Related Experiment Video
Updated: Jul 22, 2025
11:27
Synthesis and Characterization of Functionalized Metal-organic Frameworks
Published on: September 5, 2014
48.2K
Disulfide-Driven Pore Functionalization of Metal-Organic Frameworks.
Jennifer M Moore1, Audrey B Crom2, Jeremy I Feldblyum2
1Department of Chemical and Biological Sciences, Youngstown State University, One University Plaza, Youngstown, OH 44555, USA.
Chemistry (Weinheim an Der Bergstrasse, Germany)
|July 24, 2023
Summary
Researchers developed a new method for post-synthetic modification (PSM) of metal-organic frameworks (MOFs). This protecting-group-free approach uses disulfide bond formation to add diverse functionalities, creating tailored materials for specific applications.
Area of Science:
- Materials Science
- Chemistry
- Nanotechnology
Background:
- Post-synthetic modification (PSM) enhances metal-organic frameworks (MOFs) functionality beyond initial synthesis.
- Developing new PSM reactions is crucial for creating MOFs tailored for specific applications.
Purpose of the Study:
- To introduce a protecting-group-free method for installing diverse functional groups into MOF pores.
- To utilize disulfide bond formation as a versatile PSM strategy.
Main Methods:
- Employing disulfide bond formation for post-synthetic modification of a MIL-53(Al) analogue.
- Investigating the efficiency of thiol-to-disulfide conversions.
- Assessing the stability of formed disulfide bonds in various solvents.
Main Results:
- Successful installation of diverse functional groups within MOF pores using a protecting-group-free method.
- Achieved high to nearly quantitative thiol-to-disulfide conversion rates.
- Demonstrated the stability of disulfide bonds in various solvents and their cleavability with reducing agents.
Conclusions:
- The described disulfide bond formation method offers a facile and effective route for PSM of MOFs.
- This approach expands the toolkit for creating functionalized MOFs for advanced applications.
- The stability and cleavability of the disulfide bonds provide further utility for material design.
