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

MO Theory and Covalent Bonding02:40

MO Theory and Covalent Bonding

10.6K
The molecular orbital theory describes the distribution of electrons in molecules in a manner similar to the distribution of electrons in atomic orbitals. The region of space in which a valence electron in a molecule is likely to be found is called a molecular orbital. Mathematically, the linear combination of atomic orbitals (LCAO) generates molecular orbitals. Combinations of in-phase atomic orbital wave functions result in regions with a high probability of electron density, while...
10.6K
Valence Bond Theory02:45

Valence Bond Theory

32.4K
Overview of Valence Bond Theory
32.4K
Properties of Organometallic Compounds01:23

Properties of Organometallic Compounds

1.0K
Organometallic compounds are compounds that contain a carbon–metal bond. Carbon belongs to an organyl group like alkyl, aryl, allyl, or benzyl groups. The metal can be from Group I or Group II of the periodic table, a transition metal, or a semimetal.
1.0K
Molecular Orbital Theory II03:51

Molecular Orbital Theory II

19.3K
Molecular Orbital Energy Diagrams
19.3K
Newman Projections02:06

Newman Projections

17.0K
Different notations are used to represent the three-dimensional structure of molecules on two-dimensional surfaces. One of the most commonly used representations is the dash-wedge formula. The dashed wedges, solid wedges, and the plane lines indicate the groups situated behind the plane, coming out of the plane, and in the plane, respectively.
The organic molecules rotate across the single bonds leading to numerous temporary three-dimensional structures of varying energy known as...
17.0K
Covalent Bonding and Lewis Structures02:46

Covalent Bonding and Lewis Structures

49.5K
Compared to ionic bonds, which results from the transfer of electrons between metallic and nonmetallic atoms, covalent bonds result from the mutual attraction of atoms for a “shared” pair of electrons.
49.5K

You might also read

Related Articles

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

Sort by
Same author

Structural engineering in MOFs and COFs for challenging CO<sub>2</sub> adsorption.

Chemical science·2026
Same author

Selective Photocatalytic CO<sub>2</sub> Reduction via Enhanced CO<sub>2</sub> Adsorption and Activation Over Co-Salen Functionalized Zr-MOF Catalyst.

Angewandte Chemie (International ed. in English)·2026
Same author

Molecular Dipole Optimized Hybrid Metal Halide for Piezoelectric Ultrasound Monitoring of Aquatic Organisms.

Nano letters·2026
Same author

Interfacial Donor-Acceptor Engineering in MOFs: Synergizing Self-Excitation and External Charge Utilization for High-Efficiency Photocatalytic Hydrogen Evolution.

Angewandte Chemie (International ed. in English)·2026
Same author

Methane storage using metal-dipyrazolate frameworks.

Nature materials·2026
Same author

A Review of Activator Strand Engineering Strategies for Smart CRISPR/Cas12a Diagnostics.

ACS sensors·2026

Related Experiment Video

Updated: Jul 16, 2025

Microfluidic-based Synthesis of Covalent Organic Frameworks COFs: A Tool for Continuous Production of COF Fibers and Direct Printing on a Surface
08:42

Microfluidic-based Synthesis of Covalent Organic Frameworks COFs: A Tool for Continuous Production of COF Fibers and Direct Printing on a Surface

Published on: July 10, 2017

13.4K

General Approach to Construct C-C Single Bond-Linked Covalent Organic Frameworks.

Xue-Nan Feng1, Yi Yang1, Xuejie Cao1

  • 1Research Centre for Analytical Sciences, College of Chemistry, Nankai University, Tianjin 300071, P. R. China.

Journal of the American Chemical Society
|September 13, 2023
PubMed
Summary

New covalent organic frameworks (COFs) with C-C single bonds (CSBL-COFs) were synthesized using a novel general approach. These stable CSBL-COFs exhibit self-dispersing properties in water, expanding their application potential.

More Related Videos

Synthesis and Characterization of Functionalized Metal-organic Frameworks
11:27

Synthesis and Characterization of Functionalized Metal-organic Frameworks

Published on: September 5, 2014

48.2K
Synthesis of Single-Crystalline Core-Shell Metal-Organic Frameworks
05:26

Synthesis of Single-Crystalline Core-Shell Metal-Organic Frameworks

Published on: February 10, 2023

2.6K

Related Experiment Videos

Last Updated: Jul 16, 2025

Microfluidic-based Synthesis of Covalent Organic Frameworks COFs: A Tool for Continuous Production of COF Fibers and Direct Printing on a Surface
08:42

Microfluidic-based Synthesis of Covalent Organic Frameworks COFs: A Tool for Continuous Production of COF Fibers and Direct Printing on a Surface

Published on: July 10, 2017

13.4K
Synthesis and Characterization of Functionalized Metal-organic Frameworks
11:27

Synthesis and Characterization of Functionalized Metal-organic Frameworks

Published on: September 5, 2014

48.2K
Synthesis of Single-Crystalline Core-Shell Metal-Organic Frameworks
05:26

Synthesis of Single-Crystalline Core-Shell Metal-Organic Frameworks

Published on: February 10, 2023

2.6K

Area of Science:

  • Materials Science
  • Polymer Chemistry
  • Nanotechnology

Background:

  • C-C single bond-linked covalent organic frameworks (CSBL-COFs) are highly sought after for their exceptional stability, crucial for applications in demanding environments.
  • Current synthetic routes for CSBL-COFs are limited, primarily relying on the Glaser-Hay reaction or post-synthetic modification of vinylene-based frameworks.

Purpose of the Study:

  • To develop a new, general synthetic strategy for constructing CSBL-COFs.
  • To explore the properties and potential applications of these newly synthesized CSBL-COFs.

Main Methods:

  • A novel synthetic approach involving the reaction of aromatic aldehydes with monomers containing active methyl groups of enhanced acidity was employed.
  • The chemical stability of the synthesized CSBL-COFs was tested in harsh conditions, including strong acids, bases, boiling water, and reducing agents.
  • The dispersibility of the CSBL-COFs in water was investigated, focusing on their ability to form stable nanoparticle suspensions.

Main Results:

  • A series of CSBL-COFs were successfully synthesized using the developed general approach.
  • The synthesized CSBL-COFs demonstrated remarkable chemical stability, remaining intact in 6 M NaOH, 3 M HCl, boiling water, and 100 mg/mL NaBH4 for over 3 days.
  • The CSBL-COFs exhibited a high density of ionic sites, enabling spontaneous self-dispersion into stable nanoparticle suspensions in water for at least 12 hours without re-precipitation.

Conclusions:

  • A versatile and general method for synthesizing CSBL-COFs has been established.
  • The developed CSBL-COFs possess unique self-dispersing properties in water, a rare characteristic among this class of materials.
  • This work opens new avenues for the design and application of a broader range of stable, self-dispersed CSBL-COFs in various fields.