Related Experiment Video
Updated: Jul 7, 2026
07:14
Experimental Approaches for the Synthesis of Low-Valent Metal-Organic Frameworks from Multitopic Phosphine Linkers
Published on: May 12, 2023
Metal-peptide frameworks (MPFs): "bioinspired" metal organic frameworks
Alexandre Mantion1, Lars Massüger, Pierre Rabu
1Department of Chemistry, Klingelbergstrasse 80, University of Basel, CH-4056 Basel, Switzerland. a.mantion@unibas.ch
Journal of the American Chemical Society
|February 6, 2008
Summary
Researchers developed the first peptide-based metal-organic frameworks (MPFs) using oligovaline peptides. These novel porous MPFs show promise for applications in catalysis and separation technologies.
Area of Science:
- Materials Science
- Supramolecular Chemistry
- Nanotechnology
Background:
- Chiral metal-organic frameworks (MOFs) are increasingly important for energy technologies, asymmetric catalysis, and chiral separation.
- Developing new inorganic material topologies is a fundamental research area.
- Previous work established an oligovaline peptide family for potential material applications.
Purpose of the Study:
- To report the first construction of a peptide-based metal-organic framework (MPF).
- To utilize a specific oligopeptide, Z-(L-Val)2-L-Glu(OH)-OH, for framework synthesis.
- To explore the self-assembly and properties of these novel MPFs.
Main Methods:
- Synthesis of porous copper and calcium MPFs using a self-assembling oligopeptide.
- Characterization of MPF formation driven by metal-peptide and metal-ammonia interactions.
- Thermal stability and porosity assessment of the synthesized MPFs.
Main Results:
- Successful formation of the first peptide-based metal-organic frameworks (MPFs).
- MPFs exhibit stability up to approximately 250°C.
- The synthesized MPFs possess internal porosity, indicating potential for further development.
Conclusions:
- Peptide-based MOFs (MPFs) represent a new class of porous materials.
- Self-assembly of oligovalines with specific metal ions leads to stable, porous structures.
- These MPFs serve as promising prototypes for advanced applications in catalysis and separation.
Related Concept Videos
02:51Metal-Ligand Bonds
The hemoglobin in the blood, the chlorophyll in green plants, vitamin B-12, and the catalyst used in the manufacture of polyethylene all contain coordination compounds. Ions of the metals, especially the transition metals, are likely to form complexes.
In these complexes, transition metals form coordinate covalent bonds, a kind of Lewis acid-base interaction in which both of the electrons in the bond are contributed by a donor (Lewis base) to an electron acceptor (Lewis acid). The Lewis acid in...
In these complexes, transition metals form coordinate covalent bonds, a kind of Lewis acid-base interaction in which both of the electrons in the bond are contributed by a donor (Lewis base) to an electron acceptor (Lewis acid). The Lewis acid in...
01:23Properties of Organometallic Compounds
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.