',1''-phosphinetriyltripiperidine]}palladium Under Mild Reaction Conditions
11:44

Mizoroki-Heck Cross-coupling Reactions Catalyzed by Dichloro{bis[1,1',1''-phosphinetriyltripiperidine]}palladium Under Mild Reaction Conditions

Published on: March 20, 2014

25.8K

Related Experiment Videos

Last Updated: Dec 31, 2025

Palladium N-Heterocyclic Carbene Complexes: Synthesis from Benzimidazolium Salts and Catalytic Activity in Carbon-carbon Bond-forming Reactions
19:58

Palladium N-Heterocyclic Carbene Complexes: Synthesis from Benzimidazolium Salts and Catalytic Activity in Carbon-carbon Bond-forming Reactions

Published on: July 30, 2017

10.1K
Ligand-Mediated Nucleation and Growth of Palladium Metal Nanoparticles
11:54

Ligand-Mediated Nucleation and Growth of Palladium Metal Nanoparticles

Published on: June 25, 2018

10.7K
Mizoroki-Heck Cross-coupling Reactions Catalyzed by Dichloro{bis[1,1',1''-phosphinetriyltripiperidine]}palladium Under Mild Reaction Conditions
11:44

Mizoroki-Heck Cross-coupling Reactions Catalyzed by Dichloro{bis[1,1',1''-phosphinetriyltripiperidine]}palladium Under Mild Reaction Conditions

Published on: March 20, 2014

25.8K

Area of Science:

  • Inorganic Chemistry
  • Materials Science
  • Nanotechnology

Background:

  • Palladium complexes are crucial in catalysis, but novel structures with unique electronic properties are continuously sought.
  • The development of metal nanoclusters with aromatic characteristics offers new avenues in materials science and catalysis.

Purpose of the Study:

  • To synthesize and characterize a novel mixed-valent palladium-7 (Pd7) nanosheet stabilized by ketimide ligands.
  • To investigate the electronic properties, including aromaticity, of the synthesized Pd7 nanocluster.
  • To explore the potential catalytic applications of the Pd7 nanosheet.

Main Methods:

  • Synthesis of the Pd7 nanosheet, [Pd7(N═C(tBu)2)6], via the reaction of PdCl2(PhCN)2 and Li(N═C(tBu)2).
  • Characterization using spectroscopic techniques (e.g., NMR) and density functional theory (DFT) calculations.
  • Reaction of the Pd7 nanosheet with triphenylphosphine (Ph3P) to form a Pd(0) phosphine complex.

Main Results:

  • Successful synthesis and characterization of the mixed-valent Pd7 nanosheet, [Pd7(N═C(tBu)2)6] (1), featuring a hexagonal planar [Pd7]6+ core.
  • DFT calculations confirmed that Pd7 nanosheet (1) is an all-metal aromatic nanocluster with hexagonal symmetry and a significant diatropic ring-current.
  • The Pd7 nanosheet (1) reacts with Ph3P to form Pd(PPh3)3 (3), indicating its potential as a precatalyst.

Conclusions:

  • The synthesized Pd7 nanosheet represents a rare example of an all-metal aromatic nanocluster with potential catalytic applications.
  • The ketimide ligands effectively stabilize the mixed-valent Pd7 core, imparting unique electronic and structural properties.
  • The Pd7 nanosheet can serve as a valuable precatalyst for palladium-catalyzed cross-coupling reactions.